WELL · 42-003-37391 · DISTRICT 8
Ralph -13- #1
Andrews County · Fullerton field · Vertical
Ralph -13- #1 (API 42-003-37391) is a well in Andrews County operated by Sonat Exploration CO. - Midland, completed July 29, 1994.
The RRC has issued one drilling permit (amended once), issued December 22, 1993, permitted to 7,200 ft.
It was permitted by Enertex, Inc. and has since transferred to Sonat Exploration CO. - Midland on the wellbore schedule.
Completion filings report 2 formation tops, including Lo Clearfork, Wichita-Albany.
Its 2 leases have reported 255K barrels of oil and 496K mcf of gas since July 1994, last reporting in July 2026. The leases carry 7 wells, so these are lease totals, not this well alone.
Operator of record
Sonat Exploration Co. - Midland
Permitted by Enertex, Inc.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Sep 30, 1999 · 122 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Sonat Exploration Co. - Midland |
| Production reports | Olsen Energy Inc.through Apr 2026 |
| Latest permit | Lone Star Oil & GasDec 22, 1993 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,200
- total depth, ft
- 2
- permits on file
- Dec 22, 1993
- last permit issued
- Jul 29, 1994
- completed
- 255K
- cumulative oil, bbl
- 496K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jul 1994 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jul 29, 1994
- 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 2 leases this well is completed on; they carry 7 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Ralph O-10-34420 | Fullerton | Olsen Energy Inc. | 6 | 252K | 495K | Mar 1995 – Jul 2026 |
| Ralph -13- O-10-34256 | Fullerton | Sonat Exploration Co. - Midland | 1 | 3.58K | 863 | Jul 1994 – May 1995 |
Oil, barrels lease total
Last 12 months 1,696 · prior 12 2,093(-19%)
Gas, mcf lease total
Last 12 months 0 · prior 12 2,841(-100%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Sonat Exploration Company -TylerJul 1994 → Nov 1994
- 2Sonat Exploration Co. - MidlandDec 1994 → Dec 1996
- 3Primal Energy CorporationJan 1997 → Dec 2001
- 4Scythian, Ltd.Jan 2002 → Apr 2006
- 5Endeavor Energy Resources L.P.May 2006 → Nov 2023
- 6Silver Cross Energy Partners LLCDec 2023 → Dec 2024
- 7Olsen Energy Inc.Jan 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 419442-98 | Drill | Enertex, Inc. | Mar 24, 1994 | Dec 22, 1993 | Apr 21, 1994 | 7,200 |
| 419442-99 | Drill | Lone Star Oil & Gas | Dec 17, 1993 | Dec 22, 1993 | — | 7,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-34256 | — | — | — | — |
| — | — O-10-34420 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,332 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| LO Clearfork | 6,652 | -3,320 |
| Wichita-AlbanyWICHITA | 7,150 | -3,818 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,902 | 7,014 | Perforated |
| 7,078 | 7,142 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,642 | 12.25 | 850 S |
| 5.5 | 7,200 | 7.875 | 325 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 17, 1995 | Sep 6, 1994 | Yes |
| 00 | Oct 24, 1994 | Sep 6, 1994 | Yes |
| 00 | Sep 16, 1994 | — | — |
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 42-003-37391 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-003-37391 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/00337391, documented in the API reference.