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Galveston County, TX oil and gas wells

3,415 wells: 411 active, 2,497 plugged, run by 319 operators.

Figures from the Railroad Commission of Texas, updated 2026-10-17.

Top operators in Galveston

OperatorActiveWells here
SANDPOINT TEXAS LLC72298
AMOCO PRODUCTION CO.2291
HILCORP ENERGY COMPANY1875
BIG LAKE CORPORATION17113
GCOWS OPERATING LLC927
KALER ENERGY CORPORATION66
EXXON466
SUN EXPLORATION & PRODUCTION411
PLACID OIL COMPANY48
MECOM JOHN W.317
HUMBLE OIL AND REFINING CO.314
PHILLIPS PETROLEUM314
HOUSTON OIL PROD ENTERPRISES INC39
HUNT HASSIE TRUST35
COLUMBUS ENERGY227
ERIN OIL CO.223
UNION OIL CO OF CALIFORNIA27
FRANKLAND WELL SERVICE24
HOME PETROLEUM CORPORATION23
ELLIOTT OIL COMPANY22
HOUSTON OIL & MINERALS CORP.160
PAN AMERICAN PETROLEUM117
HUFFINGTON ROY M. INC.18
BLACK WATER ENVIRONMENTAL L.L.C.16
HOUSTON OIL PROD. ENTERPRISE16

Wells

Not plugged · All wells · Plugged · Orphaned

WellAPI / IDStatusTypeOperator
SOUTH GILLOCK UNIT 15R 42-167-01211Shut in Oil & gasPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 52D 42-167-01191Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 50 42-167-01218Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 40 42-167-01222Shut in Oil & gasPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 27 42-167-01207Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 51 42-167-01214Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 38 42-167-01196Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 30 42-167-01855Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 1 42-167-01158Temporarily abandoned Oil & gasPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 1D 42-167-01848Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 53 42-167-01197Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 6 42-167-01151Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 14 42-167-01190Shut in Oil & gasPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 91 42-167-30644Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 37 42-167-80773Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 1 42-167-01158Temporarily abandoned UnknownPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 8 42-167-01852Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 56 42-167-01198Shut in InjectionPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 33 42-167-01208Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 24 42-167-01192Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 25 42-167-01193Shut in Oil & gasPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 28 42-167-01850Shut in InjectionPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 16 42-167-01227Shut in InjectionPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 13 42-167-01204Shut in InjectionPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 2D 42-167-01863Shut in InjectionPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 12A 42-167-01189Shut in Oil & gasPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 7 42-167-01849Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 8 42-167-01852Shut in UnknownPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 35 42-167-01201Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 39 42-167-01219Shut in InjectionPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 58 42-167-80780Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 61 42-167-01180Shut in OilPROMISE ENERGY OPERATIONS LLC
SOUTH GILLOCK UNIT 94 42-167-30645Shut in OilPROMISE ENERGY OPERATIONS LLC
ST 236/237 UNIT 1 42-167-31441Temporarily abandoned GasGALVESTON BAY OPERATING CO LLC
STATE - KOHFELDT UNIT 18 42-167-01996Shut in OilPROMISE ENERGY OPERATIONS LLC
STATE - KOHFELDT UNIT 16 42-167-00970Shut in OilPROMISE ENERGY OPERATIONS LLC
STATE OF TEXAS 4 42-167-31417Shut in OilBLACK WATER ENVIRONMENTAL L.L.C.
STATE TRACT 118 7 42-167-31544Active OilBIG LAKE CORPORATION
STATE TRACT 321 4R 42-167-30356Active GasHOUSTON OIL & MINERALS CORP.
STATE TRACT 330 3 42-167-31500Temporarily abandoned GasTALOS QN EXPLORATION LLC
STATE TRACT 331 9 42-167-31304Shut in Oil & gasTALOS QN EXPLORATION LLC
STATE TRACT 331 9 42-167-31304Shut in GasTALOS QN EXPLORATION LLC
STATE TRACT 331 7 42-167-31359Temporarily abandoned GasTALOS QN EXPLORATION LLC
STATE TRACT 343 20 42-167-31203Shut in Oil & gasGALVESTON BAY OPERATING CO LLC
STATE TRACT 343 16 42-167-31047Shut in OilGALVESTON BAY OPERATING CO LLC
STATE TRACT 343 1 42-167-31425Temporarily abandoned GasGALVESTON BAY OPERATING CO LLC
STATE TRACT 343 18 42-167-31049Shut in OilGALVESTON BAY OPERATING CO LLC
STATE TRACT 343 14 42-167-30855Temporarily abandoned Oil & gasGALVESTON BAY OPERATING CO LLC
STATE TRACT 343 9 42-167-30339Shut in OilGALVESTON BAY OPERATING CO LLC
STATE TRACT 345 1 42-167-31418Temporarily abandoned GasGALVESTON BAY OPERATING CO LLC
STEWART 1 42-167-31541Active OilHILCORP ENERGY COMPANY
STEWART MACO 30 42-167-30018Temporarily abandoned GasJ.R. OIL AND GAS INC.
STEWART MACO 8 42-167-01164Shut in OilPROGENIES OPERATING LLC
STEWART MACO 7A 42-167-01163Shut in Oil & gasPROGENIES OPERATING LLC
STEWART MACO 10 42-167-31127Shut in Oil & gasPROGENIES OPERATING LLC
STEWART MACO 9 42-167-30344Shut in OilPROGENIES OPERATING LLC
STEWART MACO A 17 42-167-01653Shut in OilMAVERICK OIL COMPANY
STEWART MACO A #9 9 42-167-01646Active Oil & gasGCOWS OPERATING LLC
STEWART MACO #7 7 42-167-01504Shut in InjectionGCOWS OPERATING LLC
STEWART MACO -A- 300 16 42-167-01892Active UnknownGCOWS OPERATING LLC
STEWART MACO -A- 300 5 42-167-01510Active InjectionGCOWS OPERATING LLC
STEWART MACO -A- 300 2 42-167-01507Active InjectionGCOWS OPERATING LLC
STEWART MACO -A- 300 4 42-167-01509Active OilGCOWS OPERATING LLC
STEWART MACO -A- 300 14 42-167-01518Active OilGCOWS OPERATING LLC
STEWART MACO -A- 300 3 42-167-01508Shut in OilGCOWS OPERATING LLC
STEWART MACO /A/ 390 20 42-167-01656Shut in OilGCOWS OPERATING LLC
STEWART MACO /A/ 390 5 42-167-01643Active OilGCOWS OPERATING LLC
STEWART MACO /A/ 390 2 42-167-01502Shut in OilGCOWS OPERATING LLC
STEWART MACO /A/ 390 3 42-167-01503Active UnknownGCOWS OPERATING LLC
STEWART MACO /A/ 390 3 42-167-01503Active OilGCOWS OPERATING LLC
STEWART MACO A 45 42-167-31057Shut in Oil & gasCOLUMBUS ENERGY
STEWART MACO A 43 42-167-30946Temporarily abandoned Oil & gasCOLUMBUS ENERGY
STEWART MACO A 36 42-167-01568Temporarily abandoned Oil & gasCOLUMBUS ENERGY
STEWART MACO A 42 42-167-30943Shut in OilCOLUMBUS ENERGY
STEWART MACO A 2 42-167-01556Temporarily abandoned Oil & gasCOLUMBUS ENERGY
STEWART MACO A 32S 42-167-01564Temporarily abandoned GasCOLUMBUS ENERGY
STEWART MACO A 32S 42-167-01564Temporarily abandoned GasCOLUMBUS ENERGY
STEWART MACO A 44 42-167-30945Shut in Oil & gasCOLUMBUS ENERGY
STEWART MACO A 29 42-167-01561Shut in Oil & gasCOLUMBUS ENERGY
STEWART MACO A 41 42-167-30927Active Oil & gasCOLUMBUS ENERGY
STEWART MACO ET AL 22 U 42-167-01105Temporarily abandoned GasAMRWR LLC
STEWART MACO ET AL 2 42-167-30809Temporarily abandoned GasAPI OPERATING CO.
STEWART TITLE 1 42-167-31547Active OilFRIO RESOURCES LLC
SUN FEE 1 42-167-31504Active OilYORDES ENERGY LLC
SUNNY ERNST G.U. 1 2 42-167-31468Temporarily abandoned GasQUIDNET ENERGY DEPLOYMENT LLC
SUNNY ERNST GU 1 3 42-167-31506Active InjectionQUIDNET ENERGY DEPLOYMENT LLC
TACQUARD 1 42-167-31358Temporarily abandoned GasHILCORP ENERGY COMPANY
TACQUARD 1 42-167-31358Temporarily abandoned GasHILCORP ENERGY COMPANY
TACQUARD 2 42-167-31376Active GasHILCORP ENERGY COMPANY
TEXAS COMMERCE BANK 1 42-167-31239Shut in OilBLACK WATER ENVIRONMENTAL L.L.C.
THOMPSON TRUSTEE 4W 42-167-31530Active InjectionNORDSTRAND ENGINEERING INC.
TIDWELL 1 42-167-31528Active UnknownKALER ENERGY CORPORATION
TIDWELL 1 42-167-31528Active Oil & gasKALER ENERGY CORPORATION
TIDWELL 2 42-167-31534Active Oil & gasKALER ENERGY CORPORATION
TIDWELL 3 42-167-31535Active GasKALER ENERGY CORPORATION
TRUST 1 42-167-31217Active InjectionHILCORP ENERGY COMPANY
TRUST UNIT 4 42-167-31245Active OilHILCORP ENERGY COMPANY
TRUST UNIT 3 42-167-31233Shut in InjectionHILCORP ENERGY COMPANY
WEST HASTING UNIT 9409 42-167-01257Shut in OilDENBURY ONSHORE
WILLIAM RUBEL 1 42-167-31533Active GasHILCORP ENERGY COMPANY

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