← Frio County

Frio County Drilling Permits

Every permit issued by the Texas Railroad Commission in Frio County — updated daily, data through 2026-07-27.

Frio County permitting is running 7.3 permits a month over the trailing 90 days (22 total, level with the prior quarter). 1 was issued in the past week. FORMENTERA OPERATIONS LLC leads with 34 permits in the past 12 months, one of 7 operators active in the county.

Last 30 Days

5

Operators (30d)

2

Latest Permit

2026-07-27

All Time

4,288

4,288 permits
ISSUEDPERMITAPILEASEOPERATORTYPEDEPTHHZ
1981-12-0414296842-163-32086HARRIS, JULIA #4FAIR OIL COMPANYDRILL7,400
1981-12-0414296842-163-32086HARRIS, JULIA #4SNOW OPERATING CO., INC.DRILL7,400
1981-12-0314531842-163-32106ORNDOFF-BARNES #1ZENITH EXPLORATION CO., INC.DRILL7,350
1981-12-0314287442-163-32085PARKER, JOSEPH B. #01SEAROC OIL COMPANY, INC.DRILL7,400
1981-12-0314250342-163-32082STACY #1NELSON & TUCKER OPERATING CO.DRILL7,000
1981-12-0314249242-163-30904HALFF & OPPENHEIMER #1-16LAWBAR PETROLEUM, INC.RECOMP4,445
1981-12-0214250042-163-32081SWEENEY, CAMILLE #1EVERGREEN OIL CORPORATIONDRILL5,640
1981-12-0114412742-163-32068KEIFER, J.D. #1TEXAS OIL DEVELOPMENT CORP.DRILL6,500
1981-12-0114217542-163-32080HALFF RANCH #1EVERGREEN OIL CORPORATIONDRILL5,320
1981-11-2514260442-163-32083HILDEBRAND, IRA #3ENERGY RESOURCES OIL & GAS CORP.DRILL6,900
1981-11-1914395342-163-32078GOOD "A"-HERRING #1GLENCO O&G CO/ZENITH EXP CO INC.DRILL7,500
1981-11-1714128842-163-32077WIER, JACK #1KIOWA ENERGY INC.DRILL5,700
1981-11-1614258342-163-32040ORNDOFF, JAMES #07307 #2ZENITH EXPLORATION CO., INC.DRILL7,500
1981-11-1314068342-163-32076HILDEBRAND, IRA #4ENERGY RESOURCES OIL & GAS CORP.DRILL6,900
1981-11-1314067142-163-32075ALLERKAMP, ERNEST E. #1MAJOR EXPLORATION, INCDRILL6,000
1981-11-1214261242-163-32084HALM, BONNYE H. #1ABRANHAM-BOGGESSDRILL7,200
1981-11-1214027842-163-32074KELLER, ROSA #1TEXAS OIL DEVELOPMENT CORP.DRILL6,500
1981-11-0914005342-163-32072OUTLAW #1O'DELL OIL CO.DRILL7,000
1981-11-0914005242-163-32071NIXON & DILLARD #3FAIR ENERGYDRILL7,500
1981-11-0413955942-163-32070MELMS ESTATE #2MAJOR EXPLORATION, INCDRILL5,700
1981-10-2814010142-163-32073WRIGHT, MAY S. #1ZENITH EXPLORATION CO., INC.DRILL7,500
1981-10-2213771242-163-32066KNAPPICK, FRED #1ARROW PETROLEUM COMPANYDRILL7,200
1981-10-1913717142-163-32065SHINER A #2GIEBEL, AARON F.DRILL8,000
1981-10-1913702442-163-32061EXXON-MARRS MCLEAN FEE "A" #3EXXON CORP.DRILL6,900
1981-10-1913702342-163-32060EXXON-MARRS MCLEAN FEE "C" #2EXXON CORP.DRILL6,900
1981-10-1613678642-163-32059ELIZONDO, G. #1MAJOR EXPLORATION, INCDRILL6,629
1981-10-1513711942-163-32063HARPER "B" #1ZENITH EXPLORATION CO., INC.DRILL7,500
1981-10-1513666842-163-32110TALLEY-UNSELL #1CROWN PRODUCTION CO., INC.DRILL6,500
1981-10-1513666642-163-32055HOYLE #1CROWN PRODUCTION CO., INC.DRILL7,500
1981-10-1513666542-163-32054HARRIS, J.W. "J" #1CROWN PRODUCTION CO., INC.DRILL6,500
1981-10-0913716842-163-32064HILDEBRAND #2ENERGY RESOURCES OIL & GAS CORP.DRILL7,000
1981-10-0713571242-163-32052NOWLIN, T. P. #11SOUTHERN ENERGY & EXPLORATION CODRILL5,700
1981-10-0513670342-163-32058GOOD"A" #1ZENITH EXPLORATION CO., INC.DRILL7,500
1981-10-0513670142-163-32057GOOD #1ZENITH EXPLORATION CO., INC.DRILL7,500
1981-10-0513539042-163-32051IRBY, EVELYN BRISCOE #3HUGHEY, W. R., OPERATING CO.DRILL7,600
1981-10-0113511142-163-32050MASSEY, CARLTON #13TIPPERARY OIL & GAS CORPORATIONDRILL6,500
1981-10-0113510942-163-32049HARRIS "G" #1TIPPERARY OIL & GAS CORPORATIONDRILL6,500
1981-09-2513454242-163-32048HARPER "A" #1ZENITH EXPLORATION CO., INC.DRILL7,500
1981-09-2413454142-163-32047HARLAN, R. K. #1EXXON CORP.DRILL7,900
1981-09-2413440642-163-32046SHINER "B" #1GIEBEL, AARON F.DRILL8,000
1981-09-2313412142-163-32045HARLAN, R.K. #2EXXON CORP.DRILL7,900
1981-09-1413315242-163-32044MACE #5TIPPERARY OIL & GAS CORPORATIONDRILL7,100
1981-09-1413312142-163-32042AVANT, ROSS JAMES #D-2HUGHEY, W. R., OPERATING CO.DRILL7,500
1981-09-1113287542-163-32041HERMANN, RONALD J. #1EXXON CORP.DRILL8,395
1981-09-1013312242-163-32043WOODS, WARREN #6MCILHENNY-POWELL OPERATING CO.DRILL6,500
1981-09-0813287642-163-32039CARROLL, CHARLES LYNN #3ROBIN-WOOD PETR. INC.DRILL7,600
1981-09-0413230342-163-32038RAMOS, J. #1ECHO PRODUCTION, INC.DRILL6,000
1981-09-0113238142-163-32037HENDERSON LTM ENTERP. #4CLEMCODRILL7,600
1981-08-2813151842-163-32056HARPER, MARY #1ZENITH EXPLORATION CO., INC.DRILL7,500
1981-08-2614532542-163-32062HILDEBRAND, IRA #1ENERGY RESOURCES OIL & GAS CORP.DRILL7,200
page 72 of 86
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Frio County.