TEXAS · WELLS · STARR COUNTY · API 42-427-33100 · DISTRICT 04

Guerra-U.S.A. Gas Unit D #12

Shut in

Starr County · Bob West (L-18 20 21 22) field · SWR-10-Well  · Directional

Guerra-U.S.A. Gas Unit D #12 (API 42-427-33100) is a well in Starr County operated by Merit Energy Company, completed November 18, 1998 and listed as swr-10-well on the RRC schedule, shut in May 1, 2020.

The RRC has issued one drilling permit, issued March 26, 1998, permitted to 14,227 ft.

It was permitted by Coastal Oil & Gas Corporation and has since transferred to Merit Energy Company on the wellbore schedule.

Completion filings report 3 formation tops, including Vicksburg, Central Record., See Attachment "B" Filed At.

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

Operator of record

Merit Energy Company

Permitted by Coastal Oil & Gas Corporation; the EWA schedule now lists a different operator.

Based in
Dallas, TX
P-5 status
Active (A)
P-5 last filed
Nov 7, 2025
Permits on file
1,049
Phone
(972) 701-8377

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleMerit Energy Company
Production reportsMerit Energy Companythrough Apr 2020
Latest permitCoastal Oil & Gas CorporationMar 26, 1998

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

14,227
total depth, ft
1
permits on file
Mar 26, 1998
last permit issued
Nov 18, 1998
completed
0
cumulative oil, bbl
4.66M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · May 1998 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Nov 18, 1998
Shut in
May 1, 2020
Plugged
—

Operator's P-5 on the schedule: Active (A)

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
Guerra-U.S.A. Gas Unit "D" G-4-170741Bob West (L-27, 28, 29)Merit Energy Company100May 1998 – Jul 2026
Guerra-U.S.A. Gas Unit "D" G-4-170742Bob West (L-24, 25, 26)Merit Energy Company100May 1998 – Jul 2026
Guerra-U.S.A. Gas Unit "D" G-4-170743Bob West (L-18, 20, 21, 22)Merit Energy Company100May 1998 – Jul 2026
Guerra-U.S.A. Gas Unit "D" G-4-170745Bob West (L-30, 31, 32, 33)Merit Energy Company104.66MMay 1998 – Jul 2026

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. 1Coastal Oil & Gas CorporationMay 1998 → Jun 2001
  2. 2El Paso Production Oil & Gas Co.Jul 2001 → Jul 2006
  3. 3El Paso E & P Company, L. P.Aug 2006 → Feb 2012
  4. 4EP Energy E&P Company, L.P.Nov 2012 → Oct 2013
  5. 5Cantera Operating, LLCNov 2013 → Aug 2017
  6. 6Merit Energy CompanySep 2019 → Apr 2020

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
474733-99DrillCoastal Oil & Gas CorporationMar 26, 1998Mar 26, 1998Apr 8, 199814,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Nov 18, 1998Guerra-U.S.A. Gas Unit D G-4-170743Bob West (L-18 20 21 22)Merit Energy CompanySWR-10-Well · shut in Oct 1, 200014,227
May 17, 1998Guerra-U.S.A. Gas Unit D G-4-170745Bob West (L-30 31 32 33)Merit Energy CompanyTemp Abandoned · shut in May 1, 202014,227
May 17, 1998Guerra-U.S.A. Gas Unit D G-4-170742Bob West (L-24 25 26)Merit Energy CompanySWR-10-Well · shut in Oct 1, 200014,227
May 17, 1998Guerra-U.S.A. Gas Unit D G-4-170741Bob West (L-27 28 29)Merit Energy CompanySWR-10-Well · shut in Oct 1, 200014,227

Formation tops

As filed on W-2/G-1. Subsea from 353 ft elevation.Download CSV →

FormationMD ftSubsea
VicksburgVICKSBURG 10,00010,001-9,648
VicksburgVICKSBURG 11,30011,117-10,764
VicksburgLOWER VICKSBURG V11,993-11,640
Central Record.——
See Attachment "B" Filed At——

Perforations

Perforated and open-hole intervals.

FromToType
10,28210,334Perforated
10,76610,788Perforated
11,29411,702Perforated
12,16512,491Perforated
12,80613,166Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.3751,28417.5750 S
13.3751,49817.51,020 S
9.6257,76612.251,205 S
9.6257,90012.25460 S
512,3266.75910 S
4.513,5008.51,450 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
00Sep 24, 1999Sep 7, 1999—
00Dec 1, 1998Sep 28, 1998Yes
00Nov 16, 1998——

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/42733100, documented in the API reference.