WELL · 42-431-31866 · DISTRICT 8
William L. Foster II #1
Sterling County · China Draw (Wolfcamp) field · Vertical
William L. Foster II #1 (API 42-431-31866) is a plugged well in Sterling County, plugged July 26, 1996, last operated by J. B. Roustabout Service CO Inc..
The RRC has issued one drilling permit, issued August 7, 1987, permitted to 8,500 ft.
It was permitted by Farmers Oil Company and has since transferred to J. B. Roustabout Service CO Inc. on the wellbore schedule.
Completion filings report 6 formation tops, including San Andres, Glorieta, Clear Fork, Coleman Junction.
Its lease has reported 6 barrels of oil and 8 mcf of gas since January 1993, last reporting in August 2003.
Operator of record
J. B. Roustabout Service Co Inc.
Permitted by Farmers Oil Company; the EWA schedule now lists a different operator.
Midland, TX · P-5 Y, filed Jan 3, 2003
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | J. B. Roustabout Service Co Inc. |
| Production reports | Thoroughgood Operating Companythrough Feb 1993 |
| Latest permit | Farmers Oil CompanyAug 7, 1987 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,500
- total depth, ft
- 1
- permits on file
- Aug 7, 1987
- last permit issued
- Jan 4, 1989
- completed
- 6
- cumulative oil, bbl
- 8
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2003
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Jan 4, 1989
- Shut in
- —
- Plugged
- Jul 26, 1996
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 |
|---|---|---|---|---|---|---|
| William L. Foster II O-10-32209 | China Draw (Wolfcamp) | J. B. Roustabout Service Co,inc. | 1 | 6 | 8 | Jan 1993 – Aug 2003 |
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.
- 1Thoroughgood Operating CompanyFeb 1993 → Feb 1993
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 334032-99 | Drill | Farmers Oil Company | Aug 5, 1987 | Aug 7, 1987 | — | 8,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-32209 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,424 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San Andres | 1,032 | 1,392 |
| Glorieta | 1,180 | 1,244 |
| Clear ForkCLEARFORK | 1,881 | 543 |
| Coleman Junction | 3,842 | -1,418 |
| Putnam | 4,110 | -1,686 |
| Moran Cycle | 4,298 | -1,874 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 4,261 | 4,281 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 855 | 12.5 | 500 S |
| 5.5 | 5,425 | 7.875 | 900 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 | May 4, 1989 | Apr 6, 1989 | Yes |
| 00 | Apr 21, 1989 | — | — |
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 42-431-31866 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-431-31866 → 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/43131866, documented in the API reference.