COUNTIES · TEXAS GULF COAST · DISTRICT 03 · CODE 407

San Jacinto County, Texas

San Jacinto County has had no new drilling permits in the past 90 days; the most recent permit on record was issued January 22, 2026.

Arcadia Operating, LLC leads with 1 permit in the past 12 months, the only operator active in the county.

Median permitted depth over the past year is 4,000 ft; 0% of the past year's permits are horizontal.

The county has 14 active disposal and injection permits, with 404K barrels injected in the 12 months reported through June 2025.

527 drilling permits have been issued in San Jacinto County since 1977.

527 permits on file since 1977 · last issued Jan 22, 2026

Email me new permits

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

0
permits issued, 180d
-100%
vs prior 180d (1)
0
operators filing
—
horizontal
—
avg permitted depth, ft
113
operators, all time

WINDOWS ON THE RRC ISSUE DATE · COMPUTED NOV 9, 2026 · WHY ISSUE AND SEEN DATES DIFFER

Permits issued by month

LAST 120 MONTHS · BY ISSUE DATE

Last 12 months 1 · prior 12 0

012017201820192020202120222023202420252026

Top operators, last 12 months

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

OperatorPermitsWells
Arcadia Operating, LLC19

Full operator directory →

New entrants, last 12 months

Operators whose first permit in San Jacinto County came in the last year. None.

Permit types, 180d

TypeWindowPriorAll time
Drill01362

What the types mean →

Formations in completed wells

RRC WELLBORE FILE · ≥10 WELLS

Tops reported on completion filings for wells in San Jacinto 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
Wilcox14307,5407,203–8,761
Yegua13104,3404,036–4,945
Frio3002,8402,510–3,320
Jackson2903,100680–3,778

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Disposal and injection

14
active UIC permits of 28
60.5K
permitted bbl/day, active
404K
bbl injected, last 12 reported months
Jun 2025
reported through

Every active well, operator, and daily reporter in San Jacinto County →

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

USGS catalog, Texas

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
912398Jan 22, 2026Jan 22, 2026Arcadia Operating, LLCDr. Elmore #14,00040730750
865120Sep 21, 2020Sep 21, 2020Arcadia Operating, LLCChoate #19,00040730749
864808Aug 31, 2020Aug 31, 2020Hilcorp Energy CompanyCentral Coal & Coke #1 B11,85840730543
858468Nov 25, 2019Nov 25, 2019Davis Southern Operating Co LLCMatchbox #114,50040730748
858468AmendmentNov 25, 2019Nov 25, 2019Davis Southern Operating Co LLCMatchbox #114,50040730748
849200Jan 30, 2019Jan 30, 2019New Century Exploration, Inc.Bullpen #113,70040730719
845862Oct 18, 2018Oct 18, 2018Unit Petroleum CompanyWolf Pasture Gas Unit #115,50040730747
845862AmendmentOct 18, 2018Oct 18, 2018Unit Petroleum CompanyWolf Pasture Gas Unit #117,50040730747
833754Dec 1, 2017Dec 1, 2017Arcadia Operating, LLCColey Creek Unit #115,50040730746
833754AmendmentDec 1, 2017Dec 1, 2017Arcadia Operating, LLCOgletree #3R11,05040730746

All San Jacinto County permits →

Questions about San Jacinto County

How many drilling permits were issued in San Jacinto County in the last 12 months?

1 permit was issued in San Jacinto County in the last 12 months. 0% were for horizontal wells. The most recent was issued Jan 22, 2026. 527 are on file since 1977.

Every San Jacinto County permit →

Who is the most active operator in San Jacinto County?

By drilling permits filed in the last 12 months, Arcadia Operating, LLC is the most active operator in San Jacinto County, with 1 of 1. 0 operators filed permits here in the last 90 days.

Operators in San Jacinto County →

How many oil and gas wells are in San Jacinto County?

485 wells are on file in San Jacinto County, including 88 active and 213 plugged. 5 are horizontal. The active wells are under 16 operators.

Every well in San Jacinto County →

How much oil and gas does San Jacinto County produce?

The Railroad Commission files oil and gas production by lease, not by well or by county. Each lease with wells in San Jacinto County is listed with its reported production on the county's Leases tab.

Leases in San Jacinto County →

How much water is injected in San Jacinto County?

404,291 barrels of water were injected in San Jacinto County in the 12 months through June 2025, reported on form H-10. 14 of the county's 28 disposal and injection permits are active.

Disposal and injection in San Jacinto County →

What formations are drilled in San Jacinto County?

Completion filings for wells in San Jacinto County report tops for 4 formations in at least ten wells each. The most reported are the Wilcox (143 wells, median top 7,540 ft), the Yegua (131 wells, median top 4,340 ft), and the Frio (30 wells, median top 2,840 ft).

Formations in San Jacinto County →

What basin is San Jacinto County in?

Petrora lists San Jacinto County in the Texas Gulf Coast. It is in the Railroad Commission's District 03.

The Texas Gulf Coast →

Have there been earthquakes in San Jacinto County?

No earthquakes of magnitude 2 or more were located in the area of San Jacinto County's permitted wells in the last 2 years.

Earthquakes in San Jacinto County →

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/san-jacinto?days=180, documented in the API reference.