WELL · 42-507-31103 · DISTRICT 1
West Mary #2
Zavala County · Pilosa North (2ND San Miguel) field · Producing · Vertical
West Mary #2 (API 42-507-31103) is a well in Zavala County operated by Munoz Farms Operating CO. LLC, completed May 16, 1979 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued March 1, 1979, permitted to 4,000 ft.
It was permitted by Hughes & Hughes and has since transferred to Munoz Farms Operating CO. LLC on the wellbore schedule.
Its lease has reported 22.2K barrels of oil and 2.2K mcf of gas since January 1993, last reporting in July 2026.
Operator of record
Permitted by Hughes & Hughes; the EWA schedule now lists a different operator.
Carrizo Spgs, TX · P-5 Y, filed Apr 4, 2026 · (830) 876-8752
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Munoz Farms Operating Co. LLC |
| Production reports | Munoz Farms Operating Co., LLCthrough Apr 2026 |
| Latest permit | Hughes & HughesMar 1, 1979 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 4,000
- total depth, ft
- 1
- permits on file
- Mar 1, 1979
- last permit issued
- May 16, 1979
- completed
- 22.2K
- cumulative oil, bbl
- 2.2K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- May 16, 1979
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Delinquent
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 |
|---|---|---|---|---|---|---|
| West, Mary O-1-5950 | Pilosa, North (2ND San Miguel) | Munoz Farms Operating Co., LLC | 1 | 22.2K | 2.2K | Jan 1993 – Jul 2026 |
Oil, barrels lease total
Last 12 months 881 · prior 12 971(-9%)
Gas, mcf lease total
Last 12 months 60 · prior 12 60(+0%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Henley, GarlandJan 1993 → Apr 1998
- 2S & L Oil Field ServicesMay 1998 → May 1998
- 3Williams Kolb & Lindenborn, Inc.Jun 1998 → Jul 2001
- 4J M Four ProductionAug 2001 → Sep 2023
- 5Munoz Farms Operating Co., LLCOct 2023 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 43537-99 | Drill | Hughes & Hughes | Mar 1, 1979 | Mar 1, 1979 | Apr 16, 1979 | 4,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-1-5950 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,687 | 2,702 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 217 | 12.25 | 190 S |
| 2.375 | 2,684 | — | — |
| 4.5 | 2,986 | 7.875 | 625 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 | Jan 12, 1984 | Aug 2, 1979 | — |
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 42-507-31103 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-507-31103 → 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/50731103, documented in the API reference.