TEXAS · WELLS · MARTIN COUNTY · GRISHAM 21 LEASE · API 42-317-38612 · DISTRICT 7B
Grisham 21 #1
Martin County · Spraberry (Trend Area) field · Shut In · Vertical
Grisham 21 #1 (API 42-317-38612) is a well in Martin County operated by Diamondback E&P LLC, completed August 24, 2013 and listed as shut in on the RRC schedule, shut in July 1, 2024.
The RRC has issued one drilling permit, issued April 10, 2013, permitted to 12,048 ft.
It was permitted by Parsley Energy Operations, LLC and has since transferred to Diamondback E&P LLC on the wellbore schedule.
Completion filings report 4 formation tops, including Spraberry, Strawn, Atoka, Mississippian.
Its lease has reported 54.3K barrels of oil and 143K mcf of gas since August 2013, last reporting in July 2026. The lease carries 2 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by Parsley Energy Operations, LLC; the EWA schedule now lists a different operator.
- Based in
- Midland, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- May 4, 2026
- Permits on file
- 5,243
- Phone
- (432) 221-7400
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Diamondback E&P LLC |
| Production reports | Diamondback E&P LLCthrough Jan 2026 |
| Latest permit | Parsley Energy Operations, LLCApr 10, 2013 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 12,048
- total depth, ft
- 1
- permits on file
- Apr 10, 2013
- last permit issued
- Aug 24, 2013
- completed
- 54.3K
- cumulative oil, bbl
- 143K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 2013 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Aug 24, 2013
- Shut in
- Jul 1, 2024
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 |
|---|---|---|---|---|---|---|
| Grisham 21 O-10-44336 | Spraberry (Trend Area) | Diamondback E&P LLC | 2 | 54.3K | 143K | Aug 2013 – Jul 2026 |
Oil, barrels lease total
Last 12 months 16 · prior 12 85(-81%)
Gas, mcf lease total
Last 12 months 0 · prior 12 65(-100%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Parsley Energy Operations, LLCAug 2013 → Oct 2018
- 2QEP Energy CompanyNov 2018 → Sep 2021
- 3Diamondback E&P LLCDec 2021 → Jan 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 759790-99 | Drill | Parsley Energy Operations, LLC | Mar 30, 2013 | Apr 10, 2013 | May 16, 2013 | 13,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Aug 24, 2013 | Grisham 21 O-10-44336 | Spraberry (Trend Area) | Diamondback E&P LLC | Shut In · shut in Jul 1, 2024 | 12,048 |
Formation tops
As filed on W-2/G-1. Subsea from 2,822 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Spraberry | 10,206 | -7,384 |
| Strawn | 10,382 | -7,560 |
| Atoka | 10,578 | -7,756 |
| Mississippian | 10,780 | -7,958 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 10,206 | 11,460 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 12.75 | 330 | 17.5 | 369 S |
| 8.625 | 5,000 | 11 | 620 S |
| 5.5 | 12,048 | 7.875 | 1,468 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 | Mar 27, 2014 | Oct 30, 2013 | Yes |
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 42-317-38612 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-317-38612 → scanned completion filings
Log images are in archives with no per-well link: the RRC's Neubus archive (2004 onward) and the University Lands library. 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/31738612, documented in the API reference.