WELL · 42-211-31501 · DISTRICT 10
Shaller Frank J. #4
Hemphill County · Big Timber Creek (Douglas) field · Vertical
Shaller Frank J. #4 (API 42-211-31501) is a plugged well in Hemphill County, plugged October 7, 1999, last operated by BP America Production Company.
The RRC has issued one drilling permit, issued February 3, 1982, permitted to 7,650 ft.
It was permitted by Diamond Chemicals Company and has since transferred to BP America Production Company on the wellbore schedule.
Its lease has reported 8.05K barrels of oil and 280K mcf of gas since January 1993, last reporting in May 2016. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Diamond Chemicals Company; the EWA schedule now lists a different operator.
Denver, CO · P-5 Y, filed May 4, 2026 · 1,623 permits on file · (720) 439-5104
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | BP America Production Company |
| Production reports | BP America Production Companythrough May 2014 |
| Latest permit | Diamond Chemicals CompanyFeb 3, 1982 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 7,650
- total depth, ft
- 1
- permits on file
- Feb 3, 1982
- last permit issued
- Mar 18, 1982
- completed
- 8.05K
- cumulative oil, bbl
- 280K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH May 2016
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 18, 1982
- Shut in
- —
- Plugged
- Oct 7, 1999
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 |
|---|---|---|---|---|---|---|
| Shaller, Frank J. O-14-4949 | Big Timber Creek (Douglas) | BP America Production Company | 2 | 8.05K | 280K | Jan 1993 – May 2016 |
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.
- 1Maxus Exploration CompanyJan 1993 → Jan 1995
- 2Midgard Energy CompanyFeb 1995 → Sep 1997
- 3Crescendo Resources, L.P.Oct 1997 → Mar 2000
- 4Amoco Production CompanyApr 2000 → Dec 2001
- 5BP America Production CompanyJan 2002 → Feb 2012
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 149830-99 | Drill | Diamond Chemicals Company | Feb 3, 1982 | Feb 3, 1982 | — | 7,650 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-14-4949 | — | — | — | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,472 | 7,532 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,390 | 12.25 | 1,000 S |
| 2.375 | 7,432 | — | — |
| 5.5 | 7,635 | 7.875 | 200 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 | Mar 14, 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 42-211-31501 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-211-31501 → 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/21131501, documented in the API reference.