WELL · 42-489-30811 · DISTRICT 4

Willamar West Unit #7

Y

Willacy County · Willamar West field · Shut IN  · Vertical

Willamar West Unit #7 (API 42-489-30811) is a well in Willacy County operated by Citation Oil & Gas Corp., completed July 29, 1985 and listed as shut in on the RRC schedule.

The RRC has issued 2 drilling permits between 1984 and 2003, permitted to 8,100 ft.

Completion filings report 5 formation tops, including Miocene (undifferentiated), Marg Frio 1, Marg Frio 2, Marg Frio 3.

Its 2 leases have reported 3.02M barrels of oil and 3.38M mcf of gas since January 1993, last reporting in July 2026. The leases carry 208 wells, so these are lease totals, not this well alone.

Operator of record

Citation Oil & Gas Corp.

Houston, TX · P-5 Y, filed Mar 4, 2026 · 866 permits on file · (281) 891-1000

SOURCE · RRC EWA WELLBORE SCHEDULE

What each RRC source says

Wellbore scheduleCitation Oil & Gas Corp.
Production reportsCitation Oil & Gas Corp.through Apr 2026
Latest permitCitation Oil & Gas Corp.Apr 2, 2003
8,100
total depth, ft
2
permits on file
Apr 2, 2003
last permit issued
Jul 29, 1985
completed
3.02M
cumulative oil, bbl
3.38M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Jul 29, 1985
Shut in
—
Plugged
—

Operator's P-5 on the schedule: X

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 2 leases this well is completed on; they carry 208 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
Bucy G-4-195295Willamar West (Miocene 4700)Citation Oil & Gas Corp.10210KJun 2003 – Jul 2026
Willamar West Unit O-4-3391Willamar, WestCitation Oil & Gas Corp.2073.02M3.17MJan 1993 – Jul 2026

Oil, barrels lease total

Last 12 months 33,120 · prior 12 33,822(-2%)

02K4K6K202420252026

Gas, mcf lease total

Last 12 months 7,419 · prior 12 14,571(-49%)

02K4K6K202420252026

Chain of custody

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

  1. 1Citation Oil & Gas Corp.Jan 1993 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
529807-99RecompletionCitation Oil & Gas Corp.Mar 20, 2003Apr 2, 2003May 19, 20034,900
245968-99DrillAmoco Production CompanyFeb 11, 1985Jul 23, 1984Dec 8, 19848,100

Completions

CompletedLeaseFieldOperatorStatusDepth
—— G-4-195295————
—— O-4-3391————

Formation tops

As filed on W-2/G-1. Subsea from 16 ft elevation.Download CSV →

FormationMD ftSubsea
Miocene (undifferentiated)MIOCENE 47004,688-4,672
Marg Frio 17,780-7,764
Marg Frio 27,865-7,849
Marg Frio 37,920-7,904
Marg Frio 47,960-7,944

Perforations

Perforated and open-hole intervals.

FromToType
4,6884,698Perforated
7,9407,976Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
9.6251,61012.25687 S
5.58,1008.75585 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
00Jul 23, 2003Jun 30, 2003Yes
00Jul 9, 2003——
00Mar 3, 1986Feb 10, 1986Yes
00Feb 26, 1986——

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.

Beyond the permit record

RRC UIC permits · H-10 reported volumes

Injection

0
bbl, last 12 reported months
819K
bbl, all reported
May 2003
reported through
UICKindStatusPermitted bbl/dMax psiZone ft
000056657H-1 InjectionCanceled Sep 15, 20032,0001,5007,700–8,090

MONTHLY INJECTED, BBL · H-10 · LAST 24 REPORTED MONTHS

Last 12 months 0 · prior 12 0

0120022003

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/48930811, documented in the API reference.