TEXAS · WELLS · LYNN COUNTY · MATHERS, LEILA Y. "402" LEASE · API 42-305-30274 · DISTRICT 7B
Mathers Leila Y. 402 #1
Lynn County · O Donnell N. (Mississippian) field · Vertical
Mathers Leila Y. 402 #1 (API 42-305-30274) is a plugged well in Lynn County, plugged February 7, 2024, last operated by Endeavor Energy Resources L.P..
The RRC has issued one drilling permit, issued March 24, 1982, permitted to 9,350 ft.
It was permitted by Diamond Chemicals Company and has since transferred to Endeavor Energy Resources L.P. on the wellbore schedule.
Its lease has reported 22.2K barrels of oil and 4.05K mcf of gas since January 1993, last reporting in April 2024.
Operator of record
Endeavor Energy Resources L.P.
Permitted by Diamond Chemicals Company; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active (A)
- P-5 last filed
- Jun 12, 2026
- Permits on file
- 6,190
- Phone
- (432) 221-7400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Endeavor Energy Resources L.P. |
| Production reports | Endeavor Energy Resources L.P.through Nov 2011 |
| Latest permit | Diamond Chemicals CompanyMar 24, 1982 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 9,350
- total depth, ft
- 1
- permits on file
- Mar 24, 1982
- last permit issued
- Jul 10, 1982
- completed
- 22.2K
- cumulative oil, bbl
- 4.05K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2024
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 10, 1982
- Shut in
- —
- Plugged
- Feb 7, 2024
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 |
|---|---|---|---|---|---|---|
| Mathers, Leila Y. "402" O-11-63967 | O'Donnell, N. (Mississippian) | Endeavor Energy Resources L.P. | 1 | 22.2K | 4.05K | Jan 1993 – Apr 2024 |
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.
- 1Lynx Energy Company, Inc.Jan 1993 → Sep 1993
- 2Lone Star Oil & GasOct 1993 → Aug 1995
- 3Valla Energy CorporationSep 1995 → Dec 1996
- 4Stephens, Autry C.Jan 1997 → Aug 2000
- 5Endeavor Energy Resources L.P.Sep 2000 → Nov 2011
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 154432-99 | Drill | Diamond Chemicals Company | Mar 24, 1982 | Mar 24, 1982 | Apr 28, 1982 | 9,350 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Jul 10, 1982 | Mathers Leila Y. 402 O-11-63967 | O Donnell N. (Mississippian) | Endeavor Energy Resources L.P. | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,960 | 8,982 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 450 | 17.5 | 500 S |
| 5.5 | 4,489 | 7.875 | 690 S |
| 2.875 | 8,966 | — | — |
| 8.625 | 9,350 | 12.25 | 790 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 | Jul 27, 1982 | — |
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 42-305-30274 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-305-30274 → 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/30530274, documented in the API reference.