← 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). 5 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
1987-07-0733250942-135-35588COWDEN RANCH "6" #2RUST OIL CORP.FLD-XFR9,000
1987-07-0633116142-135-35580UNIVERSITY -D- #17SHELL WESTERN E&P INC.DRILL6,000
1987-06-3033202842-135-35585BLUE ESTATE #13AMOCO PRODUCTION CO.-ANDREWSDRILL11,060
1987-06-2933227742-135-35586FOSTER #1TERRA RESOURCES, INC.DRILL9,400
1987-06-2233178642-135-00144CUMMINS U #3CITIES SERVICE OIL & GAS CORP.RECOMP9,045
1987-06-1633148242-135-35583TXL SOUTH UNIT #2112TEXACO PRODUCING INC.DRILL6,450
1987-06-1533158442-135-35584FOSTER AA #1AMOCO PRODUCTION COMPANYDRILL9,600
1987-06-1133046142-135-35568WITCHER, J. E. #84AMOCO PRODUCTION COMPANYDRILL9,600
1987-06-1033136342-135-35582MINS-DD #7PHILLIPS PETROLEUM COMPANYDRILL4,600
1987-06-0833126442-135-35581TXL SOUTH UNIT #2209TEXACO PRODUCING INC.DRILL6,450
1987-06-0833115542-135-00291COWDEN "L" #1FINA OIL & CHEMICAL COMPANYRECOMP6,197
1987-06-0833115342-135-03185COWDEN A #1FINA OIL & CHEMICAL COMPANYRECOMP5,696
1987-06-0833115242-135-00292COWDEN "L" #2FINA OIL & CHEMICAL COMPANYRECOMP6,294
1987-06-0533115142-135-03192COWDEN F #1FINA OIL & CHEMICAL COMPANYRECOMP8,240
1987-06-0433104742-135-35578PARKER #2CENTRAL TEXAS OIL & GASDRILL4,400
1987-06-0333107142-135-35579SPRAGUE, RUTH #1AMOCO PRODUCTION CO.-ANDREWSDRILL10,100
1987-06-0333098342-135-35575NORTH COWDEN UNIT #1308AMOCO PRODUCTION COMPANYDRILL4,955
1987-06-0333098142-135-35576NORTH COWDEN UNIT #1300AMOCO PRODUCTION COMPANYDRILL5,190
1987-06-0333097742-135-35577NORTH COWDEN UNIT #1303AMOCO PRODUCTION COMPANYDRILL5,165
1987-06-0233098542-135-35574NORTH COWDEN UNIT #1309AMOCO PRODUCTION COMPANYDRILL4,920
1987-06-0133091742-135-35573NORTH COWDEN UNIT #1291AMOCO PRODUCTION COMPANYDRILL5,125
1987-06-0133088942-135-00118CUMMINS K #5CITIES SERVICE OIL & GAS CORP.RECOMP6,255
1987-06-0133075042-135-35572NORTH COWDEN UNIT #1296AMOCO PRODUCTION COMPANYDRILL5,150
1987-06-0133074842-135-35571NORTH COWDEN UNIT #1302AMOCO PRODUCTION COMPANYDRILL5,145
1987-05-2833079342-135-06957THOMAS A #3CITIES SERVICE OIL & GAS CORP.RECOMP9,840
1987-05-2633069542-135-35570NORTH COWDEN UNIT #1295AMOCO PRODUCTION COMPANYDRILL5,080
1987-05-2232871742-135-35518SOUTH FOSTER UNIT #187AMOCO PRODUCTION COMPANYDRILL4,800
1987-05-2033047942-135-35569JOHNSON #1OLSEN ENERGY INC.DRILL4,700
1987-05-1933034542-135-35567BARROW #7BTA OIL PRODUCERSDRILL4,600
1987-05-1533016842-135-35562GIST B #520KERR-MCGEE CORPORATIONDRILL4,500
1987-05-1533016842-135-35562GIST B #520KERR-MCGEE CORPORATIONDRILL4,361
1987-05-1433018042-135-35563GIST C #523KERR-MCGEE CORPORATIONDRILL4,500
1987-05-1433018042-135-35563GIST C #523KERR-MCGEE CORPORATIONDRILL4,500
1987-05-1433018042-135-35563GIST C #523KERR-MCGEE CORPORATIONDRILL4,494
1987-05-1433016642-135-35565GIST B #522KERR-MCGEE CORPORATIONDRILL4,500
1987-05-1433008442-135-35556NORTH COWDEN UNIT #1304AMOCO PRODUCTION COMPANYDRILL5,000
1987-05-1433008142-135-35553NORTH COWDEN UNIT #1299AMOCO PRODUCTION COMPANYDRILL5,165
1987-05-1433008042-135-35552NORTH COWDEN UNIT #1293AMOCO PRODUCTION COMPANYDRILL5,150
1987-05-1433007542-135-35550NORTH COWDEN UNIT #1298AMOCO PRODUCTION COMPANYDRILL5,120
1987-05-1433007242-135-35548GARRETT, E. M. "8" #1RUST OIL CORP.DRILL9,500
1987-05-1433007242-135-35548GARRETT, E. M. "8" #1RUST OIL CORP.FLD-XFR9,500
1987-05-1333017042-135-35561GIST A #518KERR-MCGEE CORPORATIONDRILL4,500
1987-05-1333016942-135-35560GIST A #519KERR-MCGEE CORPORATIONDRILL4,500
1987-05-1333016742-135-35566GIST B #521KERR-MCGEE CORPORATIONDRILL4,500
1987-05-1333016542-135-35564GIST A #517KERR-MCGEE CORPORATIONDRILL4,500
1987-05-1333008742-135-35559NORTH COWDEN UNIT #1317AMOCO PRODUCTION COMPANYDRILL5,150
1987-05-1333008642-135-35558NORTH COWDEN UNIT #1313AMOCO PRODUCTION COMPANYDRILL5,155
1987-05-1333008542-135-35557NORTH COWDEN UNIT #1307AMOCO PRODUCTION COMPANYDRILL4,940
1987-05-1333008342-135-35555NORTH COWDEN UNIT #1292AMOCO PRODUCTION COMPANYDRILL5,165
1987-05-1333008242-135-35554NORTH COWDEN UNIT #1301AMOCO PRODUCTION COMPANYDRILL5,085
page 252 of 322
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.