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ZAVALA County

District 4 · Gulf Coast (Southwest) · Permits since 1977-06-06 · Data through 2026-07-10

All Permits Operators

Zavala County permitting is running 2.3 permits a month over the trailing 90 days (7 total, versus 8 in the prior quarter). ROSEWOOD RESOURCES, INC. leads with 7 permits in the past 12 months, one of 5 operators active in the county. One operator filed a first Zavala County permit in the past year. Median permitted depth over the past year is 6,000 ft (prior year: 6,800 ft); 95% of the past year's permits are horizontal.

Window
30d90d6mo1yrall
Custom to

Permits (90d)

7

vs Prior

-12%

Operators (90d)

3

Avg Depth (90d)

6,957

Hz % (90d)

100%

All Time

3,565

Depth Range: 200 - 17,000 ft
SWD wells in ZAVALA County → 23 active injection & disposal wells · full UIC inventory

Permit Activity

Permit Types (90d)

DRILL

6

-2 vs prior

RECOMP

1

NEW vs prior

Top Operators

by permits, trailing 12 mo View All
OPERATORPERMITS 12MOWELLS
ROSEWOOD RESOURCES, INC.78
BLACKBRUSH O & G, LLC610
CML EXPLORATION, LLC477
GULFTEX ENERGY, LLC40
BOLLINGER DRILLING CO.10

Recent Permits

View All
PERMITLEASETYPEISSUED
916476TLAPEKRECOMP2026-07-10
916466PUCKETT BDRILL2026-06-18
916466PUCKETT BDRILL2026-06-18
916464PUCKETT ADRILL2026-06-18
916274CHITTIM HEIRSDRILL2026-06-12
916274CHITTIM HEIRSDRILL2026-06-12
916173CHITTIM HEIRSDRILL2026-06-12
916221CHITTIM HEIRSDRILL2026-06-10
916197CHITTIM HEIRSDRILL2026-06-10
916213CHITTIM HEIRSDRILL2026-06-08

New to ZAVALA County

first county permit, past 12 mo
OPERATORFIRST PERMITPERMITSBACKGROUND
GULFTEX ENERGY, LLC2026-04-304active elsewhere in TX

Formations Beneath ZAVALA County

from RRC completion filings
FORMATIONWELLSMEDIAN TOP (FT)
Austin Chalk7405,730
Olmos6493,818
Anacacho5815,303
Escondido5762,953
Eagle Ford5426,211
San Miguel3684,274
Buda1096,550
Midway532,630