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CALLAHAN County

District 8 · Eagle Ford / Maverick · Permits since 1977-06-06 · Data through 2026-06-17

All Permits Operators

Callahan County permitting is running 0.7 permits a month over the trailing 90 days (2 total, versus 1 in the prior quarter). CLAUSEN, A. G. leads with 2 permits in the past 12 months, one of 4 operators active in the county. 2 operators filed a first Callahan County permit in the past year. Median permitted depth over the past year is 500 ft (prior year: 550 ft); 0% of the past year's permits are horizontal.

Window
30d90d6mo1yrall
Custom to

Permits (90d)

2

vs Prior

+100%

Operators (90d)

1

Avg Depth (90d)

300

Hz % (90d)

0%

All Time

6,186

Depth Range: 150 - 10,001 ft
SWD wells in CALLAHAN County → 116 active injection & disposal wells · full UIC inventory

Permit Activity

Permit Types (90d)

DRILL

2

+1 vs prior

Top Operators

by permits, trailing 12 mo View All
OPERATORPERMITS 12MOWELLS
CLAUSEN, A. G.257
ONEOK WEST TX NGL PL, L.L.C.20
GOOD NEWS RESOURCES, LLC10
ENERGY TRANSFER COMPANY10

Recent Permits

View All
PERMITLEASETYPEISSUED
914970EA-46 REPLACEMENT TINERDRILL2026-06-17
914945EA-33 REPLACMENT TINERDRILL2026-06-17
913976ETC MP154.3DRILL2026-03-17
912211RHONDA LOOKDRILL2025-12-23
911975STACY, F.W.DRILL2025-12-05
909832STACY, F.W.DRILL2025-08-15
9090237045 CALLAHAN COMANCHE 20 MP 107DRILL2025-07-21
9090237045 CALLAHAN COMANCHE 20 MP 107DRILL2025-07-21
908681WA-19DRILL2025-06-23
907738CH65DRILL2025-06-19

New to CALLAHAN County

first county permit, past 12 mo
OPERATORFIRST PERMITPERMITSBACKGROUND
ONEOK WEST TX NGL PL, L.L.C.2026-06-172first TX permits
GOOD NEWS RESOURCES, LLC2025-12-231first TX permits

Formations Beneath CALLAHAN County

from RRC completion filings
FORMATIONWELLSMEDIAN TOP (FT)
Caddo4193,350
Ellenburger2724,173
Tannehill190830
Palo Pinto1842,510
Duffer1373,852
Barnett843,976
Saddle Creek831,139
Coleman Junction65863