← Ector County

Ector County Drilling Permits

Every permit issued by the Texas Railroad Commission in Ector County — updated daily, data through 2026-08-04.

Ector County permitting is running 8.7 permits a month over the trailing 90 days (26 total, down 45% on the prior quarter). 7 were issued in the past week. DIAMONDBACK E&P LLC leads with 87 permits in the past 12 months, one of 19 operators active in the county.

Last 30 Days

17

Operators (30d)

4

Latest Permit

2026-08-04

All Time

16,074

16,074 permits
ISSUEDPERMITAPILEASEOPERATORTYPEDEPTHHZ
1991-12-1939513742-135-36578TXL SOUTH UNIT #903TEXACO E & P INC.DRILL6,525
1991-12-1939513642-135-36579TXL SOUTH UNIT #804TEXACO E & P INC.DRILL6,550
1991-12-1939513542-135-36580TXL SOUTH UNIT #803TEXACO E & P INC.DRILL6,550
1991-12-1939513442-135-36581TXL SOUTH UNIT #503TEXACO E & P INC.DRILL6,525
1991-12-1939513342-135-36582TXL SOUTH UNIT #502TEXACO E & P INC.DRILL6,550
1991-12-1939513242-135-36583TXL SOUTH UNIT #303TEXACO E & P INC.DRILL6,575
1991-12-1939493342-135-36571GOLDSMITH LANDRETH (DEEP) UNIT #306AMOCO PRODUCTION COMPANYDRILL6,600
1991-12-1839475942-135-07969DORA ROBERTS RANCH DEV UNIT #S 1OXY USA INC.DRILL12,200
1991-12-1739498542-135-36576TOAD "A" #13WUNION OIL COMPANY OF CALIFORNIADRILL5,350
1991-12-1739493442-135-30027GOLDSMITH LANDRETH (DEEP) UNIT #309AMOCO PRODUCTION COMPANYRECOMP6,550
1991-12-1639514542-135-36577HOLT, O. B. "C" #22WUNION OIL COMPANY OF CALIFORNIADRILL5,350
1991-12-1139491542-135-36570EMMONS UNIT #213FINA OIL & CHEMICAL COMPANYDRILL4,900
1991-12-1039489042-135-36569COCHRAN, W. C. #12UNION OIL COMPANY OF CALIFORNIADRILL5,350
1991-12-0639462042-135-36563EMMONS UNIT #139FINA OIL & CHEMICAL COMPANYDRILL4,900
1991-12-0639461942-135-36562EMMONS UNIT #134FINA OIL & CHEMICAL COMPANYDRILL4,900
1991-12-0639461842-135-36564EMMONS UNIT #146WFINA OIL & CHEMICAL COMPANYDRILL4,900
1991-12-0539397742-135-36556TXL "AT" #2MARIAH ENERGY CORP.DRILL9,000
1991-12-0439398042-135-36551SMITH #4PENWELL ENERGY, INC.DRILL6,000
1991-12-0339452342-135-36561EMMONS UNIT #135FINA OIL & CHEMICAL COMPANYDRILL4,900
1991-12-0339452042-135-36560WIGHT UNIT #154CONOCO INC.DRILL4,700
1991-12-0339451942-135-36559WIGHT UNIT #152CONOCO INC.DRILL4,700
1991-12-0239439842-135-36557TOAD "A" #12UNION OIL COMPANY OF CALIFORNIADRILL5,350
1991-12-0239439742-135-36558TOAD "A" #11UNION OIL COMPANY OF CALIFORNIADRILL5,350
1991-11-2539356742-135-05784TXL "B" #9CROSS TIMBERS OPERATING COMPANYRECOMP7,540
1991-11-2139425642-135-36555EMMONS UNIT #136FINA OIL & CHEMICAL COMPANYDRILL4,900
1991-11-2139413242-135-36552TOAD "A" #10UNION OIL COMPANY OF CALIFORNIADRILL5,350
1991-11-2139413142-135-36553FORTUNE 500 #2PHILLIPS PETROLEUM COMPANYDRILL12,800
1991-11-2039423642-135-36554PARKER, J..E. #19PLAINS PETROLEUM OPERATING CO.DRILL4,415
1991-11-1439403042-135-36550TOAD "A" #9UNION OIL COMPANY OF CALIFORNIADRILL5,350
1991-11-1439387442-135-36549SLATOR #8THREE-B OIL COMPANY, THEDRILL4,600
1991-11-0739178242-135-06731HEADLEE DEVONIAN UNIT #2904GETTY OIL CO.RECOMP13,345
1991-10-3139338342-135-36390COLE #1822PHOENIX HYDROCARBONS OPERATINGOTHER5,845
1991-10-2839321842-135-36548NORTH PENWELL UNIT #183PHILLIPS PETROLEUM COMPANYDRILL4,900
1991-10-2839321742-135-36547NORTH PENWELL UNIT #184PHILLIPS PETROLEUM COMPANYDRILL4,900
1991-10-2839321642-135-36546NORTH PENWELL UNIT #192PHILLIPS PETROLEUM COMPANYDRILL4,900
1991-10-2839321542-135-36545NORTH PENWELL UNIT #198PHILLIPS PETROLEUM COMPANYDRILL4,900
1991-10-2839321442-135-36544NORTH PENWELL UNIT #199PHILLIPS PETROLEUM COMPANYDRILL4,900
1991-10-2839321342-135-36543NORTH PENWELL UNIT #214PHILLIPS PETROLEUM COMPANYDRILL4,900
1991-10-2839321242-135-36542NORTH PENWELL UNIT #220PHILLIPS PETROLEUM COMPANYDRILL4,900
1991-10-2339184242-135-36523EMBAR #62PHILLIPS PETROLEUM COMPANYDRILL4,500
1991-10-2239255942-135-35120COWDEN "F" #1AANDECTOR EXPLORATION COMPANYRECOMP8,115
1991-10-2139286442-135-05673TXL "A" #2JONES, CHARLES E., JR.RENTR9,574
1991-10-2139284642-135-36541SOUTH COWDEN UNIT #819PHILLIPS PETROLEUM COMPANYDRILL5,300
1991-10-1839284042-135-36540KAYSER, EVA B. #9OSCEOLA OIL & GAS CORPORATIONDRILL4,500
1991-10-1639224842-135-05235YARBROUGH & ALLEN #27EXXON CORP.RECOMP10,350
1991-10-1139184242-135-36523EMBAR #62PHILLIPS PETROLEUM COMPANYDRILL4,500
1991-10-0939263942-135-36531TXL NORTH UNIT #667WRSHELL WESTERN E&P INC.DRILL6,500
1991-10-0939260042-135-36538NORTH PENWELL UNIT #187PHILLIPS PETROLEUM COMPANYDRILL4,850
1991-10-0939259942-135-36537NORTH PENWELL UNIT #188PHILLIPS PETROLEUM COMPANYDRILL4,850
1991-10-0939259742-135-36536NORTH PENWELL UNIT #189PHILLIPS PETROLEUM COMPANYDRILL4,850
page 225 of 322
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.