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Colorado Oil and Gas Fields Field Name Field Code Discovery Well API # Discovery Year Abandon Year AARON DRAW 150 1992 ABARR 200 1979 ABBOTT 300 1952 ABBOTT DRAW 400 05-001-09428 2000 ABBOTT NORTH 302 1955 1955 ABLE 500 1966 ABUNDANCE 505 1995 ACME 560 05-121-07094 1984 1989 ACROBAT 600 1981 1988 ADENA 700 1953 ADENA SOUTH 900 1954 1971 ADOBE 1100 05-075-05897 1953 1956 AGATE 1300 1956 1988 AIRPORT 1500 1977 1982 AKRON 1600 1952 1959 AKRON EAST 1800 1955 ALAMO 1900 1985 1988 ALKALI CREEK 1950 05-045-09170 2003 ALKALI GULCH 2000 1957 ALKALI GULCH WEST 2005 1981 ALKALI LAKE 2050 1982 ALLEN 2200 1955 1986 ALPHA 2300 1968 1972 AMBER 2400 1956 AMBER SOUTH 2410 05-075-06939 1959 1995 AMBUSH 2450 1973 AMERICAN 2470 1983 AMHERST 2480 05-095-06024 1978 ANASAZI 2490 1990 ANDY'S MESA 2500 1967 ANTELOPE 2600 1957 1958 ANTELOPE FLATS 2620 1990 1993 ANTLER 2700 1973 ANTON 2800 1958 ANVIL 2810 1982 1992 APACHE CANYON 2818 1989 APACHE CREEK 2820 05-073-06480 2012 APEX 2825 1968 1985 APOLLO 2850 1964 APPALOOSA 2860 1980 ARAPAHOE 2875 1977 ARAPAHOE-EAST 2876 1987 ARAPAHOE-WEST 2878 1988 ARBOR 2880 05-087-07838 1984 ARCHER 2885 1981 09/02/2015 Colorado Oil and Gas Conservation Commission Page 1

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Page 1: Colorado Oil and Gas Fields

Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

AARON DRAW 150 1992ABARR 200 1979ABBOTT 300 1952ABBOTT DRAW 400 05-001-09428 2000ABBOTT NORTH 302 1955 1955ABLE 500 1966ABUNDANCE 505 1995ACME 560 05-121-07094 1984 1989ACROBAT 600 1981 1988ADENA 700 1953ADENA SOUTH 900 1954 1971ADOBE 1100 05-075-05897 1953 1956AGATE 1300 1956 1988AIRPORT 1500 1977 1982AKRON 1600 1952 1959AKRON EAST 1800 1955ALAMO 1900 1985 1988ALKALI CREEK 1950 05-045-09170 2003ALKALI GULCH 2000 1957ALKALI GULCH WEST 2005 1981ALKALI LAKE 2050 1982ALLEN 2200 1955 1986ALPHA 2300 1968 1972AMBER 2400 1956AMBER SOUTH 2410 05-075-06939 1959 1995AMBUSH 2450 1973AMERICAN 2470 1983AMHERST 2480 05-095-06024 1978ANASAZI 2490 1990ANDY'S MESA 2500 1967ANTELOPE 2600 1957 1958ANTELOPE FLATS 2620 1990 1993ANTLER 2700 1973ANTON 2800 1958ANVIL 2810 1982 1992APACHE CANYON 2818 1989APACHE CREEK 2820 05-073-06480 2012APEX 2825 1968 1985APOLLO 2850 1964APPALOOSA 2860 1980ARAPAHOE 2875 1977ARAPAHOE-EAST 2876 1987ARAPAHOE-WEST 2878 1988ARBOR 2880 05-087-07838 1984ARCHER 2885 1981

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Page 2: Colorado Oil and Gas Fields

Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

ARFORD 2900 1951 1954ARIKAREE 2910 1919ARIKAREE CREEK 2914 05-073-06361 2012ARISTOCRAT 2925 1978ARISTOCRAT-NORTHEAST 2927 1990ARMADILLO 2945 1991 1993ARMEL 2960 1977ARMSTRONG 3000 1950 1966ARRIBA 3060 1983 1983ARROW 3100 1959 1969ARROWHEAD 3125 1992ARROYO 3150 1980ASBURY CREEK 3200 1949 1965ASHLEY 3500 05-087-05834 1955 1984ASTRONAUT 3575 1977 1990ATWOOD 3700 1951ATWOOD EAST 3900 1954AULT 4000 1984 1988AZTEC WASH 4730 1961AZTECAN 4735 05-061-06751 1998AZURE 4750 1957AZURE EAST 4800 1965 1986BABY DOE 6832 05-087-06130 1998BACON LAKE 5000 1982 1987BADGER CREEK 5050 1953BADGER CREEK WEST 5155 1953BAKER 5170 1985 1995BALDY CREEK 5180 1959BALLYNEAL 1970 05-125-09444 2005BANDANA 5185 1990 1993BANNER 5190 1974BANNER LAKES 5195 1981BANTA RIDGE 5200 1972BAR X 5470 1953BARBWIRE 5215 1982BARCUS CREEK 5217 05-103-10903 2007BAREFOOT 5220 1963BARKER DOME 5260 1948BARREL RANCH 5300 05-001-08867 1992BARREL SPRINGS 5305 1958BARREL SPRINGS NORTH 5307 1981BARROW 5365 1956 1960BASE LINE 5500 1980BASSET 5565 1984 1990BATTLE CANYON 5575 1953

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

BATTLESHIP 5680 1954BAXTER LAKE 5695 1964BAXTER PASS 5700 1958BAXTER PASS SOUTH 5705 1958BAZOOKA 5710 05-017-07592 1998BEACON 5785 1955BEAD 5787 05-087-07308 1974BEALL CREEK 5890 1956 1994BEAR CREEK 5895 2001BEAR GULCH 5900 1974BEAR GULCH SOUTH WES 5910 1995BEAR RIVER 5950 1975BEAVER BEND 5980 1981 1981BEAVER CREEK 5987 1985BECKER 5995 1957 1959BEDROLL 5994 1991BEE LAKE 5996 1980 1982BEECHER ISLAND 5997 05-087-07413 1919BEECHER WEST 5998 2008BEESON 6010 1994BELL ROCK 6020 1973BELLE 6000 1969BELLYACHE 6035 1983 1989BENEFIT 6040 05-123-09934 1982BENNETT 6050 1970BENT'S FORT 6100 1955BERRY PATCH 6150 1980BERTHOUD 6205 1927BERYL 6250 1960BETA 6300 1961BIG BEAVER 6415 1954BIG BEND 6417 1975BIG GULCH 6420 1960BIG HOLE 6450 1968BIG HOLE GULCH 6454 05-081-07446 2009BIG RIDGE 6475 1982 1993BIG SANDY 6520 05-075-08715 1953 1994BIJOU 6625 1957BIJOU SOUTH 6675 1962 1989BIJOU WEST 6730 1958 1972BINGO 6760 1984BIRD HAVEN 6765 05-123-19368 1997BIRDSEED 6770 1989BISON 6800 1960BLACK GOLD 6830 1986

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

BLACK HOLLOW 6835 1953BLACK HOLLOW NW 6840 1983 1986BLACK JACK 6850 1967 1991BLACK KETTLE 6860 1969 1991BLACK MOUNTAIN 6870 1978BLACK ROCK 6875 05-073-06249 2008BLADE 6900 1962BLANCO 6902 1952BLEDSOE RANCH 6903 1983BLIZZARD 6905 1978 1983BLOOD SPRING 6907 1991BLUE CLOUD 6910 1974BLUE GRAVEL 6970 1968BLUE SKY 6975 05-081-06898 1996BLUE YONDER 7035 05-121-10656 2002BLUEBELL 7000 1975 1988BLUEBELL SOUTH 7005 1986 1989BLUEBIRD 7010 1985BLUEJAY 7025 1974 1981BOBCAT 7045 1954BOBCAT WEST 7150 1956 1962BOLERO 7153 1984 1990BOMBING RANGE 7155 1971BONANZA 7165 1964 1995BONANZA-NORTH 7167 05-075-09204 1989BONEYARD 7200 1984BONHAM 7255 1953 1966BONITO 7300 1963 1980BONNY 7325 1978BOOM 7340 1985BOONDOCKS 7350 1977 1980BOOT HILL 7360 1954 1985BOOTJACK 7380 1973 1995BORDER 7400 1959BOREAS 7410 1988 1991BOULDER 7465 1901BOULDER VALLEY 7468 1979BOUNTY 7470 1963BOW 7475 05-087-05055 1959BOWL 7476 1985BOWSTRING 7478 1971 1991BOX ELDER CREEK 7479 05-001-06886 1974BOXER 7480 05-087-05550 1965BOYERO 7485 1981 1982BRACEWELL 7487 1981

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

BRADBURY 7490 1955 1955BRAID 7495 1977BRANDING IRON 7498 1991BRANDON 7500 05-061-05055 1959BRASS HAT 7508 05-073-06462 2012BRAVE 7515 1981BRAVO 7530 05-075-05906 1962 1963BREEZE BASIN 7540 05-107-06223 2005BRIDLE 7550 1976BRIGGSDALE 7548 1990 1996BRISTLE 7551 1981 1986BRITANNIA 7553 1980BRITTNEY 7554 05-087-07904 1986BROKEN BOW 7555 1977 1989BROKEN FORK 7556 1983BROKEN SPEAR 7567 05-073-06582 2014BROKER 7557 1984 1989BROMLEY 7558 1980BRONCO 7560 1961 1964BRONCO FLATS 7563 1979BROOK 7559 05-001-09349 1997BRULE 7566 1990 1993BRUN 7561 1984 1988BRUSH CREEK 7562 1985BUCK 7564 1983 1988BUCK PEAK 7675 1956BUCKAROO 7565 1964BUCKBOARD 7680 1977BUCKEYE 7568 1972 1974BUCKHORN 7569 1980BUCKINGHAM 7570 1950 1991BUCKINGHAM WEST 7572 1955 1991BUCKSKIN 7685 1960 1981BUCKSKIN EAST 7686 1977BUD 7710 05-087-07895 1985BUFFALO 7778 1954 1958BUFFALO CREEK 7779 05-099-06069 1979 1981BUFFALO GRASS 7781 1991BUFFALO SLOUGH 7780 1957 1977BUG POINT 7805 05-033-06092 2008BUGLE 7800 1957BULL FORK 7810 05-045-06977 1996BULL MOUNTAIN 7815 1981BULL MOUNTAIN SOUTH 7819 05-051-06060 2010BULLSEYE 7850 1973 1976

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

BULLWACKER 7860 05-121-09226 1977 1978BUNTING 7870 1986 1989BURR 7885 05-087-05619 1956 1985BUSCADERO 7900 1977BUSY BEE 9000 05-001-05069 1955BUTLER CREEK 9100 1974BUZZARD 9495 1958BUZZARD CREEK 9500 1955BYERS 9550 1970CABALLERO 9575 1971CABALLO 9585 05-075-08705 1978 1987CABIN CREEK 9600 1955CABLE 9605 1982CACHE 9610 1964CACTUS 9640 1961 1962CADDOA 9650 1962CAHONE 9655 1985CALEDONIA 9660 1981CALF CANYON 9670 1972CALHOUN 9680 05-121-06946 1964CALICO 9685 1972CALIFORNIA PARK 9687 1983 1984CALUMET 9690 1980CAMEO 9700 1961CAMINO 9750 1965 1991CAMP CREEK 9800 05-121-06816 1955CAMP CREEK WEST 9810 05-121-10175 1985 1996CAMP GULCH 9830 1983CAMPANA 9900 1971 1976CAMPO 9850 1983CANADIAN RIVER 10100 1956CANAL 10111 1959CANARY 10112 05-103-10384 2005CANNON 10113 1976 1988CANON CITY HORIZONTAL NIOBRARA 10114 05-043-06221 2012CANTINA 10115 05-121-08375 1969 1985CANTLE 10160 1975 1984CARBONERA 10200 1957CARETAKER 10225 1989CARIBOU 10250 1968CARLSTROM 10263 1972 1989CAROUSEL 10269 05-075-08933 1981CARTWHEEL 10275 1973 1978CASEMENT 10300 1953 1958CASINO 10320 1968

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

CASTLE 10325 1957CASTLE PEAK 10327 1987CATHEDRAL 10330 1960CATWALK 10332 05-099-06881 2005CAULDRON 10335 1981CAVALRY 10340 1968CAYUSE 10350 1966 1981CEDAR BENCH 10380 1991CEDAR CREEK 10400 1954CEDAR CREEK NORTH 10700 1955CEDAR VALLEY 10710 1993CENTENNIAL 10750 1959 1961CENTER PIVOT 10755 1989CHALICE 10775 1981CHAMPION 10780 05-075-09313 1997CHANCE 10820 1983CHANNEL 10850 1975 1987CHANNING 10880 1984CHANNING NORTH 10890 05-103-10384 2004CHAPARRAL 10950 1967CHAPPEL 10970 1952 1985CHECKERBOARD 10975 05-123-31642 2010CHECKERS 10980 05-121-10616 1999 2000CHESS 11000 05-007-05049 1960CHEYENNE WELLS 11050 1968CHIEFTAIN 11060 1973CHILENO 11070 05-121-08629 1971 1975CHIMNEY CANYON 11080 1968 1980CHINOOK 11010 1976CHIPETA 11090 1974 1977CHIVINGTON 11095 1985 1995CHLOE 11097 05-081-07455 2010CHROMO 11100 05-007-05049 1930CHUCKWAGON 11200 1966CHURCH RANCH 11220 05-059-06024 2008CIMARRON 11250 1967CINCH 11275 1969 1982CINDER BUTTES 11285 1966CIRCLE 11290 1986 1987CLARKS LAKE 11300 1944CLAY BASKET 11340 1987CLAY CREEK 11350 1981 1988CLEAR VIEW 11355 05-071-06062 1998CLIFF 11400 1955CLIFFORD 11410 1982

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

CLOVERLEAF 11420 1968 1997CLYDE 11435 1978CLYDE NORTH 11440 05-099-06116 1980 1982COACHMAN 11445 1981 1985COAL BASIN 11448 1964COAL GULCH 11450 1966COALBANK CREEK 11449 1982COALMONT 11475 1973COBB LAKE 11485 1981COCKLEBUR DRAW 11490 1993CODY 11500 1963COLE 11605 05-087-07890 1985COLLINS RANCH 11607 1992 1993COLOROW GULCH 11570 1978COLT 11610 05-061-05028 1956COLT SOUTHEAST 11615 05-061-06370 2004COLUMBINE 11600 1955 1962COMANCHE 11625 1964COMANCHE CREEK 11627 1970CONCHO 11630 1966CONE 11635 1958 1972CONESTOGA 11639 1982 1982COOKIE JAR 11642 1994COON CREEK 11641 1984 1985COON HOLLOW 11640 1958COPE 11650 1962 1996CORAL 11900 1959 1960CORRAL CREEK 12000 1978COTTON VALLEY 12100 1955COTTONWOOD 12400 1954 1991COTTONWOOD DRAW 12600 05-087-07928 2002COTTONWOOD SOUTH 12800 1956COUGAR 13000 1970COUNCIL 13025 1993COUNTY LINE 13050 1981COWBOY 13100 1977COYOTE 13200 1955 1962COYOTE WASH 13250 1982CRACKERJACK 13300 1976 1988CRAIG 13500 1932CRAIG NORTH 13550 05-081-06336 1956CRAIG RANCH 13525 1994CRAIG SOUTH 13552 1986CRAWFORD 13555 1979CRAZY HORSE 13560 1984

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

CREST 13565 05-123-09057 1980 1984CRICKET 13570 05-087-08117 2000CRIST 13575 1956CROW 13600 1956CROW CREEK 13610 1984CROWS NEST 13700 05-073-06156 2005CRYSTAL 13950 1969CURTIS 14250 1958CUTLASS 14350 05-123-07115 1969 1975CYPRESS 14390 1982DAGGER 14475 1995DAILEY 14500 1957 1962DALE 14550 1952DALE-NORTH 14900 1954 1969DANCE 15000 1969 1992DANCE SOUTH 15050 1977DANDY 15100 1976DANFORTH HILLS 15290 1954DANFORTH HILLS NORTH 15650 1958DANFORTH WEST 15680 05-081-07412 2009DANSKIN 15800 2002DAPPER 15720 1978DARBY CREEK 16050 1955DARK CANYON 16060 05-103-10635 2006DART 16100 05-121-08265 1969DE BEQUE 16150 1902DE NOVA 16450 1956DEADEYE 16125 1976DEADMAN 16130 1988DEALER 16140 1980DEARFIELD 16145 1981 1995DEEP POCKETS 16155 1995DEER TRAIL 16200 1960DEL NORTE 16210 1985DELANEY BUTTE 16220 1977DESERT CANYON 16500 1959 1968DESPERADO 16600 05-087-06600 1989 1990DIABLO 16700 1989 1990DIKE 16800 1958DIKE MOUNTAIN 16805 1994DILL GULCH 16810 1974DINO 16812 1991DINOSAUR 16813 1977DIPPER GAP 16815 1959DITCH 16825 1960

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

DIVIDE 16850 1952DIVIDE CREEK 16900 1956DJ HORIZONTAL NIOBRARA 16950 2010DOE CANYON 17210 05-033-06081 1984DOHERTY 17200 1957 1991DOLLEY 17240 1991DOODLEBUG 17300 1986 1996DORADO 17400 1964 1997DOUBLE EAGLE 17500 1973DOUBLE TAKE 17520 1986 1991DOUBLETREE 17550 1973DOUGLAS CREEK 17600 1943DOUGLAS CREEK NORTH 17900 1956DOUGLAS CREEK SOUTH 17901 1963DOUGLAS CREEK WEST 17902 1953DOUGLAS LAKE 17910 1980 1995DOUGLAS PASS 17920 1977DOVE CREEK 18400 1948DRAGON TRAIL 18700 1959DRAGON TRAIL NORTH 18800 1961DRAGOON 18850 1971DRIFTER 18860 1977 1980DRY CREEK 18868 1980DRY FORK 18870 1980DRY GULCH 18871 1980 1981DUCK CREEK 18872 05-103-10382 2004DUCK CREEK SOUTH 18873 1981DUGOUT 18875 1976 1991DUKE 18890 1978DULL KNIFE 18900 1970 1974DUNE RIDGE 19000 1954DUST BOWL 19130 1982DUST DEVIL 19140 1988EAGLE 19150 1974EAST PRONG 19200 1957 1965EASTWARD 19300 05-125-05132 1965 1967EATON 19350 1982ECHO CANYON 19400 05-087-07141 1970 1979ECKLAND 19410 05-125-10147 2006ECKLEY 19415 1977ECLIPSE 19420 05-057-06463 2008EGNAR 19425 1960EGRET 19430 1976ELDORADO 19465 1992ELECTRA 19480 1981

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

ELEPHANT 19485 1995ELK SPRINGS 19500 05-081-05251 1926ELM GROVE 20500 1957EMBER 20600 1979EMBLEM 20850 1980 1981EMERALD 20750 1966EMPIRE 21000 05-087-06063 1953 1985ENCAMPMENT 21500 1977 1986ENCORE 21530 05-081-07044 2001ENIGMA 21600 1978 1987EPIPHANY 22400 1966ERIN 22430 1985 1994ERMINE 22450 1981 1996EUREKA CREEK 22470 1985EVACUATION CREEK 22500 1977FAIRWAY 22510 1978FALCON 23810 1961 1981FALLOW 23820 05-073-06262 1992FARO 23830 1965FARSIDE 23835 1994FAWN CREEK 23850 1957FEATHER 23860 1973FEATHERSTONE 23865 05-063-06296 1998FENCE POST 23870 1980FERAL 23880 1979FERRET 23890 1981FEVER PITCH 23895 05-017-06358 1998FIESTA 23910 1967FIRECREEK 23930 1982FIRST CREEK 24000 1972FIRST-ONE 24005 1985FIRSTVIEW 24008 1987FISCHER DRAW 24010 1985FISH CREEK 24025 1971FLAG 24050 1958 1966FLANK 24051 1961FLANK NORTHWEST 24054 1984 1993FLAT PRAIRIE 24060 1987FLEMING 24049 1952 1979FLETCHER GULCH 24062 05-103-10889 2008FLICKERTAIL 24048 1989 1992FLINT 24052 1959 1961FLINTLOCK 24053 1974 1977FLOATING LAKE 24066 1985FLODINE PARK 24055 1959

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

FLODINE PARK EAST 24058 1987FLORENCE-CANON CITY 24600 1862FLUME GULCH 24660 05-081-07661 2011FOCUS RANCH 24700 1971 1989FOOTBALL 24750 1980 1989FORD 24800 1965 1966FORGE 25000 05-087-05785 1960 1974FORT COLLINS 25100 1924FORT MORGAN 26200 1954FORTIFICATION CREEK 26250 1990FORTUNA 26275 1966 1970FOSSTON 26290 1980 1996FOSSTON SOUTHWEST 26295 1992FOUNDATION CREEK 26300 1973FOUR MILE CREEK 26350 1958 1971FOX FIELD 26360 05-087-07578 1996FRANKS 26700 1990FRASCO 26750 1954FREMONT BUTTE 27300 1957 1958FRENCHMAN CREEK 27400 1952 1955FRENCHMAN CREEK SO 27410 1984 1985FRIDAY 27840 1988 1995FRINGE 27850 1957 1977FRONTERA 27870 1987FRONTIER 27875 1971 1989FRUITA 27900 1961 1971FULL HOUSE 27915 1981FULL MOON 27920 05-017-07507 1997FURY 27925 1970GALETON 27930 1984GALL 27931 1988 1992GAMBLER 27933 1981GAMBREL 27940 1981GARCIA 27950 1896 1943GARDNER 27960 1974 1991GARMESA 27975 1925GARNET 28000 1959GARY 29170 1953 1961GARY NORTH 29540 05-087-05645 1954 1979GARY SOUTH 29541 1955GARY WEST 29542 05-087-05660 1954 1964GASAWAY 29560 1990GASLIGHT 29600 1977 1979GAZELLE 29800 1980GEMINI 29950 1987

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

GILLIAM DRAW 30000 1956 1960GILSONITE DRAW 30100 1983 1991GINGHAM 30200 1977 1991GOAT HILL 30400 05-075-07036 1956GOLDEN SPIKE 30650 1969GOODMAN POINT 30750 1960 1964GOODRICH 30770 1951 1956GOOSE 30780 1983GOPHER 30790 1982GOSS MOHAWK 30810 05-087-07348 1990GRAIL 31140 1957GRAND MESA 31270 1958 1973GRAND SLAM 31280 1992GRAND VALLEY 31290 1985GRANDE 31295 05-071-06439 1998GRANDE WEST 31296 05-071-06440 1998GRANNY 31350 1981 1990GRASSY CREEK 31500 1959GRAVEL 31600 1985 1987GRAYLIN NW 31880 1951GREASEWOOD 32300 1930GREASEWOOD FLATS 32500 1983GREASEWOOD SOUTH 32700 1954GREAT DIVIDE 32750 1978GREAT EXPECTATIONS 32755 05-099-06220 1988GREAT PLAINS 32756 05-073-06252 2007GREELEY 32760 1982GREENWOOD 33250 1954GRINGO 33375 05-087-06722 1965 1966GRIZZLY CKEEK S.E. 33376 1993GRIZZLY CREEK 33377 1982GROUSE 33378 1979GROVER 33380 1973 1975GUIDON 33390 1974GULLIBLE 33397 1981GUNBARREL 33399 1988GUNSMOKE 33400 1969 1975HADFIELD 33500 1959 1960HAMBERT 33530 1975HAMIL RANCH 33535 1981 1993HAMILTON CREEK 33540 1976HAMM CANYON 33543 1980HAMMER HEAD 33544 05-121-10609 1998HANCOCK GULCH 33545 1979HANDLE 33546 1988 1993

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

HAPPY DOG 33547 1981HAPPY HOLLOW 33548 1955HARDWAY 33550 1955HARKER RANCH 33557 1989HARLECH 33560 1984HARNESS 33570 1974HARRISBURG 33575 1961HASWELL 33583 1979HAWKEYE 33590 1971HAWTHORNE 33600 1960 1991HAXTUN 33620 1955 1961HAY GULCH 33640 1990 1993HAYDEN 33630 1990HEART 33800 1981HEARTSTRONG 33810 05-125-08790 2004HECTOR 33950 1956 1962HELLS GULCH 34090 1964 1981HELLS HOLE CANYON 34175 1951HEREFORD 34200 1973HIAWATHA 34350 1926HIAWATHA WEST 34351 1930HIDDEN ARROW 35125 1994HIDDEN VALLEY 35150 1957 1984HIGH PLAINS 35360 1987 1989HIGH POCKETS 35400 05-121-09376 1983HIGH ROCK 35440 1984 1992HIGHLAND 35550 1956 1960HIGHLINE CANAL 35950 1951 1961HINGE 36000 1954HIRST 36450 1958 1968HOFFMAN CREEK 36500 1982HOLLAND 36580 1984HOLLAND WEST 36585 1984 1995HOLSTER 36600 1972HOLYOKE SOUTH 36650 05-095-06064 2005HOMBRE 36700 1970HOME RUN 36770 1990 1992HOMESTEAD 36800 1972HONE 36950 1958 1993HOOLAHAN 37100 05-121-08252 1979HORN 37400 05-075-07068 1961 1961HORSE CREEK 37408 05-123-10079 1980HORSE GULCH 37425 1965 1988HORSESHOE 37440 1981 1988HORSETAIL 37450 1954

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

HORSETHIEF CREEK 37475 05-077-05155 1964HOT DOG 37490 1979 1984HOTSPUR 37494 1984HOULET 37498 1989 1990HOUSE CREEK 37502 1961 1966HOY GULCH 37510 1982 1990HUCKABEE 37520 1984 1986HUGO 37525 05-073-06103 1982HUNTER 37550 05-087-05046 1962 1969HUNTERS CANYON 37700 1955HURRY UP 37900 1977 1988HYDE 38000 1955ICE 38075 05-017-07031 1998ICON 38100 1980IGNACIO BLANCO 38300 1950IGO CREEK 38310 1956 1974ILES 39041 1924IMPALA 39050 1981 1990INCLINE 39055 1982INDEPENDENCE 39060 05-123-08336 1975 1981INDIAN 39090 1986 1989INDIAN BEAD 39095 1995INDIAN CAVE 39100 1964INDIAN RUN 39200 1956 1983INDIO 39300 05-061-05046 1964 1965INTREPID 39310 1981 1994IRISH CREEK 39325 1961IRONDALE 39350 1972IRONHORSE 39400 1969ISLAND BUTTE 39425 1991JACE 39450 1989JACK DRAW 39460 1993 1995JACK RABBIT 40535 05-121-05838 1961 1977JACKKNIFE 39600 1975 1977JACKPOT 39782 05-087-06640 1955JACKPOT SOUTH 40523 05-087-06611 1955 1985JACKPOT SOUTHEAST 40524 05-087-07622 1981JACKSON 40550 1954 1980JADE 40580 05-123-05409 1964 1965JALAPENO 40585 1990 1993JAMBOREE 40590 1970JASPER 40600 1959JAVELIN 40625 1994JAYHAWK DRAW 40630 05-039-06647 1997JEEPER 40800 1974

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

JESSE 40845 1978JITTER 40900 1963 1996JOES 40940 1988 1991JOHNNY MOORE MTN 40960 1978 1988JOHNSON HILL 41262 1953 1961JOHNSON HILL EAST 41264 1954 1960JOHNSON HILL NORTH 42500 1953JOHNSON'S CORNER 42570 1983JOHNSTOWN 42600 1972JOLLY RANCH 42640 05-073-06310 2008JUBILEE 42700 05-087-60031 1962 1988JUDSON HILLS 42720 05-087-07935 1987 1989JUPITER 42750 1980JUSTICE 42875 1966KACHINA 42925 1974KATIE 42950 1979KEG 42975 05-075-08497 1975 1978KEJR 43050 1955KEJR SOUTH 43500 1955KELIM 43800 1965KENO 43900 1982KENZIE 43950 1987 1995KEOTA 44350 1951KERNAN CANYON 44500 1977 1985KERSEY 44600 1984KETTLE 45100 1982KEY 45000 05-075-05652 1957KEYSTONE 45200 1968 1983KICKING BIRD 45500 1993KING LAKE 45600 1983KIOWA CREEK 45650 05-123-05044 1955KIT CARSON 45690 1979 1980KITCHEL LAKE 45700 1982 1982KITTY 45800 1972KNOLL 46700 1956 1959KNOX 47500 1954 1970KOKOPELLI 47525 1995KRAUTHEAD 47550 1980KRIEGER 47570 1988LADDER CREEK 47600 1969LADLE 47670 1981 1983LADY K 47680 1986LADY LUCK 52120 05-017-07533 2012LADYBUG 47685 05-017-07419 1994LAIRD 47700 05-125-05107 1960 1963

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

LAKE CANAL 47740 1981LAKESIDE 47750 1981LAMAR 47780 1983LAMB 47800 1956 1965LAMBORN DRAW 47900 1963 1964LAME BEAVER 47925 1989LAMPLIGHT 47950 1978LANCE 48000 1956 1986LANCE CREEK 48025 05-087-07991 1989 1993LANTERN 48050 1969 1970LANYARD 48075 1974LAPORTE 48100 1959 1962LAPOUDRE 48125 1981LAPOUDRE SOUTH 48130 1981LARIAT 48150 1960LARK 48200 05-087-05265 1955 1962LASSO 48300 1955 1963LAST CHANCE 48400 1955 1993LATCH STRING 48470 05-087-07346 1975LATHROP 48475 1998LATIGO 48500 1971LAY CREEK 48550 1955LEADER 48600 1954 1968LEADER EAST 48601 1954 1980LEATHER 48700 05-087-07659 1982 1993LEE 48800 05-087-40034 1950 1975LEFT HAND 48880 05-061-06051 1969LEON CREEK 48900 1961LEVEE 49000 1956 1959LEWIS CREEK 49200 1953LEYDEN GAS STORAGE 49250 1959LIBERTY 49500 1954LIBERTY SOUTH 49700 1953 1959LIBERTY WEST 49900 1953LIDO 49950 1973LIGHTFOOT 49960 1988 1993LILLI 49970 1987LILLI-WEST 49974 1988LIMON 49980 1983 1984LINDON 50000 1959LINE CAMP 50010 1988 1989LINGO 50050 05-061-06051 1972 1974LIPAN WASH 50075 1973LISBON SOUTHEAST 50100 1960LITTLE BEAVER 50200 1951

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

LITTLE BEAVER EAST 50400 1954LITTLE BUD 50450 1985 1995LITTLE CREEK 50455 05-039-06647 1998LITTLE DUDE 50500 1978 1978LITTLE HOOT 50600 1953LITTLE HOOT SOUTH 50625 1974LITTLE LUCK 50635 05-017-06403 2012LITTLE SNAKE 50650 05-081-05580 1958 1969LITTLE TREE 50660 05-087-06586 1987LITTLE UTE 50665 1994LOAM 50700 1957LOBO 50800 1963LOCO 50820 1978 1983LODESTONE 50830 05-087-07413 1977 1979LODGE 50850 1963 1969LOGAN 50900 1951LOGAN NORTH 51100 05-075-40031 1955LOGAN WASH 51250 1980LOMA 51350 1969LONE DUCK 51365 05-095-06070 2003LONE MESA 51370 1981LONE PINE 51375 1971LONE STAR 51415 1977LONE TREE 51385 1974LONE VALLEY 51400 1957LONESOME COYOTE 51410 1988LONG CANYON 51425 1994LONG SHADOW 51487 05-073-06259 2005LONG SOUTH 51430 1953 1967LONGBRANCH 51450 1972LONGHORN 51455 1980 1983LONGHORN GULCH 51456 1992LONGKNIFE 51460 1978LONGMONT 51485 05-013-06022 1979 1995LONGS PEAK 51490 1995LOOKOUT 51525 1974LOST BOY 51580 1987LOST CREEK 51600 1957LOST STEER 51630 1989LOULA 51800 1955 1957LOVE RANCH 51850 1999LOVELAND 52000 1950LOWER HORSE DRAW 52050 1960LOWRY 52075 1972LUBERS 52100 1956 1972

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

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AbandonYear

LUFT 52175 1952LUNAR 52200 1981 1992LUSTER 52250 05-087-05090 1958 1971MACK CREEK 52400 1957 1970MAKO 52420 1983MALLARD 52430 1981MALPAIS 52450 1958MAMM CREEK 52500 1959MANASSAS 52530 1986MANCOS RIVER 52550 1927 1966MANDAN 52555 05-121-10322 1987 1988MANDELLA 52560 1984MANGY DOG 52570 1984 1987MANILA 52575 1972MANTLE 52600 1960 1976MAPLE 52625 1963 1970MARBLE WASH 52650 1958MARGUERITE 52655 05-017-07169 1997MARIA 52675 1973MARIANO WASH 52680 05-083-06615 2005MARKS BUTTE 52700 1953MARKS BUTTE NORTH 52725 1982MASTERS 52750 1953 1990MAUDLIN GULCH 52950 1947MAVERICK 53125 1959MAXWELL 53130 05-061-06627 1998MAY 53150 1956MAYBERRY 53155 1992 1995MAYFIELD 53160 1984MCCALLUM 53300 1926MCCALLUM SOUTH 53450 1927MCCLAVE 53600 1952MCCLEAN 53630 1974MCELMO 53674 1944MCHATTON 53690 1982MCKENZIE 53748 1956MCRAE 53900 05-087-05222 1953 1987MEADOW SPRINGS 53920 1985 1987MEANDER 53930 1981MEEKER 53935 05-103-11920 2013MENEFEE MOUNTAIN 53950 1977MERINO 54050 1950MERINO NORTHEAST 54200 1953 1976MESA VIEW 54300 1982MESAGAR 54310 1990

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

MESCALERO 54320 1983 1993MESSER 54348 1952 1952MESSEX 54500 1951MESSEX WEST 54650 1955METEOR 54750 05-073-06300 2002MICHIGAN RIVER 54700 1975MIDDLEMIST 54800 1952MIDJAY 54900 1958MIDNIGHT 54930 1984 1994MIDWAY 54952 1958MILDRED 54975 1977MILDRED WEST 54985 05-125-11492 2009MINI 55050 1986 1990MINTO 55100 1953MINTO NORTH 55250 1954MIRAGE 55275 1989MISSOURI CREEK 55300 1960MOCCASIN 55400 1964 1996MOCKINGBIRD 55440 1986 1989MODEL 55552 1927 1940MOFFAT 55700 1924MONAHAN LAKES 55800 1977 1990MONTE 55978 1964MONTROSE DOME 55980 1958 1963MOORE 56025 1959MOOSE 56030 1993MORNINGSIDE 56000 1969MOSLEY 56035 1955 1993MOUNT HOPE 56150 1950MOUNT HOPE EAST 56450 1954MOUNT HOPE NORTH 56750 1952MOUNT PEARL 56770 1984MOUNTAIN VIEW EAST 56050 1953MOUTHPIECE 56850 1984 1988MUDDY CREEK 57000 1955 1996MUSKET 57010 1972MUSKRAT 57015 1974 1986MUSTANG 57025 05-123-05945 1962 1968NABAR 57050 1961 1995NACHO 57060 05-087-07946 1988NARROWS 57100 1959 1962NAVAJO 57110 1985NAY RANCH 57120 1975 1988NE RIVERSIDE II 57250 1980NEENOSHE 57160 1982

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

NELSON RESERVOIR 57190 1982 1983NEW DAY 57195 05-123-19259 1997NEW HOPE 57165 05-045-07322 1999NEW RAYMER 57200 1960NEW WINDSOR 57300 1956NIGHT FIRE 57360 1992NIGHTHAWK 57370 1988NILE 57400 1969NIMBUS 57500 1980 1990NINA VIEW 57560 1948 1965NINE MILE 57600 1966NOONEN RANCH 60000 1951NOONEN RANCH SOUTH 60005 1982NORIA 60100 1966 1970NORTH BIG HOLE 60105 1994NORTH BUFFALO 60110 1980 1990NORTH DUST BOWL 60115 05-017-07248 1998NORTH PARK HORIZONTAL NIOBRARA 60120 2008NORTH RIVERSIDE 60130 1981NORTH SHORE 60150 1966 1984NUGGET 60300 1955NUNN 60400 1982 1986OAK CREEK 60600 1949 1995OAKDALE 60610 05-055-06142 1997OASIS 60620 1981OIL WELL MOUNTAIN 60625 1990OLD BALDY 60630 1977OLD HOMESTEAD 60634 05-073-06413 2012OLD HOUSE 60635 1991OLD ROAD 60640 05-121-10334 1989 1993OMAR 60650 1972 1990ONYX 60900 1959 1960OPAL 62000 1959 1974OPEN VIEW 62025 05-123-13918 1998ORCHARD 62050 1956 1993ORCHARD WEST 62058 1982 1985ORIOLE 62060 1980ORION 62070 1979 1981OTIS 65000 1954OUTLOOK 65100 05-123-19199 2006OUTPOST 65200 1989 1989OVERLOOK 65400 1985OWL CREEK 65500 1982OXBOW 66000 1962 1971OYSTER 66010 05-017-07031 1996

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

PACK 66400 1979 1989PADRONI 66800 1951 1994PADRONI WEST 67000 1952PAGODA 67200 1948PALEFACE 67225 1976 1988PALOMINO 67250 1975 1979PAPOOSE CANYON 67300 05-033-40001 1970PARACHUTE 67350 1985PARK 67400 1954PARK MOUNTAIN 67410 1988PASS CREEK 67475 1982 1984PATRIOT 67490 05-125-09861 2005PATROL 67500 1964PATROL NORTH 67510 05-121-09969 1984PAWNEE 67595 1989PAWNEE BUTTES 67680 1981PAWNEE CREEK 67600 1951PAWNEE CREEK NORTH 67602 05-075-05657 1955 1959PAWNEE HILLS 67800 1954 1963PAWNEE PIONEER 67805 05-123-18978 1996PEACE PIPE 67900 1972PEACHTREE 67950 1979PEACOCK 67955 05-123-19538 1998PEAK VIEW 67970 1984PEAVY 68000 1955 1973PEBBLE 68200 1957PECK DITCH 68230 1982PECONIC 68250 1980 1997PEDRO 68258 05-083-06628 2007PEETZ NORTHWEST 68290 1952PEETZ TABLE 38295 05-075-09300 1996PEETZ WEST 68300 1952PELT 68325 1973PENNYPACKER 68330 05-063-06292 1998PEORIA 68350 1970PEORIA (GAS) 68352 1970PEORIA NORTH 68375 1970PEREGRINE 68385 1981PERSIGO WASH 68390 1972PETERSON 68400 1955PHEASANT 68500 1980PHEGLEY 68600 1955PHILADELPHIA CREEK 68700 1975PHUMA 68650 1976PICEANCE CREEK 68800 1930

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

PICEANCE CREEK SOUTH 68802 1954PICEANCE HORIZONTAL NIOBRARA 68810 2008PICEANCE HORIZONTAL WM FORK 68815 05-045-15492 2009PIERCE 69000 1955PIKE 69050 1975 1985PILOT CREEK 69053 05-029-06091 2006PING 69055 1994PINNACLE 69200 1956PINNEO NORTH 69100 05-087-05842 1956 1968PINNEO SOUTHWEST 69110 05-087-05680 1955PINTAIL 69210 1981 1986PINTO 69225 1963PINTO NORTH 69227 1979 1987PINYON RIDGE 69230 1991 1995PIONEER 69234 05-061-06157 1973PITCH 69240 1961 1962PLAINS 69245 1975PLAINSMAN 69250 1963PLATEAU 69300 1958PLATNER 69320 05-121-09438 1955 1996PLAYA 69350 1961PLEASANT RIDGE 69370 1970PLEASANT VALLEY 69400 1955 1964PLUM BUSH CREEK 69600 1954 1991POCO 69650 1967 1967POD 69700 1961POE 69710 05-087-06020 1954 1968POINT BAR 69715 1970POINT LOOKOUT 69720 1930 1960POINT OF ROCKS 69722 1981 1990POISON SPRING 69725 1959POLE GULCH 69750 1965POLLEN 69755 1980POMMEL 69760 05-123-05528 1975POMMEL WEST 69765 05-123-09392 1997PONCHO 69770 1971 1996PONCHO SOUTH 69780 1973PONY 69790 1973 1987PONY EXPRESS 69795 1977PORTAL 69796 05-017-06611 2007PORTER 69798 1980POSTMARK 69990 05-001-09486 2004POW WOW 70000 1968POWDER WASH 69800 1931POWELL 69890 1990 1995

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

POWELL PARK 69900 1957PRAIRIE CANYON 70100 1958PRAIRIE DOG 70150 1958 1975PRAIRIE VIEW 70200 1956 1969PREWITT 70400 1956 1970PRICE GRAMPS 70600 1935PRICE RANCH 70610 1982PRICKLY PEAR 70615 1988 1994PRISM 70620 1980 1991PRONGHORN 70650 1972PRONTO 70675 1975 1996PROSPECT 70700 1971PROSPERITY 70710 05-087-08068 1995PUMA 70750 1981PURDY 70800 1955 1958PURGATOIRE 70825 1972 1985PURGATOIRE RIVER 70830 05-071-06131 1989PYRAMID 70850 1972 1988QUAIL 70875 1979QUARRY 70890 1979QUEST 70893 1993QUILL 70895 1979QUIRT 70897 1980 1983QUIVER 70900 1968RACCOON 71100 05-087-07651 1982 1991RADAR 71300 1976RAGGED MOUNTAIN 71430 1981RAGO 71550 1953RAGO NORTH 71850 1954RAIN DANCE 71853 05-075-08553 1976 1985RAINBOW 71855 1974RAINDROP 71900 1972 1973RAKE 72000 1958 1971RAM 72050 1977 1981RAMEY 72070 1981 1981RAMONA 72090 1965RAMP 72110 1958RAMROD 72135 1969 1979RANCHERO 72140 1963RANGELY 72370 1902RANGELY WEST 72376 05-103-09855 1996RANGELY-SOUTHWEST 72375 1989RANGER 72380 1963RATON 72395 05-071-06103 1994RATTLESNAKE 72400 1967 1976

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

RATTLESNAKE BUTTES 72410 1987 1989RAWHIDE 72500 05-087-06789 1963 1992RAYMER CREEK 72630 05-075-08749 1953 1986RAZOR 72640 1981 1988RED CLOUD 72650 05-121-08353 1969RED GIANT 72655 1994RED LION 72700 1964 1988RED MESA 72890 1924RED WILLOW 72895 1994REDWING 72900 05-121-08081 1968REFLEX 73100 1986REGENT 73150 1955RENEGADE 73200 1971 1974RENFRO CREEK 73250 1962 1964REPUBLICAN 73275 05-125-06065 1976RERUN 73280 1977 1979REWARD 73300 05-123-07495 1972 1991RHOADES 73410 1988RIDGE 73450 1956 1989RIDGELINE 73455 05-081-06608 2001RIFT 73500 1957 1962RILL 73750 1958RIMROCK 73760 1969RING 73775 1960RINGER 73779 1970 1976RIO 73785 1961 1964RIPPLE 73787 1982 1989RITA 73790 1976RIVERBEND 73795 05-073-06249 2009RIVERSIDE 73800 1955 1976ROADRUNNER 73840 1984ROADSIDE 73850 1981ROBERTS CANYON 74000 1960ROCK 74002 1976 1978ROCK CANYON 74005 1973ROCK CREEK 74006 1979ROCKIES 74007 05-121-10537 1995 1996ROCKY POINT 74008 1976RODEO BULLFIGHTER 74009 05-123-10618 1982 1996RODERICK 74010 1956ROGGEN 74310 1953ROGGEN SOUTHWEST 74560 1953ROLLING HILLS 74580 1979 1986ROMAN NOSE 74600 1967ROMAN NOSE NORTH 74604 1983 1989

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

ROOSTER 71740 1984 1997ROSE RANCH 74830 05-061-06374 1984 1990ROSENER 74860 1954 1985ROUGHNECK 74870 1981ROULETTE 74880 1981ROUND STONE 74885 1994ROUND TABLE 74890 1967 1969ROUNDUP 74950 05-087-07045 1967 1976ROWEL 74970 1975ROYAL FLUSH 74980 05-099-06282 1988RUBICON 74990 1984RUBY 75000 05-121-06903 1959RUFUS RUN 75160 1955 1960RULISON 75400 1956RUN 75480 1987 1989RUNNING BEAR 75495 1989 1993RUNNING CREEK 75500 1980 1998RUNNYMEADE 75600 1985 1988RUSH CREEK 75760 1954RUSH CREEK DRAW 74865 1992 1993RUSH WILLADEL 76000 1952SABER 76090 1962SABLE 76100 1981 1982SADDLE 76110 1960 1988SADDLEBAG 76115 05-071-06064 1995SAGE 76135 1994SAGE BRUSH HILLS II 76140 1978SAGE CREEK 76150 1959SAGE CREEK NORTH 76152 1960SAGEHEN 76155 1984SALERNO 76160 1992SALIS 76165 1982SALT LAKE 76180 05-061-06294 1981SAM 76190 1955SAN ARROYO 76208 1954 1963SAN ARROYO CREEK 76210 1960 1963SAN JACINTO 76220 1985 1986SANBORN DRAW 76230 1992 1996SAND CREEK 76250 05-099-06207 1983 1984SAND RIVER 76300 1954SAND WASH HORIZONTAL NIOBRARA 76400 2009SANDIA PEAK 76350 1985SANDY 76450 1984 1987SANDY HILL 76500 1958 1988SANS ARC 76520 1988

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

SANTO 76560 1980SAPPHIRE 76600 1960 1971SATANTA 76625 1989 1995SAWBUCK 76650 05-087-05795 1966SCABBARD 76675 1974SCANDARD DRAW 76685 1958SCARP 76700 1958 1986SCHNEIDER DITCH 76800 1959 1962SCHRAMM 76825 05-125-05095 1977SCOTT HILL 76835 1985SCOTTIE 76840 1981SCOUT 76850 1970 1983SCRAMBLE 76860 05-009-06627 2004SEAL 76875 1961 1992SECOND CREEK 76900 1956SECOND WIND 76905 1988SEDGWICK DRAW 76908 05-115-06058 2004SENTINEL 76910 1975 1978SENTRY 76925 05-087-05593 1962 1988SERENDIPITY 76928 1983SETTLEMENT 76930 1980 1987SETTLER 76950 1961 1964SEVEN CROSS 77000 1981SEVERANCE 77030 1983SHADE TREE 77035 05-073-06164 2003SHAMROCK 77060 1991 1994SHAVANO 77080 1988 1995SHEARS DRAW 77100 1955SHEEHAN 77180 1975SHEEP CREEK 77200 1958SHEEP MOUNTAIN 77230 1971SHELAH 77270 1961 1961SHELL CREEK 77300 1955SHERIDAN LAKE 77350 1968 1970SHIELD 77400 05-061-06714 1959SHINNECOCK 77440 05-061-06714 1998SHIRE GULCH 77450 1960SHIVAREE 77452 1970 1972SHOAL 77453 1982SHORELINE 77455 1964 1972SHOUT 77456 05-125-06068 1976SIAANA (MOUNT PEARL) 77457 1985SIDEWINDER 77458 05-005-06618 1973SIERRA 77460 1957SIGNAL HILL 77480 1976 1984

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

SILO 77490 05-099-06874 2002SIMPSON 77500 1959 1965SINGLE 77505 1977 1980SINGLETREE (SPINDLE) 77510 05-123-07321 1971SIOUX 77550 05-121-07110 1967SKINNER RIDGE 77548 1989SKIPPING STONE 77549 1995 1996SLATER DOME 77551 1954SLEEPER 77555 1968SLEEPING UTE 77556 1994SLICK ROCK 77557 1972 1983SLIPPERY SIDES 77558 1987SLOAN 77552 1974SMILEY 77559 1990SMOKY CREEK 77560 1969SMOKY HILL 77570 1965SNIFF RANCH 77580 1972 1988SNOWBIRD 77585 1973 1986SNOWDRIFT 77588 1979 1989SNOWFLAKE 77590 1972 1984SODA LAKE 77600 1955 1962SODBUSTER 77599 1972SOLDIER CANYON 77625 1976SOLITAIRE 77630 1983 1986SOLO LOBO 77631 05-033-06124 2007SOMBRERO 77632 1993SONAR 77635 1981SONGBIRD 77650 1976SOONER 77700 1969SORRENTO 77725 1976SORRENTO SOUTH 77730 1992SOUTH CANYON 77750 1957SOUTH SHALE RIDGE 77760 1990SPACE CITY 77775 05-123-07750 1973SPANISH PEAKS 77780 1995SPAR 77800 1958SPAULDING PEAK 77810 05-029-06076 2004SPEAKER 77825 1990SPEAKER NORTH 77830 1992SPEAR 77850 1977SPELUNKER 77855 05-009-06271 1997SPENSON 77870 1997SPINDLE 77900 1972SPOTTED DOG 77905 05-121-10658 2002SPRING 77910 05-045-07216 1998

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

SPRING CREEK 78000 1958 1966SPRINGDALE 78300 1951 1963SPRINGDALE SOUTH 78500 1952SPRUCE 78700 1956 1995SPUR 78800 1981SPURGIN 78900 1954 1958SPURGIN NORTH 79100 1957 1960SQUAW CREEK 79120 1981 1991STAGE STOP 79130 1975STAGECOACH 79150 05-087-06735 1966 1991STALLION 79175 1966STAMPEDE 79185 1973 1996STANLEY CUP 79186 05-039-06637 1996STAR 79188 1991STATELINE 79190 1976 1985STEM 79200 1964 1969STERLING 79350 1955 1962STIRRUP 79380 1968STOCKADE 79390 05-087-07362 1976STOCKHOLM 79394 1983STOKER 79395 05-073-06461 2012STONE CORRAL 79397 1989STONE PONY 79399 1992STONEHAM 79400 1952STONEHAM SOUTH 79600 1952STONES THROW 79625 1994STONINGTON 79650 1976STONY BUTTES 79775 1955 1982STONY POINT 79800 05-121-09388 1954 1980STRAND 79900 1959 1961STRASBURG 79925 1976STRIKE 79950 1961 1963STUBBLE 79970 1979 1982STUMP 79975 05-087-07557 1997SUGAR LOAF 80000 1953SULPHUR CREEK 80090 1955SULPHUR CREEK SOUTH 80100 1957SUN 80200 1969SUN SPOT 80257 05-123-13918 2000SUNBONNET 80225 1976 1981SUNDANCE 80240 1991SUNDOWN 80250 1970SUNRISE 80260 05-125-08631 2002SUNUP 80265 1973SUPAHA 80270 1978

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

SUPERIOR 80273 1978SURREY (SPINDLE) 80275 1972SURVEYOR CREEK 80300 1955SWAN 80750 1955TABEGUACHE 80760 05-017-07691 2010TABLE MOUNTAIN 80770 1980 1988TABLETOP 80780 1980TACO 80800 05-121-09006 1975 1990TAIGA MOUNTAIN 80815 1981TAMPA 80830 1965TAP 80840 05-121-08993 1975TAPADERO 80850 1971 1973TARN 80925 05-121-06704 1961 1967TEARDROP 80950 05-081-06874 1996TEMPEST 81000 1962 1964TEMPLE CANYON 81050 1953 1995TENDERFOOT 81055 1976TEPEE 80975 1974 1977TERRACE 81500 1958TERRACE SOUTH 81550 05-123-19400 1997TEXAS MOUNTAIN 81700 1964THIRD CREEK 81800 05-032-06342 1971THISTLE 81850 1974 1978THORNBURG 81900 1925THREE BRIDGES 81915 1986THREEMILE GULCH 81918 05-103-10313 2006THUNDER 81925 1977THUNDERBIRD 81950 1972 1977TIERRA PLANO 80980 1995TIMBER CREEK 82000 1969 1983TIMBERLINE 82005 05-045-06355 1996TIMEOUT 82010 05-017-07627 2005TIMNATH 82030 1983 1983TIMPE 82300 1955 1973TITAN 82350 1975 1997TOAD 82370 1986 1989TOM CAT 82390 1985TOM-TOM 82400 05-087-07048 1968 1995TOMAHAWK 82500 1964 1986TONTO 82600 1971 1981TOOTSIE 82620 1983 1988TOPAZ 82700 1957TOQUE 82725 1988TORNADO BUTTE 82750 1985TORO 82800 05-075-07418 1966 1969

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

TOTEM 83000 1971TOW CREEK 83100 1924TOWAOC 83090 1959TOWER 83500 1958 1961TRACK 83700 1960TRADER 83720 05-121-05728 1962TRADING POST 83750 1988TRAIL 83810 05-121-06730 1960 1964TRAIL CANYON 83820 1969TRAIL RIDGE 83825 1990TRAIL SOUTH 83830 05-121-08708 1973 1982TRAPPER 83840 1971TRAPPER SOUTH 83845 1992TRAVOIS 83850 1964TREND 83900 1958TREVARTON 83910 05-013-06154 1983 1988TRIBUTE 83925 1973 1976TRIGGER 83950 1971TROOPER 83975 1975TROOPER NORTH 83976 05-061-06164 2010TROUT CREEK 83980 1979 1982TUMBLEWEED 84000 1968TURNER 84010 1955 1956TURQUOISE 84150 1975TWIN BUTTES 84300 1951TWIN MILLS 84330 1957TWO MILE 85000 1956 1982UNICORN 85100 1982 1989UNION RESERVOIR 85200 1981UNKNOWN 85250 1900UNNAMED 85251 1900URANUS 85400 05-121-09349 1978VALENTINE 85550 05-123-10260 1981 1996VALLERY 85800 05-087-05965 1954VALLEY 85810 1982 1985VAQUERO 85900 1971 1979VEGA 85930 1977VELVET 85950 1975 1986VENUS 85980 1980 1981VERDE 86000 1972VERMEJO RANCH 86100 05-071-06813 1999VERNON 86500 1976VICTOR 87100 05-123-33732 2011VIGOR 87600 1958VILAS 87900 1966

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

VIM 89600 1957 1978VIMY RIDGE 89800 1972 1973VISTA 90000 1955VOLTAGE 90200 1965VOLTEN 90210 1991VORTEX 90230 1981WADDLE CREEK 90450 1964WAGES 90460 1979WAGON TRAIL 90475 05-011-06060 1973WAHOO 90500 05-075-08237 1971WAITE LAKE 90530 1974WALKER 90550 1950WALLBANGER 90575 1982WALSH 90650 1961WAMPUM 90675 1966WAR DANCE 90680 1971 1972WARD 90687 1966 1973WARLOCK 90695 1973WARPAINT 90698 1973 1981WARRIOR 90700 1962 1973WATKINS 90725 1981 1989WATTENBERG 90750 05-123-07152 1970WAUNETA 90760 05-125-02377 2005WAVERLY 90775 05-125-06120 1977WEASEL 90785 1991WEAVER RIDGE 90790 1989WELDONA 90800 1959 1966WELLINGTON 90850 1923WEST LIGHTFOOT 91965 05-123-19490 1998WEST MUDDY CREEK 91970 05-051-06064 2005WEST SIDE CANAL 92000 1966WESTFORK 91128 1956WESTPLAINS 91648 1954 1989WESTPLAINS NORTH 91962 1955 1986WETZEL CREEK 92240 1955 1966WHEELER LAKE 92300 1976WHIRLPOOL 92350 1980 1997WHISPER 92400 05-125-06062 1975WHISTLE 92500 05-123-07391 2007WHITE 92518 1957 1996WHITE BUTTE 92796 1954 1993WHITE EAGLE 92798 1977WHITE FACE BUTTE 92799 1978WHITE RIVER 92800 1890WHITE WOMAN CREEK 92815 05-017-07329 2000 2002

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

WHITETAIL 92825 1980 1981WHITEWATER 92840 1974WICKIUP 92845 1983 1992WIGGINS 92848 1982 1983WIGWAM 92850 1974WILD CARD 92890 1977 1984WILD DOVE 92898 1998WILD FOX 92899 05-017-06670 1998WILD HORSE 92900 1965WILD ROSE 92930 1984 1989WILD SAGE BRUSH 92940 1984WILDCAT 99999 1999WILDCAT CREEK 92870 05-087-07546 1980WILDFLOWER 92895 05-001-09374 1997WILDWOOD 92950 1971 1987WILLARD 93000 1951 1962WILLIAMS FORK 93050 1962WILLIAMSBURG 93040 05-043-06148 2007WILLOW 93095 05-123-33378 2011WILLOW CREEK 93100 1956WILSON CREEK 93352 1938WINCHESTER 93600 05-075-08065 1968 1994WIND SONG 93610 1972WINDBREAK 93605 05-017-06639 2006WINDMILL 93612 1975WINDSOCK 93613 05-081-06916 1997WINDY 93615 1970 1989WINDY HILL 93630 1954 1989WINGSPAN 93700 05-125-10539 2007WINSTON 93908 1955 1967WINSTON NORTH 93915 05-075-08255 1972WINTER VALLEY 94005 1958WISHBONE 94008 1974WOLF CREEK 94010 1960WOLF MOUNTAIN 94030 1976WOODCHUCK 94070 1981 1988WOODLIN 94120 1984 1995WOODROW 94180 1955WOODROW EAST 94186 1952WOODROW SOUTH 94464 1954WOODROW WEST 95000 1953WRANGLER 95100 1965 1972WRINGER 95130 1984 1989WYATT SCHOOL 95200 1982XENIA 95300 1954 1963

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Colorado Oil and Gas Fields

Field Name Field Code DiscoveryWell API #

DiscoveryYear

AbandonYear

XENIA NORTH 96412 1955XENIA WEST 97524 1954YAMPA 97525 1994 1996YELLOW CREEK 97955 1994YELLOW ROSE 98620 1990YENTER 98636 05-075-06202 1950YODEL 98640 1980YODEL NORTH 98642 1981YOUNG 98650 1957YOYO 98700 1967 1993YUCCA 98900 1971 1979YUK 98920 1983YUMA 98930 05-125-10279 2006YUMA EAST 98931 05-125-09121 2005YUMA SOUTH 98935 05-125-10243 2006ZENITH 98940 1979ZEPHYR 98950 1972 1984ZODIAC 98960 1978ZORICHAK 99000 05-087-05775 1954

Total number of fields: 1,504 09/02/2015 Colorado Oil and Gas Conservation Commission Page 34