Caldwell County Drilling Permits

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

Caldwell County permitting is running 0.7 permits a month over the trailing 90 days (2 total, versus 3 in the prior quarter). HAMILTON, CLAY leads with 3 permits in the past 12 months, one of 5 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-07-07

All Time

4,492

4,492 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2010-04-23	694621	42-055-34920	DAVIS B - WILSON #2H	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2010-04-21	694641	42-055-33604	HALE #4	F-B OIL, LP	RENTR	1,950
2010-03-10	692456	42-055-34919	DAVIS B - WILSON #1SW	NORTH SOUTH OIL, LLC	DRILL	3,600
2010-03-09	692452	42-055-34918	DAVIS B - WILSON #1H	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2010-03-05	691895	42-055-33796	COPELAND #5A	HH&S OIL, LLC	RENTR	2,600
2010-02-19	691424	42-055-34917	TILLER BRISCOE "D" #7H	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2010-02-16	691244	42-055-34916	CARTER UNIT #5H	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2010-01-22	690010	42-055-34915	MARY B. JOHNSON #1BH	NORTH SOUTH OIL, LLC	DRILL	3,500	Y
2010-01-22	689989	42-055-34914	D.G. TILLER #1H	BUSH, MARK A. OIL AND GAS INC.	DRILL	3,500	Y
2010-01-13	689633	42-055-34881	SMITH B UNIT #1SD	NORTH SOUTH OIL, LLC	RECOMP	3,600
2009-11-23	687470	42-055-33004	HEMME METCALFE #1	MCMINN OPERATING COMPANY, INC.	RENTR	1,730
2009-11-06	687035	42-055-34913	SMITH B UNIT #1H	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2009-10-07	685762	42-055-33789	COPELAND #4A	HH&S OIL, LLC	RENTR	2,445
2009-10-07	685762	42-055-33789	COPELAND #4A	HH&S OIL, LLC	RENTR	2,445
2009-09-17	685020	42-055-34912	HEMPHILL, CLAYTON ET AL #1	MULTIPAY ENERGY, INC.	DRILL	2,100
2009-08-21	684331	42-055-34911	CARTER, R. W. "A" #3	NORTH SOUTH OIL, LLC	DRILL	3,600
2009-08-14	684044	42-055-34910	CARTER, R. W. #6BH	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2009-08-04	683642	42-055-34909	CARTER, R. W. #5BH	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2009-06-17	664205	42-055-34893	TILLER-BRISCOE "D" #4	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2009-06-11	681964	42-055-33786	COPELAND #7A	HAZELETT OIL, INC.	RENTR	2,387
2009-06-11	681964	42-055-33786	COPELAND #7A	HAZELETT OIL, INC.	RENTR	2,387
2009-05-21	681430	42-055-34908	SMITH HEIRS #17H	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2009-05-21	681420	42-055-34906	SMITH HEIRS #16H	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2009-05-11	681058	42-055-34905	TILLER-BRISCOE "D" #6	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2009-05-11	681010	42-055-32649	UE MERCER UNIT #2	MCMINN OPERATING COMPANY, INC.	RENTR	1,887
2009-04-30	680674	42-055-32791	UE MERCER UNIT #4	MCMINN OPERATING COMPANY, INC.	RENTR	1,910
2009-04-28	680680	42-055-01005	MARLIN MOORE #2	SPILLER, J. A. COMPANY	RECOMP	2,500
2009-04-28	680672	42-055-01039	MARLIN MOORE #5	SPILLER, J. A. COMPANY	RENTR	2,500
2009-04-27	680627	42-055-34904	CARTER UNIT #4	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2009-04-14	680390	42-055-34903	CARTER UNIT #3	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2009-03-26	679784	42-055-34902	CARTER UNIT #1	NORTH SOUTH OIL, LLC	DRILL	3,700
2009-03-09	679229	42-055-34901	CARTER UNIT #2	NORTH SOUTH OIL, LLC	DRILL	2,850	Y
2008-11-05	674158	42-055-34900	MAGGIE MOORE #1A	SIGNAL OIL AND GAS COMPANY	DRILL	2,500
2008-11-04	672021	42-055-34845	SMITH HEIRS #4H	CAVALIER OIL & GAS, INC.	RECOMP	3,000	Y
2008-11-04	672017	42-055-34843	SMITH HEIRS #2H	CAVALIER OIL & GAS, INC.	RECOMP	3,600	Y
2008-10-30	671325	42-055-34829	W H TABOR 9-H #9ST	TEXAS PETROLEUM INVESTMENT CO.	RECOMP	2,150	Y
2008-10-14	672664	42-055-34885	CARTER, R. W. #4BH	CAVALIER OIL & GAS, INC.	RECOMP	3,000	Y
2008-10-04	671739	42-055-34899	MAGGIE MOORE #1R	SIGNAL OIL AND GAS COMPANY	DRILL	2,500
2008-09-16	669735	42-055-34897	CASH UNIT #2	R & S OIL PRODUCTION CO.	DRILL	1,700
2008-09-09	666953	42-055-34895	BROWN UNIT #1G	GOG FIELDS, INC.	DRILL	3,000
2008-09-06	664197	42-055-34891	TILLER-BRISCOE "D" #2	NORTH SOUTH OIL, LLC	DRILL	3,000
2008-08-27	668513	42-055-04981	JOHNS, HAM, FEE #3	PTO OIL & GAS, LLC	RENTR	2,900
2008-08-22	668323	42-055-04980	JOHNS, HAM, FEE #2	PTO OIL & GAS, LLC	RENTR	2,900
2008-08-22	668322	42-055-04979	JOHNS, HAM, FEE #1	PTO OIL & GAS, LLC	RENTR	2,900
2008-07-14	664030	42-055-04127	SMITH HEIRS #15	CAVALIER OIL & GAS, INC.	RECOMP	3,000
2008-07-02	664199	42-055-34892	TILLER-BRISCOE "D" #3	CAVALIER OIL & GAS, INC.	DRILL	3,000
2008-07-02	664199	42-055-34892	TILLER-BRISCOE "D" #3	CAVALIER OIL & GAS, INC.	DRILL	3,000	Y
2008-07-02	664199	42-055-34892	TILLER-BRISCOE "D" #3	NORTH SOUTH OIL, LLC	DRILL	3,000	Y
2008-06-27	664207	42-055-34894	TILLER-BRISCOE "D" #5	CAVALIER OIL & GAS, INC.	DRILL	3,000
2008-06-27	664207	42-055-34894	TILLER-BRISCOE "D" #5	CAVALIER OIL & GAS, INC.	DRILL	3,000	Y

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Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Caldwell County.