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COUNTIES · EAST TEXAS · DISTRICT 05 · CODE 309

McLennan County

Mclennan County has had no new drilling permits in the past 90 days; the most recent permit on record was issued June 5, 2026.

Enterprise Products Operatingllc leads with 1 permit in the past 12 months, the only operator active in the county.

One operator filed a first Mclennan County permit in the past year.

Median permitted depth over the past year is 400 ft (prior year: 300 ft); 0% of the past year's permits are horizontal.

347 drilling permits have been issued in Mclennan County since 1977.

347 permits on file since 1977 · last issued Jun 5, 2026

Watch McLennan County

Also: every McLennan County well in the statewide list, searchable → · a year of permits on the map →

Window30 days90 days180 days365 days
0
permits issued, 90d
-100%
vs prior 90d (1)
0
operators filing
—
horizontal
—
avg permitted depth, ft
78
operators, all time

WINDOWS ON THE RRC ISSUE DATE · COMPUTED OCT 29, 2026 · WHY ISSUE AND SEEN DATES DIFFER

Permits issued by month

LAST 9 MONTHS · BY ISSUE DATE

Last 12 months 11

0122018202120222023202420252026

Top operators, last 12 months

By permits issued. Wells are the operator’s current inventory here from the RRC wellbore file.

OperatorPermitsWells
Enterprise Products Operatingllc10

Full operator directory →

New entrants, last 12 months

Operators whose first permit in McLennan County came in the last year. 1 in total.

Permit types, 90d

TypeWindowPriorAll time
Drill01345

What the types mean →

Formations in completed wells

RRC WELLBORE FILE · ≥10 WELLS

Tops reported on completion filings for wells in McLennan County. A well counts for every formation it reports, so this reads as the county's stratigraphic column. About tops →

FormationWellsPermitted last 3 yrsMedian top, ftP10–P90
Walnut110402350–448

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Disposal and injection

0
active UIC permits of 1
0
permitted bbl/day, active
0
bbl injected, last 12 reported months
Jun 2025
reported through

Every active well, operator, and daily reporter in McLennan County →

Permitted volume is a ceiling, not throughput. How to read it →

TexNet catalog via USGS

Seismicity, last 2 years

0
M2+ events in the area
—
largest

Monthly counts, magnitudes, and every recent event in the area →

Events are not tagged with a county; this counts M2+ events inside the bounding box of the county’s located permits, padded 0.1°. About TexNet →

Latest permits

NEWEST FIRST BY ISSUE DATE

PermitSeenIssuedOperatorLease / wellDepthAPI
915979Jun 5, 2026Jun 5, 2026Enterprise Products OperatingllcCPS SB-372.284 #140030930444
907380Apr 30, 2025Apr 30, 2025Magellan Pipelines Holdings,l.p.Hearn TO Frost MP 57.5 #130030930443
899727May 30, 2024May 30, 2024Exxonmobil Pipeline Company LLCGalindo, Y #843130030930442
890102May 9, 2023May 9, 2023Explorer Pipeline CompanyMP 182.79 #1CP30030930441
878611May 6, 2022May 6, 2022Explorer Pipeline CompanyMP 168.01 #130030930440
878610May 6, 2022May 6, 2022Explorer Pipeline CompanyMP 177.17 #130030930439
874903Dec 8, 2021Dec 8, 2021Magellan Crude Oil PL Co, L.P.Waco Station Ground Bed #135030930438
841298Jun 27, 2018Jun 27, 2018Magellan Pipeline Company, L.P.U546-49.8 #130030930437
830753Sep 19, 2017Sep 19, 2017Magellan Pipeline Company, L.P.U523A-MP64.3 #135030930436
825496Apr 25, 2017Apr 25, 2017Magellan Pipeline Company, L.P.Waco FHR #125030930435

All McLennan County permits →

About this data

Drilling permits from the RRC OGA049M master and daily daf420 files, rebuilt nightly into per-county figures; windows are on the date issued. Disposal from UIC permits and H-10 reports at the last settled month; earthquakes from the TexNet catalog inside the county's located-permit footprint.

Developers: this page as JSON is GET /v1/data/counties/tx/mclennan?days=90, documented in the API reference.