ECTOR County
District 10 · Permian (West) · Permits since 1977-06-06 · Data through 2026-09-03
Ector County permitting is running 18 permits a month over the trailing 90 days (54 total, up 145% on the prior quarter). 2 were issued in the past week. DIAMONDBACK E&P LLC leads with 93 permits in the past 12 months, one of 18 operators active in the county. 6 operators filed a first Ector County permit in the past year. Median permitted depth over the past year is 11,400 ft (prior year: 11,950 ft); 93% of the past year's permits are horizontal.
Permits (6mo)
76
vs Prior
-45%
Operators (6mo)
12
Avg Depth (6mo)
10,765
Hz % (6mo)
87%
All Time
16,103
Depth Range: 45 - 20,000 ft
SWD wells in ECTOR County → 3,022 active injection & disposal wells · full UIC inventory
Saltwater disposal in ECTOR County → 59 disposal permits · SWD operators, capacity & injected volumes
Permit Activity
Permit Types (6mo)
DRILL
68
-66 vs prior
RECOMP
4
+1 vs prior
RENTR
3
NEW vs prior
RECLASS
1
= vs prior
Top Operators
by permits, trailing 12 mo View All
| OPERATOR | PERMITS 12MO | WELLS |
|---|---|---|
| DIAMONDBACK E&P LLC | 93 | 804 |
| CONTINENTAL RESOURCES, INC. | 30 | 42 |
| OCCIDENTAL PERMIAN LTD. | 24 | 3166 |
| FIREBIRD ENERGY II LLC | 21 | 9 |
| ARRINGTON OIL&GAS OPERATING LLC | 12 | 0 |
| MEWBOURNE OIL COMPANY | 5 | 3 |
| ADMIRAL PERMIAN OPERATING LLC | 5 | 0 |
| COG OPERATING LLC | 4 | 167 |
| DAVIS SOUTHERN OPERATING CO LLC | 4 | 3 |
| SHARP ENERGY PARTNERS, LLC | 4 | 0 |
Recent Permits
View All| PERMIT | LEASE | TYPE | ISSUED |
|---|---|---|---|
| 918301 | FOSTER, H. C. | RENTR | 2026-09-03 |
| 918303 | FOSTER, H. C. | RENTR | 2026-09-03 |
| 918076 | OPTIMUS PRIME EAST | DRILL | 2026-08-28 |
| 918075 | OPTIMUS PRIME EAST | DRILL | 2026-08-28 |
| 918116 | JAKE P E | DRILL | 2026-08-28 |
| 918117 | JAKE P F | DRILL | 2026-08-28 |
| 917490 | ATHENA | DRILL | 2026-08-26 |
| 917491 | ATHENA | DRILL | 2026-08-26 |
| 917492 | ATHENA | DRILL | 2026-08-26 |
| 917493 | ATHENA | DRILL | 2026-08-26 |
New to ECTOR County
first county permit, past 12 mo| OPERATOR | FIRST PERMIT | PERMITS | BACKGROUND |
|---|---|---|---|
| FIREBIRD ENERGY II LLC | 2025-10-06 | 21 | active elsewhere in TX |
| ADMIRAL PERMIAN OPERATING LLC | 2025-10-20 | 5 | active elsewhere in TX |
| ATMOS PIPELINE - TEXAS | 2026-08-25 | 1 | active elsewhere in TX |
| BASIN OIL & GAS OPERATING, LLC | 2026-07-17 | 1 | active elsewhere in TX |
| PHILLIPS 66 COMPANY | 2026-04-15 | 1 | active elsewhere in TX |
| CONDOR OPERATING COMPANY, LLC | 2026-02-18 | 1 | first TX permits |
Formations Beneath ECTOR County
from RRC completion filings| FORMATION | WELLS | MEDIAN TOP (FT) |
|---|---|---|
| San Andres | 6,485 | 4,122 |
| Grayburg | 5,596 | 3,973 |
| Clear Fork | 4,627 | 5,507 |
| Yates | 4,536 | 2,785 |
| Queen | 2,846 | 3,616 |
| Glorieta | 2,773 | 5,128 |
| Rustler | 1,968 | 1,520 |
| Tubb | 1,780 | 5,972 |