Harrison County Drilling Permits

Every permit issued by the Texas Railroad Commission in Harrison County — updated daily, data through 2026-09-04.

Harrison County permitting is running 6.0 permits a month over the trailing 90 days (18 total, down 64% on the prior quarter). TGNR EAST TEXAS II LLC leads with 33 permits in the past 12 months, one of 16 operators active in the county.

Last 30 Days

Operators (30d)

Latest Permit

2026-09-04

All Time

7,571

7,571 permits

ISSUED	PERMIT	API	LEASE	OPERATOR	TYPE	DEPTH	HZ
2024-03-01	897720	42-203-35659	MATTERHORN A UNIT #2H	TRINITY OPERATING (USG), LLC	DRILL	12,000	Y
2024-03-01	897717	42-203-35658	MATTERHORN A UNIT #1H	TRINITY OPERATING (USG), LLC	DRILL	12,000	Y
2024-02-23	897390	42-203-35657	VERHALEN ALLOC C #3H	COMSTOCK OIL & GAS, LLC	DRILL	13,000	Y
2024-02-23	897389	42-203-35656	VERHALEN ALLOC B #2H	COMSTOCK OIL & GAS, LLC	DRILL	13,000	Y
2024-02-23	897388	42-203-35655	ROSEHAVEN VERHALEN A #1H	COMSTOCK OIL & GAS, LLC	DRILL	13,000	Y
2024-02-15	897254	42-203-35650	MATTERHORN B #1H	TRINITY OPERATING (USG), LLC	DRILL	12,000	Y
2024-02-13	897255	42-203-35651	MATTERHORN B #2H	TRINITY OPERATING (USG), LLC	DRILL	12,000	Y
2024-02-13	897255	42-203-35651	MATTERHORN B #2H	TRINITY OPERATING (USG), LLC	DRILL	12,000	Y
2024-02-02	896827	42-203-32853	CRAWFORD, A. #1	BUFFCO PRODUCTION INC.	RECOMP	10,995
2024-01-24	896740	42-203-35649	WHELAN OU 1 #1HU	TANOS EXPLORATION IV, LLC	DRILL	7,250	Y
2024-01-24	896740	42-203-35649	WHELAN OU 1 #1HU	TANOS EXPLORATION IV, LLC	DRILL	7,238	Y
2024-01-23	896553	42-203-35648	FIELDS-ISAACS HV UNIT G #7H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2024-01-19	896552	42-203-35647	FIELDS-ISAACS HV UNIT F #6H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2024-01-19	896536	42-203-35646	FIELDS-ISAACS HV UNIT E #5H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2024-01-12	896380	42-203-35643	T.P. SMITH HV UNIT E #5H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2024-01-11	896382	42-203-35645	T.P. SMITH HV UNIT G #7H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2024-01-11	896381	42-203-35644	T.P. SMITH HV UNIT F #6H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2024-01-09	896292	42-203-35642	FIELDS-ISAACS HV UNIT D #4H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2024-01-09	896292	42-203-35642	FIELDS-ISAACS HV UNIT D #4H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2024-01-09	896290	42-203-35641	FIELDS-ISAACS HV UNIT C #3H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-27	895994	42-203-35640	T-C-EB (AW) #1H	RFE OPERATING, LLC	DRILL	9,680	Y
2023-12-27	895994	42-203-35640	T-C-EB (AW) #1H	RFE OPERATING, LLC	DRILL	9,680	Y
2023-12-27	895994	42-203-35640	T-C-EB (AW) #1H	RFE OPERATING, LLC	DRILL	9,680	Y
2023-12-27	895994	42-203-35640	T-C-EB (AW) #1H	RFE OPERATING, LLC	DRILL	9,680	Y
2023-12-18	895521	42-203-35633	HARTLEY DEEP HV GAS UNIT #4H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-18	895521	42-203-35633	HARTLEY HV UNIT D #4H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-18	895521	42-203-35633	HARTLEY DEEP HV GAS UNIT #4H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000
2023-12-18	895520	42-203-35634	HARTLEY DEEP HV GAS UNIT #3H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-18	895520	42-203-35634	HARTLEY HV UNIT C #3H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-18	895520	42-203-35634	HARTLEY HV UNIT C #3H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-18	895520	42-203-35634	HARTLEY HV UNIT C #3H	TGNR EAST TEXAS II LLC	DRILL	13,000	Y
2023-12-13	895641	42-203-35639	CADENHEAD GBH B #2H	COMSTOCK OIL & GAS, LLC	DRILL	20,000	Y
2023-12-13	895522	42-203-35635	HARTLEY HV UNIT E #5H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-13	895522	42-203-35635	HARTLEY HV UNIT E #5H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-11	894593	42-203-35628	BRYANT BH #1H	COMSTOCK OIL & GAS, LLC	DRILL	15,000	Y
2023-12-07	895637	42-203-35638	CADENHEAD GBH A #1H	COMSTOCK OIL & GAS, LLC	DRILL	20,000	Y
2023-12-06	895524	42-203-35636	HARTLEY HV UNIT G #7H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-06	895524	42-203-35636	HARTLEY HV UNIT G #7H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-05	895523	42-203-35637	HARTLEY HV UNIT F #6H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-05	895523	42-203-35637	HARTLEY HV UNIT F #6H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-04	895519	42-203-35632	HARTLEY HV UNIT B #2H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-04	895519	42-203-35632	HARTLEY HV UNIT B #2H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-04	895519	42-203-35632	HARTLEY HV UNIT B #2H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-04	895519	42-203-35632	HARTLEY HV UNIT B #2H	TGNR EAST TEXAS II LLC	DRILL	13,000	Y
2023-12-04	895518	42-203-35631	HARTLEY HV UNIT A #1H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-12-04	895518	42-203-35631	HARTLEY HV UNIT A #1H	ROCKCLIFF ENERGY OPERATING LLC	DRILL	13,000	Y
2023-11-15	895191	42-203-33744	FURRH #4A	TOPCAT OILFIELD TRANSPORT, LLC	RECOMP	6,720
2023-11-15	895029	42-203-35630	PONY EXPRESS GU B ALLOC #2H	SILVER HILL ENERGY OPERATING LLC	DRILL	11,300	Y
2023-11-15	895029	42-203-35630	PONY EXPRESS GU B ALLOC #2H	SILVER HILL ENERGY OPERATING LLC	DRILL	11,300	Y
2023-11-15	895025	42-203-35629	PONY EXPRESS GU A ALLOC #1H	SILVER HILL ENERGY OPERATING LLC	DRILL	11,300	Y

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