Glasscock County Drilling Permits
Every permit issued by the Texas Railroad Commission in Glasscock County — updated daily, data through 2026-07-09.
Glasscock County permitting is running 27 permits a month over the trailing 90 days (81 total, up 35% on the prior quarter). PIONEER NATURAL RES. USA, INC. leads with 75 permits in the past 12 months, one of 16 operators active in the county.
Last 30 Days
27
Operators (30d)
3
Latest Permit
2026-07-27
All Time
11,522
11,522 permits
| ISSUED | PERMIT | API | LEASE | OPERATOR | TYPE | DEPTH | HZ |
|---|---|---|---|---|---|---|---|
| 2017-10-26 | 832248 | 42-173-37751 | ZANT #3809BH | XTO ENERGY INC. | DRILL | 8,775 | Y |
| 2017-10-26 | 832248 | 42-173-37751 | ZANT 3829 #3809BH | XTO ENERGY INC. | DRILL | 8,775 | Y |
| 2017-10-26 | 832243 | 42-173-37750 | ZANT #3819AH | XTO ENERGY INC. | DRILL | 8,525 | Y |
| 2017-10-26 | 832243 | 42-173-37750 | ZANT 3829 #3819AH | XTO ENERGY INC. | DRILL | 8,525 | Y |
| 2017-10-26 | 832243 | 42-173-37750 | ZANT 3829 #3819AH | XTO ENERGY INC. | DRILL | 8,525 | Y |
| 2017-10-26 | 832239 | 42-173-37748 | ZANT #3829SH | XTO ENERGY INC. | DRILL | 7,975 | Y |
| 2017-10-26 | 832239 | 42-173-37748 | ZANT 3829 #3829SH | XTO ENERGY INC. | DRILL | 7,975 | Y |
| 2017-10-26 | 832222 | 42-173-37746 | ZANT #3808BH | XTO ENERGY INC. | DRILL | 8,850 | Y |
| 2017-10-26 | 832222 | 42-173-37746 | ZANT #3808BH | XTO ENERGY INC. | DRILL | 10,450 | Y |
| 2017-10-26 | 832222 | 42-173-37746 | ZANT #3808BH | XTO ENERGY INC. | DRILL | 10,450 | Y |
| 2017-10-26 | 832215 | 42-173-37745 | ZANT #3817AH | XTO ENERGY INC. | DRILL | 8,525 | Y |
| 2017-10-26 | 832211 | 42-173-37744 | ZANT #3827SH | XTO ENERGY INC. | DRILL | 10,450 | Y |
| 2017-10-26 | 832203 | 42-173-37743 | ZANT #3806BH | XTO ENERGY INC. | DRILL | 8,850 | Y |
| 2017-10-26 | 832202 | 42-173-37742 | ZANT #3816AH | XTO ENERGY INC. | DRILL | 8,600 | Y |
| 2017-10-26 | 832201 | 42-173-37741 | ZANT #3826SH | XTO ENERGY INC. | DRILL | 8,150 | Y |
| 2017-10-26 | 832200 | 42-173-37740 | ZANT #3805BH | XTO ENERGY INC. | DRILL | 8,773 | Y |
| 2017-10-26 | 832199 | 42-173-37739 | ZANT #3815AH | XTO ENERGY INC. | DRILL | 8,525 | Y |
| 2017-10-25 | 832147 | 42-173-37737 | FOSTER RANCH #491 | CROWNQUEST OPERATING, LLC | DRILL | 12,000 | |
| 2017-10-19 | 831775 | 42-173-37729 | CALVERLEY 37-36 #8H | RSP PERMIAN, LLC | DRILL | 12,000 | Y |
| 2017-10-19 | 831775 | 42-173-37729 | CALVERLEY 37-36 #8H | COG OPERATING LLC | DRILL | 12,000 | Y |
| 2017-10-19 | 831758 | 42-173-37728 | CALVERLEY 37-36 #7H | RSP PERMIAN, LLC | DRILL | 12,000 | Y |
| 2017-10-19 | 831758 | 42-173-37728 | CALVERLEY 37-36 #7H | COG OPERATING LLC | DRILL | 12,000 | Y |
| 2017-10-18 | 831738 | 42-173-37727 | CALVERLEY 37-36 #6H | RSP PERMIAN, LLC | DRILL | 12,000 | Y |
| 2017-10-18 | 831738 | 42-173-37727 | CALVERLEY 37-36 #6H | COG OPERATING LLC | DRILL | 12,000 | Y |
| 2017-10-18 | 831737 | 42-173-37726 | CALVERLEY 37-36 #5H | RSP PERMIAN, LLC | DRILL | 12,000 | Y |
| 2017-10-18 | 831737 | 42-173-37726 | CALVERLEY 37-36 #5H | COG OPERATING LLC | DRILL | 12,000 | Y |
| 2017-10-18 | 831736 | 42-173-37725 | CALVERLEY 37-36 #4H | RSP PERMIAN, LLC | DRILL | 12,000 | Y |
| 2017-10-18 | 831728 | 42-173-37724 | CALVERLEY 37-36 #3H | RSP PERMIAN, LLC | DRILL | 12,000 | Y |
| 2017-10-13 | 831415 | 42-173-33253 | KOONCE '46' #2 | ENDEAVOR ENERGY RESOURCES L.P. | RECOMP | 10,510 | |
| 2017-10-13 | 831414 | 42-173-33089 | KOONCE '46' #1 | ENDEAVOR ENERGY RESOURCES L.P. | RECOMP | 10,500 | |
| 2017-10-09 | 831438 | 42-173-37723 | ANDREW #3804HA | CINNABAR OPERATING, LLC | DRILL | 8,500 | Y |
| 2017-10-09 | 831438 | 42-173-37723 | ANDREW #3804HA | CINNABAR OPERATING, LLC | DRILL | 8,500 | Y |
| 2017-10-04 | 831010 | 42-173-37720 | CALVERLEY B-REED 40 #104HA | HUNT OIL COMPANY | DRILL | 8,384 | Y |
| 2017-10-04 | 830483 | 42-173-37709 | TCG #11 | TRILOGY OPERATING, INC. | DRILL | 12,000 | |
| 2017-10-04 | 830483 | 42-173-37709 | TCG #11 | TRILOGY OPERATING, INC. | DRILL | 12,000 | |
| 2017-10-04 | 829294 | 42-173-33374 | EARHART '34A' #2 | ENDEAVOR ENERGY RESOURCES L.P. | RECOMP | 10,675 | |
| 2017-09-29 | 831307 | 42-173-33117 | HUBBARD '18B' #2 | ENDEAVOR ENERGY RESOURCES L.P. | RECOMP | 10,550 | |
| 2017-09-29 | 831305 | 42-173-33111 | HUBBARD '18B' #1 | ENDEAVOR ENERGY RESOURCES L.P. | RECOMP | 10,463 | |
| 2017-09-29 | 831088 | 42-173-37722 | COOK E 20B #3H | PIONEER NATURAL RES. USA, INC. | DRILL | 10,600 | Y |
| 2017-09-29 | 830105 | 42-173-37704 | HOUSTON-WELLS 2W #23H | PIONEER NATURAL RES. USA, INC. | DRILL | 10,600 | Y |
| 2017-09-29 | 830104 | 42-173-37703 | HOUSTON-WELLS 2V #22H | PIONEER NATURAL RES. USA, INC. | DRILL | 10,600 | Y |
| 2017-09-29 | 830101 | 42-173-37702 | HOUSTON-WELLS 2U #21H | PIONEER NATURAL RES. USA, INC. | DRILL | 10,600 | Y |
| 2017-09-29 | 830099 | 42-173-37701 | HOUSTON-WELLS 2T #20H | PIONEER NATURAL RES. USA, INC. | DRILL | 10,600 | Y |
| 2017-09-27 | 831021 | 42-173-37721 | CALVERLEY B-REED 40 #104HB | HUNT OIL COMPANY | DRILL | 8,655 | Y |
| 2017-09-27 | 831009 | 42-173-37719 | CALVERLEY B-REED 40 #204HL | HUNT OIL COMPANY | DRILL | 7,750 | Y |
| 2017-09-27 | 831009 | 42-173-37719 | CALVERLEY B-REED 40 #204HL | HUNT OIL COMPANY | DRILL | 8,153 | Y |
| 2017-09-27 | 830066 | 42-173-37699 | HOUSTON-WELLS 2S #19H | PIONEER NATURAL RES. USA, INC. | DRILL | 10,600 | Y |
| 2017-09-18 | 830887 | 42-173-37718 | COLT 45 #8HA | CROWNQUEST OPERATING, LLC | DRILL | 10,000 | Y |
| 2017-09-18 | 830845 | 42-173-34572 | GIBSON 7 UNIT #1A | APACHE CORPORATION | RECOMP | 10,449 | |
| 2017-09-15 | 830786 | 42-173-37717 | HUBBARD 26-35 #2809H | PARSLEY ENERGY OPERATIONS, LLC | DRILL | 8,092 | Y |
Source: Texas Railroad Commission drilling permit master (OGA049M), refreshed daily. See also operators in Glasscock County.