WELL · 42-427-31808 · DISTRICT 4

Guerra Estate #1

Guerra Estate #1 (API 42-427-31808) is a permitted well in Starr County filed by Kcs Resources, Inc.; no completion report is on file yet.

The RRC has issued 3 drilling permits between 1983 and 1994, permitted to 15,109 ft.

Completion filings report 3 formation tops, including Queen City, Wilcox, G-2.

Operator of record

KCS Resources, Inc.

Houston, TX · P-5 Y, filed Oct 3, 2008 · 490 permits on file

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore schedule	none
Production reports	Wilcox Operating Corporationthrough Oct 1997
Latest permit	KCS Resources, Inc.Aug 1, 1994

15,109: total depth, ft
3: permits on file
Aug 1, 1994: last permit issued
—: completed
0: cumulative oil, bbl
119K: cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Mar 2013

Regulatory status · RRC wellbore file

Schedule: OFF SCHEDULE
Completed: —
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 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
Guerra Estate G-4-114831	Falcon Dam (Wilcox G-2)	EP Energy E&P Company, L.P.	1	0	119K	Jan 1993 – Mar 2013

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.

1Enercorp Resources, Inc.Jan 1993 → Dec 1993
2KCS Resources, Inc.Jan 1994 → Sep 1997
3Wilcox Operating CorporationOct 1997 → Oct 1997

Permits

Permit	Type	Operator	Received	Issued	Spud	Depth
426393-99	Recompletion	KCS Resources, Inc.	Jul 28, 1994	Aug 1, 1994	—	15,000
231414-99	Drill	Huffco Petroleum Corporation	Jan 13, 1984	Feb 10, 1984	—	15,109
213575-99	Drill	Huffco Petroleum Corporation	Oct 15, 1984	Sep 20, 1983	—	15,000

Completions

Completed	Lease	Field	Operator	Status	Depth
—	— G-4-114831	—	—	—	—

Formation tops

As filed on W-2/G-1. Subsea from 251 ft elevation.Download CSV →

Formation	MD ft	Subsea
Queen City	2,557	-2,306
Wilcox	6,128	-5,877
G-2	13,706	-13,455

Perforations

Perforated and open-hole intervals.

From	To	Type
13,983	13,991	Perforated
14,422	14,442	Perforated
14,749	14,755	Perforated

Casing

Strings as reported, shallowest first.

Casing in	Set at	Hole in	Cement
20	60	20	—
13.375	1,517	17.5	1,760 S
9.625	7,553	12.25	4,410 S
7	14,954	8.5	1,100 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 →

Suffix	Filed	W-2 / G-1 date	Logs referenced
00	Mar 12, 1985	Oct 31, 1984	—
00	Feb 16, 1985	Jun 20, 1984	—

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 42-427-31808 → W-2, G-1, plugging reports, as PDFs
Completion packets for 42-427-31808 → 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/42731808, documented in the API reference.