WELL · 42-399-32926 · DISTRICT 7
Grindstaff #4
Runnels County · Vertical
Grindstaff #4 (API 42-399-32926) is a permitted well in Runnels County filed by Midstates Oil Company; no completion report is on file yet.
The RRC has issued 5 drilling permits between 1983 and 1990, permitted to 4,450 ft.
Completion filings report 9 formation tops, including Palo Pinto, Capps, Goen, Gardner Lime.
Its 2 leases have reported 39.8K barrels of oil and 43.8K mcf of gas since January 1993, last reporting in July 2026. The leases carry 7 wells, so these are lease totals, not this well alone.
Operator of record
Oklahoma City, OK · P-5 Y, filed Jun 15, 1991 · 108 permits on file
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | none |
| Production reports | 3-D Oil & Gasthrough Dec 2011 |
| Latest permit | Midstates Oil CompanyOct 22, 1990 |
- 4,450
- total depth, ft
- 5
- permits on file
- Oct 22, 1990
- last permit issued
- —
- completed
- 39.8K
- cumulative oil, bbl
- 43.8K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 |
|---|---|---|---|---|---|---|
| Grindstaff O-9-11148 | Beddo | 3-D Oil & Gas | 4 | 27.8K | 34.2K | Jan 1993 – Jul 2026 |
| Grindstaff O-9-12875 | McLarty (Goen) | Deltex Minerals Inc. | 3 | 12K | 9.63K | Jan 1993 – Sep 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.
- 1Finlay Energy, Inc.Jan 1993 → Jul 1994
- 2Xeric Oil & Gas CorporationAug 1994 → Oct 1996
- 3Cheetah Investments, Inc.Nov 1996 → Dec 2001
- 43-D Oil & GasApr 1997 → Dec 2011
- 5Deltex Minerals Inc.Dec 2002 → Dec 2009
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 379481-99 | Recompletion | Midstates Oil Company | Oct 15, 1990 | Oct 22, 1990 | Apr 19, 1991 | 4,450 |
| 321682-99 | Recompletion | Midstates Oil Company | Oct 9, 1986 | Dec 1, 1986 | — | 4,450 |
| 273818-99 | Recompletion | Midstates Oil Company | Apr 29, 1985 | Apr 30, 1985 | — | 4,450 |
| 265138-99 | Recompletion | Midstates Oil Company | Jan 24, 1985 | Jan 25, 1985 | — | 4,450 |
| 212814-99 | Drill | Midstates Oil Company | Aug 31, 1983 | Sep 16, 1983 | Jan 20, 1984 | 4,450 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-9-11148 | — | — | — | — |
| — | — O-9-12875 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,741 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Palo Pinto | 3,286 | -1,545 |
| Capps | 3,518 | -1,777 |
| Goen | 3,722 | -1,981 |
| Gardner Lime | 3,880 | -2,139 |
| Gardner LM | 3,880 | -2,139 |
| Gardner Sand | 3,918 | -2,177 |
| Gardner SD | 3,918 | -2,177 |
| Caddo | 4,104 | -2,363 |
| Ellenburger | 4,318 | -2,577 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 3,531 | 3,546 | Perforated |
| 3,725 | 3,732 | Perforated |
| 3,902 | 3,907 | Perforated |
| 4,180 | 4,186 | Perforated |
| — | 4,186 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 210 | 11 | 125 S |
| 4.5 | 4,577 | 7.875 | 450 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 22, 1991 | May 6, 1991 | Yes |
| 00 | May 15, 1991 | Mar 23, 1987 | Yes |
| 00 | Apr 9, 1987 | Mar 23, 1987 | Yes |
| 00 | Mar 12, 1985 | Jan 30, 1985 | — |
| 00 | Feb 7, 1985 | — | — |
| 00 | Apr 3, 1984 | Mar 12, 1984 | — |
| 00 | Mar 17, 1984 | Mar 12, 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 42-399-32926 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-399-32926 → 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/39932926, documented in the API reference.