← Ector County

Ector County Drilling Permits

Every permit issued by the Texas Railroad Commission in Ector County — updated daily, data through 2026-09-23.

Ector County permitting is running 18 permits a month over the trailing 90 days (55 total, versus 9 in the prior quarter). 1 was issued in the past week. DIAMONDBACK E&P LLC leads with 72 permits in the past 12 months, one of 19 operators active in the county.

Last 30 Days

9

Operators (30d)

5

Latest Permit

2026-09-23

All Time

16,110

16,110 permits
ISSUEDPERMITAPILEASEOPERATORTYPEDEPTHHZ
1990-03-2237127542-135-36213COWDEN 24 #1PHILLIPS PETROLEUM COMPANYDRILL5,900
1990-03-2037118542-135-36211JOHNSON GBSA UNIT #1710OXY USA INC.DRILL4,550
1990-03-2037118442-135-36209JOHNSON GBSA UNIT #1709OXY USA INC.DRILL4,550
1990-03-2037116742-135-36210JOHNSON GBSA UNIT #1715OXY USA INC.DRILL4,550
1990-03-2037116442-135-36212JOHNSON GBSA UNIT #1714OXY USA INC.DRILL4,550
1990-03-1536984142-135-10354HOLT, O. B. -J- #2AMOCO PRODUCTION COMPANYRECOMP5,320
1990-03-1337090442-135-36208LAZY-E #1PHILLIPS PETROLEUM COMPANYDRILL8,100
1990-03-1237067442-135-36207MOSS UNIT #2413UNION OIL COMPANY OF CALIFORNIADRILL4,690
1990-03-0237041342-135-36205KLOH, A., ET AL "G" NCT-B #9R. K. G. ENGINEERING, INC.DRILL4,200
1990-03-0237041242-135-36206KLOH, A., ET AL "G" NCT-B #10R. K. G. ENGINEERING, INC.DRILL4,200
1990-02-2837020142-135-36204MOSS UNIT #2414UNION OIL COMPANY OF CALIFORNIADRILL4,693
1990-02-2837020042-135-36203MOSS UNIT #2415UNION OIL COMPANY OF CALIFORNIADRILL4,702
1990-02-2837019942-135-36202MOSS UNIT #2417UNION OIL COMPANY OF CALIFORNIADRILL4,693
1990-02-2837019842-135-36201MOSS UNIT #2419UNION OIL COMPANY OF CALIFORNIADRILL4,696
1990-02-2837019842-135-36201MOSS UNIT #2116UNION OIL COMPANY OF CALIFORNIADRILL4,696
1990-02-2837019742-135-36200MOSS UNIT #2421UNION OIL COMPANY OF CALIFORNIADRILL4,703
1990-02-2737025042-135-35585BLUE ESTATE #13AMOCO PRODUCTION COMPANYRECOMP10,580
1990-02-2337021942-135-36199WEST 28 #1HAYLAN OIL COMPANYDRILL4,600
1990-02-2337021942-135-36199WEST -28- #1HAYLAN OIL COMPANYDRILL4,600
1990-02-2337001642-135-36197STA. NO. 1518+25 #1216AMERICAN PETROFINA PIPE LINE CO.DRILL450
1990-02-2237001742-135-36196STA. NO. 1351+34 #1215AMERICAN PETROFINA PIPE LINE CO.DRILL500
1990-02-2237001342-135-36198STA. NO. 1901+23 #1217AMERICAN PETROFINA PIPE LINE CO.DRILL450
1990-02-2036981842-135-35214WILLIAMSON EAST "28" #1MARIAH ENERGY CORP.RECOMP8,200
1990-02-1536987842-135-36195SHOEBAR RANCH A #1PHILLIPS PETROLEUM COMPANYDRILL11,500
1990-02-1536981342-135-36194CUMMINS "C" #1MARIAH ENERGY CORP.DRILL4,700
1990-02-0736956342-135-36193BLAKENEY #1GRAND ENERGY, INC.DRILL8,000
1990-02-0736944042-135-36191HOLT, O. B. "D" #3UNION OIL COMPANY OF CALIFORNIADRILL5,400
1990-02-0736944042-135-36191HOLT, O. B. "D" #3UNION OIL COMPANY OF CALIFORNIADRILL5,400
1990-02-0736943842-135-36189HOLT, O. B. "C" #14UNION OIL COMPANY OF CALIFORNIADRILL5,400
1990-02-0736943742-135-36192HOLT, O. B. "C" #13UNION OIL COMPANY OF CALIFORNIADRILL5,400
1990-02-0636943942-135-36190HOLT, O. B. "C" #15UNION OIL COMPANY OF CALIFORNIADRILL5,400
1990-01-3136891242-135-36187SOUTH COWDEN CANYON UNIT #32CONOCO INC.DRILL9,600
1990-01-2636906642-135-36188SLATOR #1THREE-B OIL COMPANY, THEDRILL4,700
1990-01-2636895142-135-36186PARKER, J. E. #18ARCH PETROLEUM INC.DRILL5,700
1990-01-1836818042-135-36181COWDEN "13" #6GSAGE ENERGY COMPANYDRILL6,000
1990-01-1536852042-135-35498MOSS -A- #1AMOCO PRODUCTION COMPANYRECOMP9,250
1990-01-0936825042-135-36185COWDEN "12" #6GSAGE ENERGY COMPANYDRILL6,000
1990-01-0936649542-135-36183ODESSA PETROCHEMICAL PLANT #022CPREXENE PRODUCTS COMPANYDRILL350
1990-01-0836649442-135-36184ODESSA PETROCHEMICAL PLANT #018CPREXENE PRODUCTS COMPANYDRILL300
1990-01-0436821442-135-36182GOLDSMITH ADOBE UNIT #2805TRISEARCH INC.DRILL6,200
1989-12-2736775642-135-36180RHODES COWDEN UNIT #690OXY USA INC.DRILL4,350
1989-12-2736775542-135-36179RHODES COWDEN UNIT #689OXY USA INC.DRILL4,350
1989-12-2736775442-135-36178RHODES COWDEN UNIT #315OXY USA INC.DRILL4,350
1989-12-1836759442-135-36176SHOE BAR RANCH "F" #1MARALO, INC.DRILL11,010
1989-12-1836738742-135-02724EMBAR #33PHILLIPS PETROLEUM COMPANYRECOMP6,260
1989-12-1536768842-135-36177HOLT, O. B. "E" #16AMOCO PRODUCTION COMPANYDRILL5,700
1989-12-1536738642-135-07261NORTH PENWELL UNIT #65PHILLIPS PETROLEUM COMPANYDRILL3,900
1989-12-1436750142-135-36175COLE #1832PHOENIX HYDROCARBONS, INC.DRILL5,850
1989-12-1436748142-135-36174COWDEN RANCH "6" #8RUST OIL CORP.DRILL9,000
1989-12-1436748142-135-36174COWDEN RANCH "6" #8RUST OIL CORP.DRILL9,000
page 236 of 323
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Ector County.