WELL · 42-173-31587 · DISTRICT 8
Exilde #1
Glasscock County · St. Lawrence NE. (Leonard) field · Shut IN · Vertical
Exilde #1 (API 42-173-31587) is a well in Glasscock County operated by Extex Operating Company, completed September 14, 1984 and listed as shut in on the RRC schedule.
The RRC has issued one drilling permit, issued April 6, 1984, permitted to 11,000 ft.
It was permitted by Transierra Exploration Corp. and has since transferred to Extex Operating Company on the wellbore schedule.
Completion filings report 8 formation tops, including San Andres, U. Spraberry, L. Spraberry, Dean.
Its lease has reported 59.5K barrels of oil and 10.3K mcf of gas since January 1993, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Transierra Exploration Corp.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Nov 4, 2025 · 117 permits on file · (713) 870-4327
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Extex Operating Company |
| Production reports | Legacy Reserves Operating LPthrough Apr 2020 |
| Latest permit | Transierra Exploration Corp.Apr 6, 1984 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 11,000
- total depth, ft
- 1
- permits on file
- Apr 6, 1984
- last permit issued
- Sep 14, 1984
- completed
- 59.5K
- cumulative oil, bbl
- 10.3K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Sep 14, 1984
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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; they carry 2 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Exilde O-10-29255 | St. Lawrence, NE. (Leonard) | Extex Operating Company | 2 | 59.5K | 10.3K | Jan 1993 – Jul 2026 |
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.
- 1Brothers Production Company Inc.Jan 1993 → Mar 2006
- 2Legacy Reserves Operating LPApr 2006 → Apr 2020
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 234732-99 | Drill | Transierra Exploration Corp. | Apr 5, 1984 | Apr 6, 1984 | Apr 22, 1984 | 11,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-29255 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,705 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San Andres | 2,632 | 73 |
| U. Spraberry | 5,905 | -3,200 |
| L. Spraberry | 6,403 | -3,698 |
| Dean | 7,483 | -4,778 |
| Wlfcp | 7,638 | -4,933 |
| Strawn | 9,752 | -7,047 |
| Fslmn | 10,528 | -7,823 |
| Ellenb | 10,673 | -7,968 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,133 | 7,185 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 1,090 | 17.5 | 968 S |
| 9.625 | 7,694 | 12.25 | 530 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 | Oct 25, 1984 | Oct 3, 1984 | — |
| 00 | Oct 16, 1984 | — | — |
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 42-173-31587 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-173-31587 → 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/17331587, documented in the API reference.