WELL · 42-057-31661 · DISTRICT 2

State Tract 71 (N/2) #1

Plugged

Calhoun County · Matagorda Bay (Miocene 1900) field · Vertical

State Tract 71 (N/2) #1 (API 42-057-31661) is a plugged well in Calhoun County, plugged October 25, 2012, last operated by Sterling Expl. & Prod. CO. LLC.

The RRC has issued one drilling permit, issued January 20, 2004, permitted to 6,000 ft.

Completion filings report one formation top, including Miocene (undifferentiated).

Operator of record

Sterling Expl. & Prod. Co. LLC

Houston, TX · P-5 Y, filed Apr 4, 2026 · 29 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	Sterling Expl. & Prod. Co. LLC
Production reports	Sterling Expl. & Prod. Co., LLCthrough Jan 2010
Latest permit	Sterling Expl. & Prod. Co., LLCJan 20, 2004

6,000: total depth, ft
1: permits on file
Jan 20, 2004: last permit issued
Feb 14, 2004: completed
0: cumulative oil, bbl
89.5K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Feb 2004 THROUGH Oct 2012

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: Feb 14, 2004
Shut in: —
Plugged: Oct 25, 2012

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 lease this well is completed on; this well is the only one on it.Why →

Lease	Field	Reporting operator	Wells	Oil, bbl	Gas, mcf	Reported
State Tract 71 (N/2) G-2-203437	Matagorda Bay (Miocene 1900)	Sterling Expl. & Prod. Co., LLC	1	0	89.5K	Feb 2004 – Oct 2012

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.

1Sterling Expl. & Prod. Co., LLCJun 2004 → Jan 2010

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
540953-99	Drill	Sterling Expl. & Prod. Co., LLC	Jan 20, 2004	Jan 20, 2004	Jan 28, 2004	6,000

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-2-203437	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 33 ft elevation.Download CSV →

Formation	MD ft	Subsea
Miocene (undifferentiated)MIOCENE	1,255	-1,222

Perforations

Perforated and open-hole intervals.

From	To	Type
1,795	1,798	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
10.75	1,210	13.5	670 S
5.5	5,178	9.875	1,310 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 →

Filed	W-2 / G-1 date	Logs referenced
May 10, 2005	Nov 9, 2004	—
Jan 27, 2005	Jun 7, 2004	Yes
Sep 27, 2004	—	—

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.

Wellbore filings for 42-057-31661 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-057-31661 → scanned completion filings

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/05731661, documented in the API reference.