WELL · 42-225-31274 · DISTRICT 3

Eastham State Prison Farm #601

N

Houston County · Fort Trinidad (Glen Rose Upper) field  · Vertical

Eastham State Prison Farm #601 (API 42-225-31274) is a well in Houston County operated by Sem Operating Company LLC, completed March 23, 2013.

The RRC has issued one drilling permit, issued February 25, 2013, permitted to 12,500 ft.

It was permitted by Navidad Resources, LLC and has since transferred to Sem Operating Company LLC on the wellbore schedule.

Completion filings report 8 formation tops, including Sub-Clarksville, Woodbine, Glen Rose, Buda.

No lease production has been reported under this well’s leases.

Operator of record

Sem Operating Company LLC

Permitted by Navidad Resources, LLC; the EWA schedule now lists a different operator.

Houston, TX · P-5 Y, filed Apr 4, 2026 · 404 permits on file · (877) 447-2289

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleSem Operating Company LLC
Production reportsEtx Energy, LLCthrough Apr 2020
Latest permitNavidad Resources, LLCFeb 25, 2013

The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.

12,500
total depth, ft
1
permits on file
Feb 25, 2013
last permit issued
Mar 23, 2013
completed
0
cumulative oil, bbl
328K
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Mar 2013 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Mar 23, 2013
Shut in
—
Plugged
—

Surface location

No coordinates on the permit record yet. The RRC's GIS record usually lands within days of issuance; historical master-file permits never carry one.

Lease production

PDQ LEASE REPORTS · REPORTED THROUGH APR 2026

Texas reports oil by lease, not by well. These are the 4 leases this well is completed on; they carry 4 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Eastham State Prison Farm G-3-273666Fort Trinidad, East (Buda)Trailblazer Energy Resources,llc100Mar 2014 – Jul 2026
Eastham State Prison Farm G-3-273697Ft. Trinidad, E. (Edwards)Trailblazer Energy Resources,llc100Mar 2013 – Jul 2026
Eastham State Prison Farm G-6-276692Eastham State Farm (Glenrose)Trailblazer Energy Resources,llc10122KSep 2014 – Jul 2026
Eastham State Prison Farm G-3-272048Fort Trinidad (Glen Rose, Upper)Sem Operating Company LLC10206KMar 2013 – Aug 2014

No volumes reported on these leases in the last three years.

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Navidad Resources, LLCApr 2013 → Aug 2013
  2. 2Sem Operating Company LLCSep 2013 → Dec 2019
  3. 3Etx Energy, LLCMar 2020 → Apr 2020

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
757267-99DrillNavidad Resources, LLCFeb 21, 2013Feb 25, 2013Mar 3, 201312,500

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-3-272048————
—— G-3-273666————
—— G-3-273697————
—— G-6-276692————

Formation tops

As filed on W-2/G-1. Subsea from 194 ft elevation.Download CSV →

FormationMD ftSubsea
Sub-Clarksville9,333-9,139
Woodbine9,410-9,216
Glen Rose10,292-10,098
Buda10,294-10,100
Buda10,296-10,102
Edwards10,784-10,590
Edwards10,814-10,620
Glen Rose11,334-11,140
PettitPETTET——
Rodessa——
Travis Peak——

Perforations

Perforated and open-hole intervals.

FromToType
10,29710,410Perforated
10,83411,160Perforated
11,34411,882Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
11.752,85014.0411,255 S
11.752,85014.751,255 S
8.6256,64011305 S
5.512,0457.875500 S

Completion filings

W-2 and G-1 reports on record in the RRC wellbore file, newest first. The suffix identifies the wellbore or completion event. About these reports →

SuffixFiledW-2 / G-1 dateLogs referenced
00May 22, 2015Apr 29, 2015Yes
00Sep 29, 2014Jul 15, 2014Yes
00Sep 26, 2014Jul 15, 2014Yes
00May 16, 2014Jul 25, 2013Yes

The source documents

Petrora holds the structured record. The scanned filings live at the RRC; these links open its search already filled in for this API.

Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward). then paste it into their search.

About this data

Permits from the RRC OGA049M master and daily daf420 files; wellbore and operator of record from the EWA schedule, weekly; completions, formation tops, casing, and perforations from the dbf900 wellbore file; production from PDQ lease reports, which lag two to three months; injection from UIC permits, H-10 reports, and TexNet daily volumes; earthquakes from the TexNet catalog.

New to these records? How to read a well page · API numbers · completion reports and tops · why production is by lease

Developers: this page as JSON is GET /v1/data/wells/22531274, documented in the API reference.