Petrora

WELL · 42-313-30890 · DISTRICT 3

Ferguson Prison Unit #1H

N

Madison County · Fort Trinidad (Glen Rose Upper) field  · Horizontal

Ferguson Prison Unit #1H (API 42-313-30890) is a horizontal well in Madison County operated by Sem Operating Company LLC, completed January 10, 2012.

The RRC has issued one drilling permit (amended once), issued September 15, 2011, permitted to 12,000 ft.

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

Completion filings report 11 formation tops, including Wilcox, Austin Chalk, Eagle Ford, Sub-Clarksville.

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 reportsTrailblazer Energy Resources,llcthrough Apr 2026
Latest permitNavidad Resources, LLCSep 15, 2011

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

12,000
total depth, ft
2
permits on file
Sep 15, 2011
last permit issued
Jan 10, 2012
completed
0
cumulative oil, bbl
1.72M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 2012 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
OFF SCHEDULE
Completed
Jan 10, 2012
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 5 leases this well is completed on; they carry 5 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Ferguson Prison Unit G-3-279340Fort Trinidad, East (Buda)Trailblazer Energy Resources,llc100Feb 2014 – Jul 2026
Ferguson Prison Unit G-3-279479Ft. Trinidad, E. (Edwards)Trailblazer Energy Resources,llc100Mar 2014 – Jul 2026
Ferguson Prison Unit G-3-279557Fort Trinidad, East (Georgetown)Trailblazer Energy Resources,llc100Mar 2014 – Jul 2026
Ferguson Prison Unit G-6-278871Eastham State Farm (Glenrose)Trailblazer Energy Resources,llc10566KSep 2014 – Jul 2026
Ferguson Prison Unit G-3-272052Fort Trinidad (Glen Rose, Upper)Sem Operating Company LLC101.16MJan 2012 – Sep 2014

Gas, mcf lease total

Last 12 months 7,174 · prior 12 6,288(+14%)

02K4K6K202420252026

Chain of custody

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

  1. 1Navidad Resources, LLCJan 2012 → Aug 2013
  2. 2Sem Operating Company LLCSep 2013 → Feb 2020
  3. 3Etx Energy, LLCMar 2020 → Jul 2022
  4. 4Trailblazer Energy Resources,llcAug 2022 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
724025-98DrillNavidad Resources, LLCOct 25, 2011Sep 15, 2011Aug 28, 201112,000
724025-99DrillNavidad Resources, LLCSep 12, 2011Sep 15, 2011Aug 28, 201112,000

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-3-272052————
—— G-3-279340————
—— G-3-279479————
—— G-3-279557————
—— G-6-278871————

Formation tops

As filed on W-2/G-1. Subsea from 173 ft elevation.Download CSV →

FormationMD ftSubsea
Wilcox2,530-2,357
Austin Chalk9,153-8,980
Eagle FordEAGLEFORD9,440-9,267
Sub-Clarksville9,447-9,274
Woodbine9,535-9,362
Dex-Buda9,950-9,777
Buda10,420-10,247
Buda10,440-10,267
Georgetown10,504-10,331
Edwards10,908-10,735
Glen Rose11,467-11,294
Glen Rose11,586-11,413
Glen RoseGLENROSE11,586-11,413
Rodessa——

Perforations

Perforated and open-hole intervals.

FromToType
10,42210,488Perforated
10,50610,588Perforated
10,97011,330Perforated
11,91412,059Perforated
11,91416,076Perforated
12,12012,265Perforated
12,32612,471Perforated
12,53012,674Perforated
12,73812,883Perforated
12,94013,083Perforated
13,16713,925Perforated
13,50113,556Perforated
13,56213,707Perforated
13,76813,940Perforated
13,97414,115Perforated
14,32014,375Perforated
14,38614,880Perforated
14,72014,740Perforated
14,86014,880Perforated
15,04015,060Perforated
15,22015,330Perforated
15,42015,440Perforated
15,60015,700Perforated
15,82815,973Perforated
16,03416,076Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
10.753,04114.751,830 S
7.62511,8419.875742 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
00Mar 31, 2016Nov 19, 2015—
00Mar 24, 2016Nov 19, 2015—
00Mar 11, 2016Nov 19, 2015—
00Jan 21, 2016Aug 5, 2015—
00Mar 30, 2015Aug 5, 2014—
00May 17, 2014Dec 21, 2012Yes

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/31330890, documented in the API reference.