← Frio County

Frio County Drilling Permits

Every permit issued by the Texas Railroad Commission in Frio County — updated daily, data through 2026-09-10.

Frio County permitting is running 7.7 permits a month over the trailing 90 days (23 total, up 28% on the prior quarter). 1 was issued in the past week. FORMENTERA OPERATIONS LLC leads with 46 permits in the past 12 months, one of 7 operators active in the county.

Last 30 Days

8

Operators (30d)

2

Latest Permit

2026-09-11

All Time

4,301

4,301 permits
ISSUEDPERMITAPILEASEOPERATORTYPEDEPTHHZ
2007-05-0963813942-163-33352BURNS, JANE #40AMAVERICK ENERGY GROUP, INC.DRILL3,999
2007-05-0963806742-163-32777BURNS, JANE #3EMAVERICK ENERGY GROUP, INC.RECOMP3,827
2007-04-1763693442-163-30189MEDINA SWD #1ALAMO OPERATING COMPANY, L. C.RECOMP5,775
2007-04-0663602442-163-33350BURNS, JANE #41DMAVERICK ENERGY GROUP, INC.DRILL3,999
2007-04-0663602242-163-33349BURNS, JANE #41CMAVERICK ENERGY GROUP, INC.DRILL3,999
2007-04-0663602142-163-33348BURNS, JANE #41BMAVERICK ENERGY GROUP, INC.DRILL3,999
2007-04-0663602042-163-33351BURNS, JANE #41AMAVERICK ENERGY GROUP, INC.DRILL3,999
2007-04-0663594142-163-33347BURNS, JANE #38AMAVERICK ENERGY GROUP, INC.DRILL3,999
2007-03-0663425942-163-33345R.K. HARLAN #10VIRTEX PETROLEUM COMPANY, INC.DRILL7,300
2007-03-0663425742-163-33346R.K. HARLAN #11VIRTEX PETROLEUM COMPANY, INC.DRILL7,300
2007-02-1463328242-163-33344BURNS, JANE #38CMAVERICK ENERGY GROUP, INC.DRILL3,999
2007-02-1463327842-163-33343BURNS, JANE #38BMAVERICK ENERGY GROUP, INC.DRILL3,999
2007-02-1063253442-163-31638PANTHER HOLLOW #13DMCDAY ENERGY CORP.RENTR5,800
2007-01-1863093742-163-33099GARCIA #1BLACKBRUSH O & G, INC.RECOMP7,227
2007-01-1763180642-163-32991DILLEY UNIT "C" #1RCLJ CONSTRUCTION, INC.RENTR6,500
2007-01-0863132942-163-33342BURNS, JANE #50AMAVERICK ENERGY GROUP, INC.DRILL3,999
2006-12-1363015342-163-30880KIEFER, A.H. #4V/J OIL COMPANYRENTR6,525
2006-12-1363015042-163-30421KIEFER, A.H. #1V/J OIL COMPANYRENTR6,596
2006-11-2062865142-163-32826KAIN #2FIRST ROCK, INC.RENTR6,650Y
2006-11-2062864542-163-32927KAIN #3FIRST ROCK, INC.RENTR6,600Y
2006-10-2062735642-163-32397HITZFELDER #15PROPERTY DEVELOPMENT GROUP, INC.RENTR3,329
2006-10-1162729442-163-33341BURNS, JANE #35 AMAVERICK ENERGY GROUP, INC.DRILL3,999
2006-09-2962643142-163-33340HITZFELDER #14PROPERTY DEVELOPMENT GROUP, INC.DRILL4,200
2006-09-2762657042-163-33339JANE BURNS #51 AMAVERICK ENERGY GROUP, INC.DRILL3,999
2006-08-2162426042-163-33338BROWNE, M. #5CATARINA PETROLEUM L. C.DRILL3,250
2006-08-2162426042-163-33338BROWNE, M. #5CATARINA PETROLEUM L. C.DRILL3,291
2006-08-1062379842-163-31679FAIRWAY #1FAIR OIL, LTD.RENTR7,150
2006-08-1062379242-163-31772FAIRWAY #2FAIR OIL, LTD.RENTR7,150
2006-08-0862379442-163-31873FAIRWAY #3FAIR OIL, LTD.RENTR7,150
2006-07-2662285242-163-32699KAIN #1FIRST ROCK, INC.RENTR6,650Y
2006-07-2662285242-163-32699KAIN #1FIRST ROCK, INC.RENTR6,650Y
2006-06-1462089342-163-33337CALVERT, J.H. #2VIRTEX PETROLEUM COMPANY, INC.DRILL6,900
2006-06-0162027242-163-33336HARLAN, R.K. #8VIRTEX PETROLEUM COMPANY, INC.DRILL7,300
2006-05-2361953242-163-32484SHINER HEIRS "C" #8BLACKBRUSH O & G, INC.RECOMP8,100
2006-05-2261958642-163-33335HARLAN, R.K. #9VIRTEX PETROLEUM COMPANY, INC.DRILL6,800
2006-05-1861945942-163-32442SHINER HEIRS "C" #5BLACKBRUSH O & G, INC.RECOMP8,100
2006-05-1661928942-163-32447SHINER HEIRS "D" #6BLACKBRUSH O & G, INC.RECOMP8,100
2006-05-0461809642-163-33145SHINER RANCH -B- #4BLACKBRUSH O & G, INC.RECOMP7,700Y
2006-05-0161842342-163-33334CARNES #2VIRTEX PETROLEUM COMPANY, INC.DRILL6,900
2006-04-2461769242-163-31887RIGGS "E" #2U.S.A. PLUGGING COMPANYRENTR5,760
2006-04-1761737242-163-31822GARCIA, ASTRO #1BLACKBRUSH O & G, INC.RECOMP7,550
2006-04-1061725642-163-31511SHINER RANCH "A" #201BLACKBRUSH O & G, INC.RENTR8,000
2006-04-0761722642-163-33332PECHAL-SIRNY #1VIRTEX PETROLEUM COMPANY, INC.DRILL6,800
2006-04-0761703742-163-33099GARCIA #1BLACKBRUSH O & G, INC.RECOMP7,550
2006-04-0761703742-163-33099GARCIA #1BLACKBRUSH O & G, INC.RECOMP7,650
2006-04-0661686242-163-33308HARLAN, R. K. #6VIRTEX PETROLEUM COMPANY, INC.FLD-XFR6,664
2006-04-0661685942-163-33306HARLAN, R. K. #5VIRTEX PETROLEUM COMPANY, INC.FLD-XFR7,010
2006-04-0561702042-163-32524SHINER RANCH -C- #206BLACKBRUSH O & G, INC.RECOMP7,900
2006-04-0561699642-163-33153PANTHER HOLLOW #47MCDAY ENERGY CORP.RENTR5,960Y
2006-03-3061652542-163-32849STOUT #3PREMIER MINERALS, INCRECOMP7,200Y
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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Frio County.