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Boulder County, CO oil and gas wells

783 wells: 111 active, 400 plugged, run by 95 operators.

Figures from the Colorado Energy and Carbon Management Commission, updated 2026-10-16.

Top operators in Boulder

OperatorActiveWells here
CRESTONE PEAK RESOURCES OPERATING LLC71126
EXTRACTION OIL & GAS INC39157
PHOENIX RESOURCES LLC11
GERRITY OIL & GAS CORP091
ENCANA OIL & GAS (USA) INC047
OLD OPERATORS - STATUS UNKNOWN044
BASIN EXPLORATION INC019
MARTIN EXPLORATION MANAGEMENT CO019
NOBLE ENERGY INC018
MEYER OIL COMPANY017
KERR MCGEE OIL & GAS ONSHORE LP016
VESSELS OIL & GAS COMPANY010
WISSOTA PETROLEUM CORP09
HS RESOURCES INC07
NORTH AMERICAN RESOURCES COMPANY07
ENERGY & CARBON MANAGEMENT COMMISSION06
PATINA OIL & GAS CORPORATION06
TOP OPERATING COMPANY06
XO EXPLORATION INC05
CAERUS WASHCO LLC04
CDM OIL & GAS04
FRONTIER O & G CO OF TEXAS INC04
PDC ENERGY INC04
PRIMA EXPLORATION INC04
UNIVERSAL OPERATING COMPANY04

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
MCINTOSH 1 05-013-60046Plugged Dry hole—
MCKENZIE 1-21 05-013-40002Plugged OilMCKENZIE JUNCTION MA LLC
MCKENZIE 1-21X 05-013-40027Plugged Dry hole—
MCLAUGHLIN 1-22 05-013-06124Cancelled / expired GasMARTIN EXPLORATION MANAGEMENT CO
MCLAUGHLIN 1-27 05-013-06129Plugged Dry holeHS RESOURCES INC
MD 21-1D 05-013-06344Cancelled / expired UnknownGERRITY OIL & GAS CORP
MEMCO MC 8-4 05-013-06306Active GasEXTRACTION OIL & GAS INC
MEMCO MC 8-01 05-013-06361Plugged OilPDC ENERGY INC
MEMO MC 8-5 05-013-06307Cancelled / expired OilGERRITY OIL & GAS CORP
MEMO MC 8-6 05-013-06308Cancelled / expired OilGERRITY OIL & GAS CORP
MEMO MC 8-11 05-013-06309Cancelled / expired UnknownGERRITY OIL & GAS CORP
MEMO MC 8-12 05-013-06310Cancelled / expired OilGERRITY OIL & GAS CORP
MEMO MC 8-13 05-013-06311Cancelled / expired OilGERRITY OIL & GAS CORP
MEMO MC 8-14 05-013-06312Cancelled / expired OilGERRITY OIL & GAS CORP
MEMO MC 8-3 05-013-06305Active GasEXTRACTION OIL & GAS INC
MEMO MC 8-2 05-013-06362Cancelled / expired UnknownGERRITY OIL & GAS CORP
MEMO MC 8-7 05-013-06363Cancelled / expired OilGERRITY OIL & GAS CORP
MEMO MC 8-8 05-013-06364Cancelled / expired UnknownGERRITY OIL & GAS CORP
MEMO MC 8-16 05-013-06365Cancelled / expired OilGERRITY OIL & GAS CORP
MEMO MC 8-15 05-013-06391Cancelled / expired OilGERRITY OIL & GAS CORP
MILES 1 05-013-05057Plugged Dry hole—
MINKS 18-2 05-013-06126Plugged Dry holeMARTIN EXPLORATION MANAGEMENT CO
MOMAW 1 05-013-05093Plugged Dry hole—
MONTGOMERY 21-1 05-013-06050Cancelled / expired UnknownMARTIN EXPLORATION MANAGEMENT CO
MONTGOMERY 1-21 05-013-06185Plugged OilMEYER OIL COMPANY
MORRIS 1-27 05-013-06169Plugged GasEXTRACTION OIL & GAS INC
MORRIS 2-27 05-013-06258Cancelled / expired UnknownMARTIN EXPLORATION MANAGEMENT CO
MORRIS MC 27-8 05-013-06421Shut in GasEXTRACTION OIL & GAS INC
MORRIS MC 27-7 05-013-06422Shut in GasEXTRACTION OIL & GAS INC
MORRIS MC 27-2 05-013-06442Shut in GasEXTRACTION OIL & GAS INC
MOSHE 1 05-013-05030Plugged Dry holeP..M. ENTERPRISES
MOTLEY 1 05-013-06045Plugged Dry hole—
NELSON 1-20 05-013-06179Plugged Dry holeUNIVERSAL OPERATING COMPANY
NEUMANN 1-15 05-013-06271Plugged GasEXTRACTION OIL & GAS INC
NORTH BOULDER UNIT 1 05-013-06482Cancelled / expired UnknownSNYDER OIL CORP
NUOCI 1 05-013-06151Plugged OilCDM OIL & GAS
NUOCI 2 05-013-06166Plugged OilCDM OIL & GAS
ODLUM 1 05-013-05007Plugged Dry holeOLD OPERATORS - STATUS UNKNOWN
OGREN 1 05-013-06058Plugged GasCRESTONE PEAK RESOURCES OPERATING LLC
OGREN 14-11 05-013-06532Cancelled / expired UnknownENCANA OIL & GAS (USA) INC
OGREN H. UNIT 1 05-013-06105Plugged GasCRESTONE PEAK RESOURCES OPERATING LLC
OSBORNE 1 05-013-06077Plugged GasEXTRACTION OIL & GAS INC
OSWALD #1 05-013-06163Plugged Dry holeGRIFFIN *BENNIE C
OXFORD FARMS 11-25 05-013-06517Plugged GasCRESTONE PEAK RESOURCES OPERATING LLC
OXFORD FARMS 31-26 05-013-06519Active GasCRESTONE PEAK RESOURCES OPERATING LLC
OXFORD FARMS 21-25 05-013-06546Plugged OilCRESTONE PEAK RESOURCES OPERATING LLC
OXFORD FARMS 32-26 05-013-06552Active GasCRESTONE PEAK RESOURCES OPERATING LLC
OXFORD FARMS F UNIT 1 05-013-06095Plugged GasCRESTONE PEAK RESOURCES OPERATING LLC
OXFORD FARMS G UNIT 1 05-013-06111Active GasCRESTONE PEAK RESOURCES OPERATING LLC
PACE 'G' UNIT 1 05-013-06140Cancelled / expired UnknownVESSELS OIL & GAS COMPANY
PACIFIC 1-14 05-013-06278Active GasEXTRACTION OIL & GAS INC
PAINTER 1 05-013-40006Plugged Dry holeMOORE* H.D.
PATRICIA 1 05-013-06172Cancelled / expired UnknownR A RESOURCES INC
PATSEY 1-22 05-013-06287Plugged OilKERR MCGEE OIL & GAS ONSHORE LP
PAVLAKIS 1 05-013-06027Plugged OilXO EXPLORATION INC
PAVLAKIS 2 05-013-06031Cancelled / expired UnknownXO EXPLORATION INC
PAVLAKIS 3 05-013-06032Plugged Dry holeXO EXPLORATION INC
PEACEFUL VALLEY RANCH 1 05-013-06241Plugged Dry holeHASZ ENERGY & DEVELOPMENT INC
PEDICORD 1 05-013-06098Plugged OilTOP OPERATING COMPANY
PELTIER 1-15 05-013-06292Plugged GasPDC ENERGY INC
PISZAK 1-33 05-013-06175Plugged OilPATINA OIL & GAS CORPORATION
PIVONKA K UNIT 1 05-013-06161Plugged Dry holeVESSELS OIL & GAS COMPANY
POSTLE 2 05-013-06498Cancelled / expired UnknownTOP OPERATING COMPANY
PRECTHL 1 05-013-05078Plugged Dry holeLANDAUER* FRANK
PRICE 1-26 05-013-06134Active GasEXTRACTION OIL & GAS INC
PRINCE 1 (OWP) 05-013-05011Plugged Dry holeENERGY & CARBON MANAGEMENT COMMISSION
PRINCE 1 (OWP) 05-013-40016Plugged Dry holeENERGY & CARBON MANAGEMENT COMMISSION
PRINCE LAKE 1-34 05-013-06205Plugged GasRICHARDSON OPERATING COMPANY
PRUBTH 1 05-013-05079Plugged Dry hole—
QUINBY MD 12-4J 05-013-06256Temporarily abandoned GasEXTRACTION OIL & GAS INC
QUINBY MD 12-7J 05-013-06260Plugged GasNOBLE ENERGY INC
QUINBY MD 12-1 05-013-06346Active OilEXTRACTION OIL & GAS INC
QUINBY MD 12-2X 05-013-06347Plugged Dry holeGERRITY OIL & GAS CORP
QUINBY MD 12-3 05-013-06348Active GasEXTRACTION OIL & GAS INC
QUINBY MD 12-5 05-013-06349Plugged OilPATINA OIL & GAS CORPORATION
QUINBY MD 12-6 05-013-06350Cancelled / expired UnknownGERRITY OIL & GAS CORP
QUINBY MD 12-8 05-013-06351Active GasEXTRACTION OIL & GAS INC
QUINBY MD 12-6 05-013-06374Active GasEXTRACTION OIL & GAS INC
QUINBY MD 12-2 05-013-06464Active GasEXTRACTION OIL & GAS INC
QUINBY MD 12-69HNX 05-013-06642Cancelled / expired UnknownNOBLE ENERGY INC
RALPH L CARR 1-11 05-013-06272Plugged GasNOBLE ENERGY INC
REYNOLDS 1 05-013-06065Plugged Dry holeWISSOTA PETROLEUM CORP
RHINEHART 1 05-013-05066Plugged Dry holeWALSH* FRANK H
RIDER 1 05-013-06096Plugged OilTOP OPERATING COMPANY
ROBERT MILLER LEWIS 1 05-013-40001Plugged Dry holeRIVAL SERVICES
ROBERTS 1-28 05-013-06176Shut in GasEXTRACTION OIL & GAS INC
ROBERTS 1-23 05-013-06286Active GasEXTRACTION OIL & GAS INC
ROBERTS 12-23 05-013-06467Cancelled / expired UnknownBASIN EXPLORATION INC
ROBERTS 21-23 05-013-06468Cancelled / expired UnknownBASIN EXPLORATION INC
ROBERTS 33-23 05-013-06469Cancelled / expired UnknownBASIN EXPLORATION INC
ROBERTS 32-23 05-013-06471Cancelled / expired UnknownBASIN EXPLORATION INC
ROBERTS 22-23 05-013-06472Cancelled / expired UnknownBASIN EXPLORATION INC
ROBERTS 33-23 05-013-06475Cancelled / expired UnknownBASIN EXPLORATION INC
ROBERTS 34-23 05-013-06476Cancelled / expired UnknownBASIN EXPLORATION INC
ROCKY MOUNTAIN FUEL 1 05-013-06019Plugged Dry holeMARTIN EXPLORATION MANAGEMENT CO
ROSS 31-24 05-013-06504Active GasCRESTONE PEAK RESOURCES OPERATING LLC
ROSS 32-24 05-013-06566Active OilCRESTONE PEAK RESOURCES OPERATING LLC
ROSS 41-24 05-013-06567Plugged GasCRESTONE PEAK RESOURCES OPERATING LLC
ROSS 1-24 05-013-06655Cancelled / expired UnknownENCANA OIL & GAS (USA) INC
ROSS 4-2-24 05-013-06656Cancelled / expired UnknownENCANA OIL & GAS (USA) INC

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