April 20061 Maine’s Competitive Electricity Market Rules

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  • MainesCompetitive ElectricityMarket Rules

    April 2006

  • T&D Utilities:

    Cannot own generating assetsCannot participate competitively in the electric power marketAffiliate participation is limited (CMP has no affiliate. BHE and MPS have no affiliate activity.)

    April 2006

  • Competitive Electricity Providers sell electricity

    T&D Utilities deliver electricity

    April 2006

  • Who Sells Electricity in Maine: Competitive Electricity Providers (CEPs)Suppliers sell electricity to retail customers. A supplier may be a generator selling its own electricity or a marketer purchasing and reselling electricity.

    Aggregators & Brokers intermediaries who do not sell electricity

    April 2006

  • Rules and Business ProcessesBusiness operations generally consistent with other statesBusiness operations run smoothlyMinor tinkering with rules occur, but consistency remains

    April 2006

  • Providers Licensed in MaineApproximately 35 licensed suppliers

    Approximately 25 licensed aggregators or brokers

    Extent of activity in Maine varies

    April 2006

  • Green Power A green market exists, for residential and business customers.

    Green market supply includes hydro, biomass, landfill gas, wind, and solar. Supply or certificates may be purchased.

    April 2006

  • Load Served by Competitive Providers in March 2006 CMP BHE MPSResidl/Small C/I
  • Migration to Standard Offer CMP and BHE Medium and Large Customers

    April 2006

    Total Load Chart

    27

    27

    30

    29

    27

    27

    33

    35

    37

    37

    41

    41

    43

    44

    44

    46

    46

    47

    47

    41

    40

    37

    37

    37

    37

    34

    33

    32

    32

    32

    33

    33

    33

    34

    33

    36

    37

    37

    39

    37

    38

    37

    38

    38

    38

    38

    38

    39

    Data A

    X-Axis

    % of total

    Maine Load Served by Retail CEPs

    Customers on retail

    1611

    2694

    3048

    3089

    3252

    3467

    3451

    4046

    4077

    4085

    4653

    4801

    4160

    4535

    4745

    5108

    5813

    6348

    6735

    7211

    8206

    8670

    8865

    8839

    8789

    8835

    8860

    8886

    8713

    8750

    8777

    9027

    9155

    10009

    10042

    7453

    7379

    8082

    8287

    8364

    8614

    8358

    8171

    8502

    8441

    8521

    8456

    8463

    8512

    8495

    8557

    8717

    8778

    8854

    6372

    6110

    6086

    5514

    5472

    5806

    5790

    5752

    5691

    38687

    38718

    Data A

    Customers

    Maine Customers Served by Retail Competitive Electricity Providers

    Data, all customers

    Date/ Customer Class

    STATE TOTAL

    06/01/2000

    07/01/2000

    08/01/20001611

    10/01/20002694

    11/01/20003048

    12/01/20003089

    01/01/20013252

    02/01/20013467

    03/01/20013451

    04/01/20014046

    05/01/20014077

    06/01/20014085

    07/01/20014653

    08/01/20014801

    09/01/20014160

    10/01/20014535

    11/01/20014745

    12/01/20015108

    01/01/20025813

    02/01/20026348

    03/01/20026735

    04/01/20027211

    05/01/20028206

    06/01/20028670

    07/01/20028865

    08/01/20028839

    09/01/20028789

    10/01/20028835

    11/01/20028860

    12/01/20028886

    01/01/20038713

    2/1/038750(plug-in)

    03/01/20038777

    04/01/20039027

    05/01/20039155

    06/01/200310,009

    07/01/200310,042

    08/01/20037,453

    09/01/20037,379

    10/01/20038,082

    11/01/20038,287

    12/01/20038,364

    01/01/20048,614

    02/01/20048,358

    03/01/20048,171

    04/01/20048,502

    05/01/20048,441

    06/01/20048,521

    07/01/20048,456

    08/01/20048,463

    09/01/20048,512

    10/01/20048,495

    11/01/20048,557

    12/01/20048,717

    01/01/20058,778

    02/01/20058,854

    03/01/20056,372

    04/01/20056,110

    05/01/20056,086

    06/01/20055,514

    07/01/20055,472

    08/01/20055,806

    09/01/20055,790

    10/01/20055,752

    11/01/20055,691

    12/01/2005

    01/01/2006

    * CMP reclassified approximately 25 customers, moving them from the large to the medium rate class.

    ** MPS number of customers revised to remove duplicates

    Date/ Customer Class

    STATE TOTAL

    08/01/200027%

    09/01/200026%

    10/01/200027

    11/01/200027

    12/01/200030

    01/01/200129

    02/01/200127

    03/01/200127

    04/01/200133

    05/01/200135

    06/01/200137

    07/01/200137

    08/01/200141

    09/01/200141

    10/01/200143

    11/01/200144

    12/01/200144

    01/01/200246

    02/01/200246

    03/01/200247

    04/01/200247

    05/01/200241

    06/01/200240

    07/01/200237

    08/01/200237

    09/01/200237

    10/01/200237

    11/01/200234Migration to the Retail Electricity Market

    Customers and Usage

    12/01/200233

    01/01/200332

    03/01/200332

    04/01/200332

    05/01/200333

    06/01/200333

    07/01/200333

    08/01/200334

    09/01/200333

    10/01/200336

    11/01/200337

    12/01/200337

    01/01/200439

    02/01/200437

    03/01/200438

    04/01/200437

    05/01/200438

    06/01/200438

    07/01/200438

    08/01/200438

    09/01/200438

    10/01/200439

    11/01/2004

    12/01/2004

    01/01/2005

    02/01/2005

    03/01/2005

    04/01/2005

    05/01/2005

    06/01/2005

    07/01/2005

    08/01/2005

    09/01/2005

    10/01/2005

    11/01/2005

    12/01/2005

    C&I Load Chart

    0.07059934520.5814174001

    0.07929849460.5893568869

    0.08447074260.5793582699

    0.11343978710.6001828526

    0.11575121440.5998981788

    0.14554170610.646670787

    0.15318284980.6223696118

    0.1542253860.5874266279

    0.15182910120.5866574061

    0.20216926680.6961964302

    0.2297250710.727666348

    0.21503090330.7859798053

    0.25365514590.7738281131

    0.28608466510.8243444541

    0.28536329890.8352548834

    0.32154030580.8618185581

    0.3496001270.8618640539

    0.38291309860.8667961101

    0.41444354310.8850013998

    0.4381270330.887922453

    0.45180329280.8977601616

    0.45211686250.8919591706

    0.36995969620.8053129821

    0.35497903020.7891121313

    0.35475659980.7737360159

    0.33916100680.7716892185

    0.31835394780.770463077

    0.32907877950.7774307737

    0.32083760050.7489230273

    0.32603015280.7098836851

    0.30848631750.7052402233

    0.30806857070.7022282071

    0.28399900930.713671368

    0.28904637730.7049335279

    0.28277324590.7468106361

    0.28187397540.742598144

    0.27065066840.7613345972

    0.26451757610.7805106271

    0.25995456280.7656083089

    0.29542067640.8175552431

    0.3327943410.8456031563

    0.34662111790.8390877444

    0.3645771670.864272805

    0.35462530070.8320703392

    0.35308985330.8353052395

    0.34800775760.8322226119

    0.36172520060.8399299887

    0.35032724220.8504092523

    0.33483894020.8650790424

    0.31987746930.8529229892

    0.31445770090.8721617985

    0.31485238860.888086164

    0.31512048720.8810757836

    0.34672151320.8712343405

    0.36616857480.9074200763

    0.36853653770.8992097634

    0.37236894870.9066063343

    0.37218097910.9063292787

    0.3787341540.9025298746

    0.36372911830.8929069947

    0.35366570180.8783911421

    0.34444121880.895903344

    0.33585830810.8992871273

    0.33557913710.8811848443

    0.3395489070.8765609887

    Dec 05Dec 05

    Medium C&I

    Large C&I

    % of Load

    Migration to the Retail Electricity Market Medium and Large Commercial and IndustrialStatewide Totals

    med and large

    Date/ Customer ClassTOTAL STATEPercent of Load with CEPs

    % LOAD w/ CEPCMPBHEMPSTOTAL STATE MEDIUMCMPBHEMPSTOTAL STATE LARGE

    MEDIUMLARGEMediumMediumMediumLargeLargeLarge

    06/01/2000Total kWHCEP kWhTotal kWHCEP kWhTotal kWHCEP kWhTotal kWHCEP kWh% CEPTotal kWHCEP kWhTotal kWHCEP kWhTotal kWHCEP kWhTotal kWHCEP kWh% CEP

    07/01/2000Jun 007%58%6142,423,8568,545,431233,186,476663,730437,465,7833,210,287183,076,11512,419,4487%59275,498,007162,543,8244728,992,03413,626,2566512,623,1428,205,042317,113,183184,375,12258%

    08/01/20008%59%7161,448,43011,301,390235,710,605714,212438,934,0443,841,639206,093,07915,857,2418%60296,737,174178,042,3044733,737,47315,856,6126514,323,0199,309,962344,797,666203,208,87959%

    09/01/20008%58%6169,131,91810,147,915237,332,481746,650678,914,3625,972,623215,378,76116,867,1878%60286,883,499172,130,0994334,550,70414,856,8035212,826,1556,669,601334,260,358193,656,50358%

    10/01/2000Sep 0011%60%9165,989,28514,939,036339,156,8051,174,704769,122,6176,933,189214,268,70723,046,92911%64279,768,284179,051,7022831,145,1138,720,6325214,559,7707,571,080325,473,167195,343,41460%

    11/01/200012%60%10144,950,13114,495,013337,718,6621,131,560649,037,0935,783,740191,705,88621,410,31211%63270,854,160170,638,1212930,175,4178,750,8716814,957,25410,170,933315,986,831189,559,92460%

    12/01/200015%65%14141,956,79719,873,952329,560,384886,812647,937,9905,080,314179,455,17125,841,07714%68262,619,060178,580,9612927,490,1777,972,1517312,625,3029,216,470302,734,539195,769,58365%

    01/01/2001Dec 0015%62%15150,236,88322,535,532336,472,7501,094,183659,673,0226,287,464196,382,65529,917,17915%65273,109,218177,520,9922927,757,2808,049,6117414,278,30610,565,946315,144,8041