Annual ReportOf The

State InspectorOf

MinesOf

WYOMING

Year EndingDecember 31, 2011

THE STATE OF WYOMING MATTHEW MEAD

GOVERNOR

TERRY W. ADCOCK

State Inspector of Mines

Department of Workforce ServicesOFFICE OF MINE INSPECTOR

P. O. Box 1094 Rock Springs, WY 82902

TELEPHONE 307-362-5222 FAX 307-362-5233

December 31, 2011

The Honorable Matthew Mead

Governor of Wyoming

State Capitol Building

Cheyenne, WY 82002

Dear Governor Mead:

Pursuant to Wyoming Compiled Statutes of 1995, relating to mining, I have the honor to transmit herewith the Annual Report of the State Inspector of Mines for the year 2011.

Respectfully submitted,

Terry W. Adcock

State Inspector of Mines

1

MATTHEW MEADGovernor of Wyoming - 2011

2

STATE MINE INSPECTOR'S OFFICE PERSONNEL

Carolus, Mike Deputy Inspector of Mines Gillette

Crumrine, Mark A. Deputy Inspector of Mines Worland

McCann, Michael A. Deputy Inspector of Mines (Coal) Rock Springs

Goplerud, Rebecca E. Senior Office Support Specialist Rock Springs

Busse, Mary Deputy Inspector of Mines Rock Springs

Adcock, Terry W. State Inspector of Mines Rock Springs

Ashley, Cary D. Deputy Inspector of Mines Casper

Name Title Location

This office is a division of the Department of Workforce Services, and is located in Rock Springs, WY. It is the responsibility of this office to administer the State Statutes pertaining to the health and safety of the miners, and to recommend legislative changes in such regulations when needed.

Pursuant to these statutes, each mining operation in the State is inspected for compliance several times each year, and all fatal or serious accidents are investigated. Complaints by employees of unsafe working conditions are also investigated.

State Statutes also created the Mining Council, composed of 10 members and the State Inspector of Mines. The membership is composed of 5 management and 5 hourly representatives from various types of mining operations. The members of the Council act in conjunction with the State Inspector of Mines to improve the health and safety in the mines of this state.

The State Mining Council is also responsible for the certification of underground and surface mine foreman and underground mine examiners as required by State Statutes. The members of the Mining Council are:

Greybull, WY

Wyo-Ben, Inc.

Alpha Coal West, Inc.

Dillinger, Phil Hourly, Coal

FMC Corporation

Burd, Michael K. Hourly, Trona

Green River, WY

Crumrine, Mark A. Hourly, Bentonite

Gillette, WY

Graham, David A. Management, Trona

Green River, WY

General Chemical Soda Ash Partners

3

Valdez, Francisco R. Hourly, Coal

Pacific Corp.

Rhoades, Christine Management, Coal

Alpha Coal West, Inc.

Gillette, WY

Evans Construction Company

Jackson, WY

Casper, WY

Waterhouse, Tom Management, Sand & Gravel-President

Musbach, Timothy E. Management, Trona

OCI Wyoming L.P.

Montoya, Michael C. Management, UG Coal - Mining Engineer

Solvay Chemicals, Inc

Green River, WY

Black Butte Coal Company

Point of Rocks, WY

Green River, WY

Pacheco, Robert J. Hourly, Coal

4

2011 - EXECUTIVE SUMMARY

2011-659 Health and Safety Inspections Conducted 2010-1,077 Health and Safety Inspections Conducted 2009-1,024 Health and Safety Inspections Conducted

State Mine Inspector Health and Safety Inspections

2011-Coal Production-438,380,012 tons 2010-Coal Production-442,061,036 tons 2009-Coal Production-432,481,322 tons 2011-Coal Employment-7,000 employees 2010-Coal Employment-6,869 employees 2009-Coal Employment-6,822 employees 2011-Trona Production-16,986,572 tons 2010-Trona Production-16,506,904 tons 2009-Trona Production-14,584,597 tons 2011-Trona Employment-2,240 employees 2010-Trona Employment-2,151 employees 2009-Trona Employment-2,141 employees 2011-Bentonite Production-(plant) 3,497,495 tons (mine) 4,970,781 tons 2010-Bentonite Production-(plant) 4,459,153 tons (mine) 4,041,440 tons 2009-Bentonite Production-(plant) 3,621,855 tons (mine) 2,473,716 tons 2011-Bentonite Employment-744 employees 2010-Bentonite Employment-666 employees 2009 Bentonite Employment-603 employees

Production and Employee Data

Operations: 2011-64 Lost Time Accidents 2010-54 Lost Time Accidents 2009-99 Lost Time Accidents Contractors: 2011-9 Lost Time Accidents 2010-10 Lost Time Accidents 2009-19 Lost Time Accidents Total: 2011-73 Lost Time Accidents 2010-64 Lost Time Accidents 2009-118 Lost Time Accidents We had a total of 95 companies that worked at least 10,000 hours or more without a lost time accident in 2011.

Lost Time Accidents

On September 1, 2011 an employee of Weston Engineering, Cody Brown, was working at the Peabody Powder River Mining, North Antelope Rochelle Mine on a water well drill rig trying to retrieve a stuck drill pipe from the drill hole when he was struck by the worm tong due to the fact the safety cable holding it in place failed. Mr. Brown died from multiple injuries and blunt trauma.

Fatalities

5

Mine Safety and Health training is available through the M.S.H.A. State Grant Program which is funded by a grant awarded by the Department of Labor. There are full time and contract trainers located at the Northern Wyoming Community College District, Gillette College and at the Western Wyoming Community College, Green River Campus. These instructors conduct training on campus and also travel throughout the state upon request. The Programs currently available from certified instructors are: Annual Refresher Training New Miner Training Impoundment Recertification Electrical Certification Review Electrical Recertification Mine Foreman Certification Review Surface Coal Shot-firer Recertification Instructor Training for Certification Accident Investigation and Prevention Part 56/57 Training Part 77 Training Part 46 Training Part 47 Haz-Com Training Part 62 Noise Training First Responder Training First Aid C.P.R. I encourage all of the mines and mine contractors to use the Grant Program whenever possible.

Training

6

2011 - MINE FOREMAN CERTIFICATION

The Wyoming Mining Council is responsible for the certification of Mine Foreman in the state. 179 certificates were awarded for 2011.

Surface Coal Foreman

Dillinger, Danielle A4080

Bingham, Joshua A4045

Bishop, Timothy A4046

Beierle, Fred A4042

Bell, Joshua A4043

Blau, Jeffrey A4048

Boynton, Justin A4051

Brazee, Kenneth A4054

Bock, Jeremiah A4049

Bostow, Nicholas A4050

Beck, Jesse A4041

Allguer, Nicholas A4032

Allison, Eric A4033

Acord, William D. A4030

Alaniz, David A4031

Baity, Ronald A4036

Bauman, Timothy A4039

Baxter, Nicholas A4040

Banker, Joe A4037

Bath, Jacob A4038

Brewer, Robert A4055

Crawford, Casey A4070

Crom, Jeremiah A4071

Cooper, Patrick A4068

Cortez, Eduardo A4069

Cuchine, Billy A4073

Davis, Max R. A4076

Dayton, Michelle A4077

Czarnecki, Nathan A4074

Danko, Rusty A4075

Chapell, Joseph A4067

Burstad, Michael A4058

Buxcel, Aly A4059

Buchli, Kevin A4056

Buell, Toy A4057

Buxcel, Seth A4060

Campbell Jr., Patrick A4063

Capser, David A4064

Cain Sr., Barry A4061

Campbell, Eddy A4062

Reeder, Nathan A4195

Martinez, Dion A4156

Martinez, Jani A4157

Martin, Kyle A4154

Martin, Leonard A4155

McClaren, Chris A4160

Medlen, Shawn A4163

Mercer, John W. A4165

McKee, Ramsay A4161

Means, Clayton A4162

Markwardt, David A4153

Larive, Jayd A4142

LaValley, Jamie A4143

Kruse, Cole A4140

Lang Jr., Robbie A4141

Leiker, Johnny A4146

Logan, Lark A4151

Maples, Adam A4152

Lindblom, Scott A4149

Lipp, Phillip A4150

Michael, Mark A4166

Poitra, Zachary A4186

Pond, Andrew A4187

Packard, Richard A4181

Pangus, Jesse Wayne A4182

Pope, Michael A4188

Rasmussen, Bret A4193

Rea, William A4194

Portwine, Kelley A4189

Rambel, Kipp A4192

Pace, Cullen A4180

Murray, Benjamin A4172

Myers, Mark A4173

Michels, Brian A4167

Morgan, Jeffrey Kenneth A4170

Nannemann, Chad A4174

Oliver, Brandon A4178

Orban, John A4179

Nelson, Jeffrey A4175

Newman, Brent A4177

7

Underground Coal Mine Foreman

May, Weston A4159

Hildebrant, Brian A4115

Allman, Rusty A4035

Watson Jr., Vernon J. A4234

Valdez, Stevan A4228

Mortensen, Kelly A4171

Herbst, Amy A4113

Heiner, Jonathan A4112

Holkan, Dustin A4117

Hoff, Jordan A4116

Heimann, John A4111

Hanson, Timothy A4107

Halbrook, Eric A4106

Hector, Steve A4110

Hazelton, Jonathan A4109

Howard, Wesley A4122

Ketterling, Jody A4133

Kasparek, Michael A4130

Kolata, Steve A4137

Kilian, Kenneth A4134

Johnston, Neil A4128

Hughes, Dallas Starr A4125

Huckins, Clayton A4123

Jensen, Thomas A4127

Huseby, Tyler A4126

Erikson, Sidney A4088

Erickson, Graham A4087

Frazier, Jon A4093

Fosheim, Patrick A4092

Eichenberger, Michael A4086

Duarte, Samuel A4082

Doyen, Michael A4081

Edwards Jr., Condo A4085

Dysart, Kimberly A4084

Garrett, Vernon A4094

Green, Brenda A4101

Gorton, Thomas A4100

Guire, Joseph A4103

Gross, Casey A4102

Goff, Cory A4099

Geuke, Ryan A4096

German, Jarrett A4095

Gitthens, Dewey A4098

Gilliam, Roger A4097

Underberg, Heidi A4226

Trapp, Brad A4225

Veys, Ian A4230

Vanderpool, Khayen A4229

Torrey, Michael A4224

Sundquist, Jacob A4221

Sudbeck, Matthew A4218

Terry, Stephen M. A4223

Sweeney, Jordan A4222

Wade, Robert S. A4231

Willis, Christopher A4240

Wik, Jon A4239

Zorn, Todd A4242

Zimmerman, Chris A4241

Whitney, Robert A4238

Weinand, Nate A4235

Walker, Linda A4232

Whipple, Landen A4237

Wenger, Timothy A4236

Schavone, Peter A4205

Sather Jr., LeRoy A4204

Scott, Andrew A4207

Schneider, Dwayne A4206

Rosales, George A4203

Reiber, Brian A4197

Rehbein, Kevin A4196

Richardson, Lionel A4200

Renken, Casey A4198

Shevchuk, Jeremy A4208

Stainbrook, James A4215

Spurlock, Martin A4214

Stephens, Garret A4217

Stainbrook, Joshua A4216

Soderlind, David A4213

Sitzman, Tarl A4210

Sifuma, Ronald A4209

Snyder, Jason A4212

Smith, Brian A4211

8

Underground Trona Mine Foreman

Houskeeper, Bret A4121

Hooten, Brian R. A4119

King, Patrick Louis A4136

Kempton, Shane A4132

Hadden, Joshua A4105

Carter, Donald S. A4066

Brady, Kael A4053

Dunham, Jeffrey A4083

Dick, Tyler L. A4079

Potter, Jeremy A4191

Pennington, James A4184

Sullivan, Kyle A4220

Robison, Brandon A4202

Layne, Jundee A4145

Korkow, Burt A4139

Moen, Arlin A4169

Liggett, John A4148

Certifications awarded for 2011: 179

9

2011 - EXAMINER CERTIFICATION

The Wyoming Mining Council is responsible for the certification of Mine Examiners in the state. 33 certificates were awarded for 2011.

Surface Coal Examiner

Fletcher, Britt A4091

Hudson, Darrell A4124

Bittner, Dean A4047

Evans, Teresa A4089

Perino, Hal Logan A4185

Reynolds, Paul A4199

Mendoza, Juan A4164

Neumann, Trevor A4176

Underground Trona Mine Examiner

Hooten, Brian R. A4118

Hadden, Joshua A4104

Houskeeper, Bret A4120

Kempton, Shane A4131

Jorgensen, Joseph A4129

Brady, Kael A4052

Bestgen, Caleb A4044

Carter, Donald S. A4065

Fackrell, John Dale A4090

Dick, Tyler L. A4078

Potter, Jeremy A4190

Pennington, James A4183

Sullivan, Kyle A4219

Robison, Brandon A4201

Moen, Arlin A4168

Korkow, Burt A4138

King, Patrick Louis A4135

Liggett, John A4147

Layne, Jundee A4144

Underground Coal Mine Examiner

Hildebrant, Brian A4114

Harrison, Jeff A4108

Allman, Rusty A4034

Watson Jr., Vernon J. A4233

Valdez, Stevan A4227

May, Weston A4158

Certifications awarded for 2011: 33

10

2011 - QUALIFIED PERSON CERTIFICATION

This certification is the result of legislation that was passed during 1998. The certified person is allowed to test for the presence of methane gas prior to welding or using open flame in an underground coal or trona mine. 36 certificates were awarded for 2011.

Ray, Dustin 1486

Ramirez, Anthony 1466

Redmon, Tony 1493

Raymond, John 1492

Nielsen, Leslie L. 1479

Krmpotich, Samuel 1485

Young, Dustin 1482

Mazur, John 1491

Landis, Ryan 1468

Williamson, Doug 1481

Watson, David 1467

Winner, Jesse 1459

Wilson, Geral 1490

Shiner, Dustin 1488

Richins, Ryan 1489

Rees, Stan 1480

Shepartd, Randy 1487

Roundy, Edward 1494

Covington, Glen 1477

Core, Patrick 1483

Dolce, Jr. John 1471

Davis, Shawn A. 1460

Cooley, Cecil 1472

Bell, Joshua S. 1474

Johnson, Aaron 1465

Cheney, Daniel M. 1476

Bluemel, Rusty 1475

Hood, Brett 1470

Harsha, Todd 1478

Huntington, Thomas 1464

Huges, Amanda M. 1463

Grissom, Jerry 1473

Edd, Jessica 1461

Duncan, Dale 1484

Goats, Mike 1469

Fenus, Christopher 1462

NAME CERTIFICATE #

Certifications awarded for 2011: 36

11

2011 - CONTRACTOR CERTIFIED PERSON

This certification is the result of new rule making in 2008. This certified person is qualified to perform work place examination at surface coal mines for contractor work areas. 187 certificates were awarded for 2011.

Fietkau, Mark 508

Bezpaletz, Elijah 556

Bonnet, Lyle 513

Bergeman, Baird 574

Bertrand, Scott 503

Borkholder, Bradley 510

Camphouse, Harriett 566

Carroll, Wesley 596

Bowman, Shane 558

Brown, Kenneth 592

Barrett, Clifford 464

Ames, Tina 575

Ammon, Jeremiah 427

Fields, Chad 484

Alaniz, Wes 538

Anderson, Matthew 454

Audiss, Chris 494

Bansen, Tyler 515

Andrews, Gwen 499

Archuleta, Dustin 549

Chandler, David 483

Elliot, Mark 474

Elliott, Kyle 521

Delack, Jayden 520

Doyle, Randy 551

Eubanks, Everette 468

Farr, Wesley 532

Fenn, Kenneth 559

Exley, Anthony 528

Exley, Joe 550

Curtin Jr., Joseph 543

Clark, Gary 602

Clymer, Sean 539

Christenson, Matthew 577

Christy, Cathy 544

Coleman, Victor 599

Cossitt, Ryan 519

Crowe, Ben 530

Collen, Ronald 607

Conroy, Tyke 473

NAME CERTIFICATE #

12

Jenner, Patrick 480

Jenkins, Matthew 479

Jagow, Lex 481

Johnson, Adam 531

Jessen, Aaron 440

Jensen, David 487

Jacques, James 512

Hilbird, Lesli 585

Hergott, Brian 603

Hendricks, Crystal 568

Jacobs, Christopher 502

Jack, Charles 453

Hoyle, Martin 573

Kautz, Calvin 478

Klette, Nathan 555

Kifer, Andrew 422

Keys, Christopher 455

Lamb, Larry 578

Kuhbacher, Steve 600

Haukaas, Crystal 584

Glace, Barry 504

Gillespie, William 445

Gill, Yvette 433

Gomez, Larry P. 527

Gomer, Ron 604

Goldsberry, Melissa 424

Fuqua, Jamie 562

Flemetakis, Bill 421

Fisher, Ivan 563

Fischer, Lucas 567

Fuchs, Shane 428

Friedlan, Rick 517

Freer, Leon 586

Gonzales, Loretta 425

Hartford, Andrew 590

Harpold, Erica 588

Haller, Dave 509

Hatzenbihler, Jesse 439

Haskins, Rebecca 597

Hartman, Ryan 476

Grover, Roger 486

Greenwood, Todd 501

Graham, Austin 438

Goodman, Mark 434

Grover, Bart 485

Grothe, James 435

Grissom, Michael 560

13

Rewerts, Steve 605

Reyes, Ausencin 466

Reints, Jennifer 500

Reintsma, Donna 576

Richendifer, Bret 511

Rolf, Gary 441

Rudolph, Patrick 488

Rogers, James 554

Rogers, John 557

Miller, Jared 587

Mitchell, Craig 561

Michael, Jason 458

Milchak, Jacob 423

Mohl, Jason 523

Morfeld, Jody 522

Murphy, Joseph 446

Mohl, John 524

Morales, Jesus 472

McKee, Cy 498

Lewton-Bitner, Dixie 583

Lorenzana, Enrique 469

Lange Sr., Douglas 456

Lantis, Tina 430

Mance, Jason 457

McGlade, John 507

McGowan, Michael 606

Marshall, David 505

Matthews, James 595

Pashley, Jeff 452

Pedneault, Jake 533

Parrish, David Scott 426

Partridge, Natasha 518

Pirelli, Joseph 589

Quezada, Rudolph 471

Reiber, Evan 448

Plascencia, Fermin 465

Pullman, Bren 553

Palmer, Nick 552

Nix, Gary 545

Nix, Jace 546

Murray, Treva 569

Napier, Michael 490

Norris, Marvin 482

Pahl, Allen 580

Painter, Benjamin 570

Nuzum, Howard 431

O`Dea, Matthew 579

14

Villarreal, Ignacio 601

Valdez, Arthur 462

Umbach, Eric 506

Walter, Mike 477

Wallace, Robert 529

Vore II, Robert 497

Uhl, Jeffery 535

Trujillo, Felix 516

Trimble, Troy 572

Toennis, Jake 496

Tuning, Travis 444

Tuning, John 443

Trujillo, Joe 489

Wofford, Kirstopher 541

Whisler, Darby 525

Weber, Erik 463

Weakley, Richard 436

Wilson, Cody 536

Williams, Tim 565

Williams, Jon 442

Thornburg, Byron 491

Serra, Ray 450

Schroeder, John 467

Schmidt, Gerald 493

Simpson, Brandon 537

Shaw, Neil 459

Serres, Boyd 514

Schane, Doug 437

Rushton, Jeremy 449

Ruiz, David 582

Ruff, Nolan 540

Sautner, James 475

Sangberg, David 547

Sales, Steven 564

Swisher, Gennifer 593

Svoboda, Ron 534

Stuart, Troy 548

Thopson Jr., James 461

Tabler, Chad 492

Swisher, Melinda 594

Stone, Scott 591

Smith Jr., Jimmie R. 526

Sloan, James 432

Simpson, Lee 581

Still, Ernie 495

Stanley, William 571

Snyder, Shane 460

15

Wortman, Whitney 598

Wrenn, Duane 451

Zahardka, Ryan 447

Wofford, Loyd 542

Wolske, Jeremiah 470

Wood, Michael 429

Certifications awarded for 2011: 187

16

2011 - SAFETY AWARDS

I would like to commend and congratulate the following companies and their employees for having worked the entire year of 2011, for 10,000 or more manhours, with no lost time accidents.

Redi Services LLC 76,481

Liebherr Mining Equipment 79,821

Wyo-Ben, Inc. - Sage Creek Mill 67,850

GCR Tire Center 56,102

Savage Transportation Services 61,620

American Colloid Company - Colony West Mill 105,395

Manpower Inc. 97,248

Wyo-Ben, Inc. - Stucco Mill 91,401

Martin Marietta Materials - Granite Canyon Quarry 97,177

Wollam Construction Company, Inc. 45,579

Bucyrus Mining Equipment 54,282

Industrial Services, Inc. 55,654

Oftedal Construction, Inc. 50,835

Mining Electrical Services LLC 46,846

Wyo-Ben, Inc. - Lucerne Mill 47,397

Thunder Basin Coal Co. LLC/Coal Creek - Coal Creek Mine 326,235

Pacific Minerals dba Bridger Coal - Surface Operations - Bridger Coal Surface MIne 390,170

Rail Link, Inc. 302,088

Bentonite Performance Minerals LLC - Lovell Mine & Plant 190,719

Wyodak Resources Development Corporation - Wyodak Mine 205,068

Buckskin Mining Company - Buckskin Mine 938,817

L and H Industrial 111,806

OCI Wyoming L.P. - Big Island Mine 808,807

Peabody Caballo Coal, LLC - Rawhide Mine 472,422

Alpha Coal West, Inc. - Belle Ayr Mine 755,488

Larry's Mining, Inc. 125,009

MI SWACO a Schlumberger Company - MI SWACO Greybull Plant 144,010

Brazier Mine Construction, Inc. 122,375

American Colloid Company - Colony East Mill 113,658

WESCO 114,719

Bentonite Performance Minerals LLC - BPM Colony Mill 175,023

GK Construction, Inc. 188,412

Western Fuels Wyoming, Inc. - Dry Fork Mine 162,614

Standard Laboratories, Inc. 156,470

Nelson Brothers Mining Services, LLC 160,208

OPERATIONS MANHOURS

17

Arch of Wyoming, LLC - Seminoe II Mine 23,124

Saulsbury Industries 23,680

BRS Inc 22,604

Wyo-Ben, Inc. - Big Horn Basin Mines 22,236

Buckley Powder Co. 22,322

Georgia Pacific Gypsum LLC - Gypsum Quarry #6 26,098

Hladky Construction, Inc. 24,449

Simon Contractors - Crusher #1 23,839

GT Nix Construction Inc 24,138

Knife River, Inc. - Star Pit #1 22,000

Arch of Wyoming, LLC - Elk Mountain Mine 19,372

McGarvin-Moberly Construction Co. - Crusher #2 19,625

Mtn States Contracting, Inc 18,725

Elkhorn Construction Inc. 21,011

Viking Explosives & Supply, Inc. 21,799

Blair Electric Service Company 20,845

Evans Construction Company - Evans #1 Pit 20,083

Black Hills Bentonite - Thornton Plant 20,543

Martin Marietta Materials - Guernsey Quarry 36,956

SLS West, Inc. 37,876

Komatsu Equipment Company 35,264

4 N Trucking Inc. 33,595

Mullinax Concrete Service Co Inc - Mullinax Concrete Service Co. 34,589

LeTourneau Technologies America, Inc 43,576

NOV MINERALS - NOV FluidControl Evanston Barite Mill 26,966

American Colloid Company - Yellowtail Mine 43,425

Coleman Field Services, INC 39,333

Redi Project Services LLC 42,249

Pete Lien & Sons, Inc. - 48-01705 HUNTER QUARRY 33,517

Pinnacle Material - Douglas Quarry 30,395

Wright Mining Solutions, LLC 31,236

Searle Brothers - Leucite Pit 30,083

Black Hills Bentonite - Harry Thorson Plant 29,259

MK Weeden Construction, Inc. 29,460

Fenner Dunlop Conveyor Services, LLC 32,151

Tyler Exploration LLC (Bradley Crawford) 32,688

SKV Limited Liability Co. 32,134

Lewis & Lewis, Inc. - Lewis & Lewis, Inc. Crusher #1 31,945

Pete Lien & Sons, Inc. - 48-01513 WYOMING LIME PRODUCTS 32,054

OPERATIONS MANHOURS

18

Oftedal Construction Inc. - Crusher #1 13,719

Fisher Sand and Gravel - Plant #1 13,566

McMurry Ready Mix Co. - Crusher #2 13,911

Pete Lien & Sons, Inc. - 0503223 PORTABLE PLANT #1 14,731

Green River Rock, Inc. - Fear Pit #1 14,682

Harris Trucking & Const. Co. - Big Dog #2 10,148

Willits Company, Inc. - Harriman Quarry 10,142

Searle Brothers Construction 12,445

GSL Electric Inc 13,198

Jeff's Industrial Repair LLC 12,578

New Era Petroleum LLC - New Era Petroleum 16,122

Mountain West Electric Inc. 17,625

B & D Services, Inc. 15,604

Western Mine Service, Inc. 17,839

Price Mine Service 18,308

Kilroy LLC - Mine ID X739 18,098

Manpower 16,203

Cate Equipment Company 17,270

Brahma Group, Inc. 16,536

J2ML Industrial Inc. 16,828

Wyoming Power Wash, Inc 16,800

TOTAL 95

OPERATIONS MANHOURS

19

COAL PRODUCTION FROM 1912 THROUGH 2011

1961 .............................................................................................................................................. 2,520,258 446

1962 .............................................................................................................................................. 2,574,560 449

1960 .............................................................................................................................................. 2,004,147 439

1953 .............................................................................................................................................. 5,243,715 2,788

1954 .............................................................................................................................................. 2,833,353 1,532

1951 .............................................................................................................................................. 6,288,157 3,187

1952 .............................................................................................................................................. 6,106,949 2,903

1955 .............................................................................................................................................. 2,921,563 979

1958 .............................................................................................................................................. 1,631,234 587

1959 .............................................................................................................................................. 1,976,597 479

1956 .............................................................................................................................................. 2,555,452 1,016

1957 .............................................................................................................................................. 2,118,366 634

1923 .............................................................................................................................................. 7,587,676 7,511

1924 .............................................................................................................................................. 6,715,554 7,210

1921 .............................................................................................................................................. 8,303,479 8,037

1922 .............................................................................................................................................. 5,976,474 9,192

1925 .............................................................................................................................................. 6,557,576 6,364

1928 .............................................................................................................................................. 6,553,174 5,639

1929 .............................................................................................................................................. 6,690,779 4,768

1926 .............................................................................................................................................. 6,495,815 5,912

1927 .............................................................................................................................................. 5,738,561 5,081

1920 .............................................................................................................................................. 9,589,274 8,166

1913 .............................................................................................................................................. 7,095,652

1914 .............................................................................................................................................. 7,221,772

1950 .............................................................................................................................................. 6,341,899 3,598

1912 .............................................................................................................................................. 7,341,141

1915 .............................................................................................................................................. 6,268,990

1918 .............................................................................................................................................. 9,417,269 7,723

1919 .............................................................................................................................................. 8,166,008 7,725

1916 .............................................................................................................................................. 7,696,344

1917 .............................................................................................................................................. 8,789,514

1930 .............................................................................................................................................. 6,070,796 4,868

1943 .............................................................................................................................................. 9,237,729 4,675

1944 .............................................................................................................................................. 9,559,593 4,585

1941 .............................................................................................................................................. 6,670,808 4,506

1942 .............................................................................................................................................. 8,154,861 4,776

1945 .............................................................................................................................................. 9,836,798 4,814

1948 .............................................................................................................................................. 6,408,302 4,212

1949 .............................................................................................................................................. 5,972,640 3,814

1946 .............................................................................................................................................. 7,616,681 4,500

1947 .............................................................................................................................................. 8,054,751 4,348

1940 .............................................................................................................................................. 5,350,702 4,321

1933 .............................................................................................................................................. 4,004,602 3,792

1934 .............................................................................................................................................. 4,376,791 3,778

1931 .............................................................................................................................................. 5,000,366 4,675

1932 .............................................................................................................................................. 4,163,419 4,236

1935 .............................................................................................................................................. 5,165,289 4,090

1938 .............................................................................................................................................. 5,219,054 4,868

1939 .............................................................................................................................................. 5,411,072 4,287

1936 .............................................................................................................................................. 5,791,202 4,751

1937 .............................................................................................................................................. 5,950,230 4,996

Year Tonnage Employees

20

1996 .............................................................................................................................................. 278,424,956 4,398

1995 .............................................................................................................................................. 263,938,023 4,374

1994 .............................................................................................................................................. 236,908,067 4,572

1999 .............................................................................................................................................. 336,459,938 4,606

1998 .............................................................................................................................................. 314,962,091 4,335

1997 .............................................................................................................................................. 281,481,516 4,303

1990 .............................................................................................................................................. 184,005,701 4,623

1989 .............................................................................................................................................. 171,140,004 4,560

1988 .............................................................................................................................................. 163,588,200 4,533

1993 .............................................................................................................................................. 209,925,826 4,562

1992 .............................................................................................................................................. 189,470,256 4,648

1991 .............................................................................................................................................. 193,863,806 4,663

2008 .............................................................................................................................................. 466,319,331 6,760

2007 .............................................................................................................................................. 452,134,704 6,469

2006 .............................................................................................................................................. 444,880,617 6,030

2011 .............................................................................................................................................. 438,380,012 7,000

2010 .............................................................................................................................................. 442,061,036 6,869

2009 .............................................................................................................................................. 432,481,322 6,822

2002 .............................................................................................................................................. 373,195,431 4,684

2001 .............................................................................................................................................. 368,878,135 4,532

2000 .............................................................................................................................................. 338,852,148 4,414

2005 .............................................................................................................................................. 404,488,858 5,330

2004 .............................................................................................................................................. 395,425,278 5,345

2003 .............................................................................................................................................. 376,565,247 4,788

1987 .............................................................................................................................................. 146,488,648 4,423

1971 .............................................................................................................................................. 8,007,765 727

1970 .............................................................................................................................................. 7,380,921 621

1969 .............................................................................................................................................. 4,605,994 448

1974 .............................................................................................................................................. 20,649,754 1,411

1973 .............................................................................................................................................. 14,840,857 1,179

1972 .............................................................................................................................................. 10,920,468 943

1965 .............................................................................................................................................. 3,257,314 327

1964 .............................................................................................................................................. 3,103,798 380

1963 .............................................................................................................................................. 3,126,942 371

1968 .............................................................................................................................................. 3,694,213 352

1967 .............................................................................................................................................. 3,588,649 332

1966 .............................................................................................................................................. 3,670,505 356

1983 .............................................................................................................................................. 112,187,874 5,401

1982 .............................................................................................................................................. 107,954,583 5,681

1981 .............................................................................................................................................. 102,695,536 6,015

1986 .............................................................................................................................................. 135,403,347 4,671

1985 .............................................................................................................................................. 140,424,446 5,275

1984 .............................................................................................................................................. 130,745,779 5,336

1977 .............................................................................................................................................. 44,046,842 3,314

1976 .............................................................................................................................................. 31,085,412 2,511

1975 .............................................................................................................................................. 23,784,128 2,038

1980 .............................................................................................................................................. 94,986,433 6,231

1979 .............................................................................................................................................. 71,445,178 5,265

1978 .............................................................................................................................................. 58,174,825 3,928

21

2011 - COAL PRODUCTION BY COUNTY

Lincoln 4,541,084

Sweetwater 7,733,293

Hot Springs 28,738

Campbell 426,076,897

Carbon 0

TOTAL 438,380,012

2011 - COAL BY MINING METHOD

Underground 3,043,110

Surface 435,336,902

TOTAL 438,380,012

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3420

M

ine:

0

2011

- C

EM

EN

T O

PE

RA

TIO

NS

Nam

e &

Add

ress

Min

eM

anag

erC

ount

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acili

ty#

Em

ploy

ees

Pro

duct

ion

28

Pea

body

Pow

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inin

g LL

C/N

AR

M

Cal

ler

Box

303

5

Gill

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, WY

827

17

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M

ine

Kei

th H

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, Ope

ratio

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Man

ager

Cam

pbel

lS

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ine

1302

1090

6432

3

Pea

body

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allo

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l, LL

C

Cal

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Box

304

2

Gill

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, WY

827

17

Raw

hide

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face

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l Min

e23

215

0110

17

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allo

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l, LL

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Box

304

1

Gill

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, WY

827

17

Cab

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face

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524

1375

94

Arc

h of

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min

g, L

LC

P. O

. Box

460

H

anna

, WY

823

27

Sem

inoe

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ine

Ste

phen

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, Min

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110

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2942

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197

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468

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.O. B

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187

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2718

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356

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2007

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827

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315

2536

5054

Arc

h of

Wyo

min

g, L

LC

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. Box

460

H

anna

, WY

823

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197

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.O. B

ox 8

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2717

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anag

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Site

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l Min

e61

539

4555

90

Buc

kski

n M

inin

g C

ompa

ny

P. O

. Box

302

7

Gill

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, WY

827

16

Buc

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n M

ine

Bra

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est,

Gen

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e M

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224

9670

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. O. B

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mer

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3101

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ine

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ager

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545

4108

4

2011

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OA

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PE

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Nam

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Min

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acili

ty#

Em

ploy

ees

Pro

duct

ion

29

Thu

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Bas

in C

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o./B

lack

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. O. B

ox 4

06

Wrig

ht, W

Y 8

2732

Bla

ck T

hund

er M

ine

Tim

McC

rear

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anag

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Coa

l Min

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3610

4958

089

Thu

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LC/C

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reek

P

. O. B

ox 4

06

Wrig

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ine

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anag

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51

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36

29 N

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d

Gill

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, WY

827

16

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ine

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, Em

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oord

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ampb

ell

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face

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l76

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964

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dak

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opm

ent

Cor

pora

tion

33

38 G

arne

r La

ke R

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2716

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6

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7000

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2011

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OA

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Nam

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Pro

duct

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30

Mar

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ater

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63

6 I-

80 S

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d

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820

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nite

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rry

Ric

hard

Sm

ith, P

lant

M

anag

erLa

ram

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rani

te Q

uarr

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2809

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its C

ompa

ny, I

nc.

PO

Box

825

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heye

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03

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rry

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lan

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7

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54

2011

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31

Geo

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sum

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. O. B

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56

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2431

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avid

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2595

31

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. Box

590

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824

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151

592

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G

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2717

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sum

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725

2011

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Pro

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32

Bla

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25

G

lenr

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WY

826

37

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9

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5139

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485

52

2011

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S

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Pro

duct

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33

Cro

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nc.

PO

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135

2

Sun

danc

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Y 8

2729

Cro

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edi M

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cJu

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2462

6126

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40

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PID

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od H

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1466

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640

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lan

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5

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07

2011

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PE

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TIO

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34

NO

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784

E

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829

31

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1377

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7181

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2011

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PE

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Pro

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35

New

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Pet

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LC

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tree

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828

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9P

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t: 0

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120

23

2011

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ION

S

Nam

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Pro

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36

Eva

ns C

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ion

Com

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ox 4

309

Ja

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ash

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7

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95

Sun

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2729

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612

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LC

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. Box

619

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827

30

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323

7844

Arr

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829

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1704

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2718

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ridge

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, Sup

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pbel

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khoe

& W

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vice

P

.O. B

ox 5

11

Kem

mer

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Y 8

3101

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oln

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ner

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oln

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n P

it Q

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3646

Bla

ck H

orse

Con

stru

ctio

n, In

c.

P. O

. Box

10

B

ould

er, W

Y 8

2923

Bla

ck H

orse

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stru

ctio

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Inc.

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aste

rs, G

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al

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ager

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lette

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it0

492

C &

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and

and

Gra

vel

P. O

. Box

147

B

aggs

, WY

823

21

C &

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and

and

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vel

Jack

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son,

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ryC

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pen

Pit

710

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47

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