TEXAS · WELLS · ZAPATA COUNTY · RATHMELL-ALEXANDER GAS UNIT LEASE · API 42-505-33411 · DISTRICT 04

Rathmell-Alexander Gas Unit #1

Y

Zapata County · Exsun (Lobo Cons.) field · Producing  · Directional

Rathmell-Alexander Gas Unit #1 (API 42-505-33411) is a well in Zapata County operated by Hilcorp Energy Company, completed April 27, 1996 and listed as producing on the RRC schedule.

The RRC has issued one drilling permit (amended once), issued February 28, 1996, permitted to 10,771 ft.

It was permitted by Chevron U. S. A. Inc. and has since transferred to Hilcorp Energy Company on the wellbore schedule.

Completion filings report 2 formation tops, including Lobo Unconformity, Midway.

Its lease has reported 3.15K barrels of oil and 5.48M mcf of gas since April 1996, last reporting volume in April 2026.

Operator of record

Hilcorp Energy Company

Permitted by Chevron U. S. A. Inc.; the EWA schedule now lists a different operator.

Based in
Houston, TX
P-5 status
Active – Extension (X)
P-5 last filed
Mar 27, 2026
Permits on file
3,454
Phone
(713) 209-2400

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleHilcorp Energy Company
Production reportsHilcorp Energy Companythrough Apr 2026
Latest permitChevron U. S. A. Inc.Feb 28, 1996

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

10,771
total depth, ft
2
permits on file
Feb 28, 1996
last permit issued
Apr 27, 1996
completed
3.15K
cumulative oil, bbl
5.48M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · May 1996 THROUGH Apr 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Apr 27, 1996
Shut in
—
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 lease this well is completed on; this well is the only one on it.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Rathmell-Alexander Gas Unit G-4-160318Exsun (Lobo Cons.)Hilcorp Energy Company13.15K5.48MApr 1996 – Apr 2026

Gas, mcf lease total

Last 12 months 40,784 · prior 12 43,779(-7%)

02K4K6K202420252026

Chain of custody

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

  1. 1Chevron U. S. A. Inc.May 1996 → Aug 2014
  2. 2Hilcorp Energy CompanySep 2014 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
445313-98DrillChevron U. S. A. Inc.May 24, 1996Feb 28, 1996Mar 19, 199610,771
445313-99DrillChevron U. S. A. Inc.Feb 28, 1996Feb 28, 1996—11,000

Completions

CompletedLeaseFieldOperatorStatusDepth
Apr 27, 1996Rathmell-Alexander Gas Unit G-4-160318Exsun (Lobo Cons.)Hilcorp Energy CompanyProducing10,771

Formation tops

As filed on W-2/G-1. Subsea from 419 ft elevation.Download CSV →

FormationMD ftSubsea
Lobo Unconformity8,127-7,708
Midway10,734-10,315

Perforations

Perforated and open-hole intervals.

FromToType
8,2918,295Perforated
9,9359,939Perforated
9,9969,998Perforated
10,02010,022Perforated
10,30410,308Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,00512.25350 S
76,1668.75250 S
4.510,7716.125450 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →

SuffixRRC record dateW-2 / G-1 dateLogs referenced
00Nov 19, 1996May 29, 1996Yes
00Nov 4, 1996——

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 filed since 2004 open from the RRC's log search for this well; none are loaded here for it.

Find logs withinmiles of this well:List →Map →

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/50533411, documented in the API reference.