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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
HILL 1 05-013-60048Plugged Dry hole—
HILL-GOVT 1 05-013-05092Plugged Dry hole—
HINDMAN 12-34 05-013-06433Plugged GasKERR MCGEE OIL & GAS ONSHORE LP
HOFFMAN 1 05-013-06006Plugged Dry holeVESSELS* TOM
HOUSE 1-36 05-013-06091Plugged OilPDC ENERGY INC
HUGH J DODD 1 05-013-06003Plugged Dry holeAMOCO PRODUCTION COMPANY
IANNACITO 1 05-013-05039Plugged Dry holeENERGY OIL INC
IMEL, RAY 26-2 05-013-06229Plugged Dry holeUNIVERSAL OPERATING COMPANY
JASPER 23-14 05-013-06456Plugged GasKERR MCGEE OIL & GAS ONSHORE LP
JODER 1 05-013-05064Plugged Dry holeLANDAUER* FRANK
JOHNSON 1 05-013-05048Plugged Dry hole—
JOHNSON 42-3 05-013-06154Plugged GasRIVERSIDE PRODUCTION CO
JOHNSON 1 05-013-60020Plugged Dry hole—
JSB 13-1 05-013-06118Plugged Dry holeGERRITY OIL & GAS CORP
JUHL 1 (OWP) 05-013-05018Plugged Dry holeROCKY MOUNTAIN STANDARD, INC
JUHL 1 05-013-60006Plugged Dry holeJUHL* MARIUS & ASSOCIATES
KANE 20-10 05-013-06048Plugged GasEXTRACTION OIL & GAS INC
KATHEY 21-13 05-013-06227Plugged Dry holePRIMA EXPLORATION INC
KRAMER 22-23 05-013-06455Plugged OilKERR MCGEE OIL & GAS ONSHORE LP
KRAMER 21-23 05-013-06465Plugged OilKERR MCGEE OIL & GAS ONSHORE LP
LABER 2 05-013-06211Plugged Dry holeFRONTIER O & G CO OF TEXAS INC
LABER 20-42 05-013-06213Plugged Dry holePRIMA EXPLORATION INC
LABER 1 05-013-60019Plugged Dry holeP..M. ENTERPRISES
LABER K UNIT 1 05-013-06109Plugged GasCRESTONE PEAK RESOURCES OPERATING LLC
LAFFERTY McBROOM 1 05-013-60009Plugged Dry holeLAFFERTY* R.F.
LAKE HILLS 41-2 05-013-06168Plugged Dry holeJRC OIL
LAKE HILLS 31-2 05-013-06170Plugged Dry holeJRC OIL
LAWSON 1-19 05-013-06014Plugged Dry holeCAERUS WASHCO LLC
LEFEVER 1-17 1-17 05-013-06121Plugged Dry holeGERRITY OIL & GAS CORP
LEISTIKOW 1 05-013-06483Plugged GasBLUE CHIP OIL INC
LEWIS 9-1 05-013-06025Plugged Dry holeWINTER HAWK LTD
LILEY 1-13 05-013-06261Plugged GasEXTRACTION OIL & GAS INC
LILEY GREEN MD 12-3J 05-013-06337Plugged GasEXTRACTION OIL & GAS INC
LORE 1 05-013-05032Plugged Dry holeP.M. PETROLEUM CORP.
LOUKONEN 1 05-013-05150Plugged Dry holeOLD OPERATORS - STATUS UNKNOWN
LUDLOW 33-21 05-013-06216Plugged Dry holePRIMA EXPLORATION INC
LUMRY 42-24 05-013-06574Plugged GasCRESTONE PEAK RESOURCES OPERATING LLC
LUMRY 31-24 05-013-06576Plugged GasCRESTONE PEAK RESOURCES OPERATING LLC
LYNCH 1-6 05-013-06038Plugged GasEXTRACTION OIL & GAS INC
LYNCH MC 6-10 05-013-06384Plugged OilEXTRACTION OIL & GAS INC
LYNCH MC 6-15 05-013-06385Plugged GasEXTRACTION OIL & GAS INC
MACHEBEUF 1-12 05-013-06270Plugged GasEXTRACTION OIL & GAS INC
MACY 3-1 05-013-06051Plugged GasEXTRACTION OIL & GAS INC
MADDEN 1 (OWP) 05-013-05068Plugged Dry holeROCKY MOUNTAIN STANDARD, INC
MADDEN 2 (OWP) 05-013-05069Plugged Dry holeOLD OPERATORS - STATUS UNKNOWN
MAPZ MD 13-2 05-013-06368Plugged OilEXTRACTION OIL & GAS INC
MARIAN 1 05-013-60050Plugged Dry hole—
MARLATT 1 05-013-05080Plugged Dry holeOLD OPERATORS - STATUS UNKNOWN
MARTIN 1 05-013-05003Plugged Dry hole—
MARUYAMA 1 05-013-06099Plugged GasTOP OPERATING COMPANY
MARY 1-17 05-013-06203Plugged Dry holeMEYER OIL COMPANY
MARY 2 05-013-06226Plugged Dry holeUNIVERSAL OPERATING COMPANY
MARY MILLER 2-35 05-013-06273Plugged GasEXTRACTION OIL & GAS INC
MAXWELL 5 (OWP) 05-013-05014Plugged Dry holeWARREN* JA
MAXWELL 2 05-013-60015Plugged Dry holeOLD OPERATORS - STATUS UNKNOWN
MAXWELL 3 05-013-60017Plugged Dry holeWARREN* JA
MAYHOFFER-ROTOLO 25-2 05-013-06074Plugged Dry holeHS RESOURCES INC
MCCARTY MB 34-3 05-013-06431Plugged GasKERR MCGEE OIL & GAS ONSHORE LP
MCCONNELL 1 05-013-05087Plugged Dry hole—
MCDONALD 34-25 05-013-06540Plugged OilCRESTONE PEAK RESOURCES OPERATING LLC
MCGEE 1 05-013-06001Plugged Dry hole—
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 1-27 05-013-06129Plugged Dry holeHS RESOURCES INC
MEMCO MC 8-01 05-013-06361Plugged OilPDC ENERGY INC
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 1-21 05-013-06185Plugged OilMEYER OIL COMPANY
MORRIS 1-27 05-013-06169Plugged 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
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 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 21-25 05-013-06546Plugged OilCRESTONE PEAK RESOURCES OPERATING LLC
OXFORD FARMS F UNIT 1 05-013-06095Plugged GasCRESTONE PEAK RESOURCES OPERATING LLC
PAINTER 1 05-013-40006Plugged Dry holeMOORE* H.D.
PATSEY 1-22 05-013-06287Plugged OilKERR MCGEE OIL & GAS ONSHORE LP
PAVLAKIS 1 05-013-06027Plugged OilXO 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
PRECTHL 1 05-013-05078Plugged Dry holeLANDAUER* FRANK
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 12-7J 05-013-06260Plugged GasNOBLE ENERGY INC

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