WELL · 42-067-30425 · DISTRICT 6
Simpson D #4
Cass County · Avinger (Pettit) field · Vertical
Simpson D #4 (API 42-067-30425) is a plugged well in Cass County, plugged July 13, 2007, last operated by Buffco Production Inc..
The RRC has issued one drilling permit, issued June 21, 1983, permitted to 8,300 ft.
It was permitted by Txo Production Corp. and has since transferred to Buffco Production Inc. on the wellbore schedule.
Its lease has reported 112K barrels of oil and 27.1K mcf of gas since January 1993, last reporting in August 2018. The lease carries 3 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by TXO Production Corp.; the EWA schedule now lists a different operator.
- Based in
- Longview, TX
- P-5 status
- Active (A)
- P-5 last filed
- Nov 14, 2025
- Permits on file
- 397
- Phone
- (903) 988-8199
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Buffco Production Inc. |
| Production reports | Buffco Production Inc.through May 2016 |
| Latest permit | TXO Production Corp.Jun 21, 1983 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,300
- total depth, ft
- 1
- permits on file
- Jun 21, 1983
- last permit issued
- Aug 18, 1983
- completed
- 112K
- cumulative oil, bbl
- 27.1K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Aug 2018
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Aug 18, 1983
- Shut in
- —
- Plugged
- Jul 13, 2007
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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Simpson "D" O-6-10933 | Avinger (Pettit) | Buffco Production Inc. | 3 | 112K | 27.1K | Jan 1993 – Aug 2018 |
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.
- 1Marathon Oil CompanyJan 1993 → Jan 2000
- 2Matador Operating CompanyFeb 2000 → Jul 2003
- 3Brown, Tom Inc.Aug 2003 → Dec 2004
- 4Encana Oil & Gas(usa) Inc.Jan 2005 → Aug 2010
- 5Buffco Production Inc.Nov 2010 → May 2016
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 198925-99 | Drill | TXO Production Corp. | Jun 21, 1983 | Jun 21, 1983 | — | 8,300 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Aug 18, 1983 | Simpson D O-6-10933 | Avinger (Pettit) | Buffco Production Inc. | Plugged | — |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,508 | 7,510 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 1,266 | 11 | 450 S |
| 2.375 | 7,429 | — | — |
| 4.5 | 7,800 | 7.875 | 500 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 | Sep 1, 1983 | — |
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 42-067-30425 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-067-30425 → 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/06730425, documented in the API reference.