WELL · 42-093-31575 · DISTRICT 7
Griffin a Unit #1
Comanche County · Downing (Mississippian Reef) field · Producing · Vertical
Griffin A Unit #1 (API 42-093-31575) is a well in Comanche County operated by Interstate Explorations LLC, completed December 27, 2013 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued October 26, 2013, permitted to 3,200 ft.
It was permitted by Arnot Oil Company, LLC and has since transferred to Interstate Explorations LLC on the wellbore schedule.
Completion filings report 2 formation tops, including Marble Falls, Mississippian.
Its lease has reported 72.5K barrels of oil and 13.8K mcf of gas since December 2013, last reporting in July 2026.
Operator of record
Permitted by Arnot Oil Company, LLC; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Feb 4, 2026 · 129 permits on file · (254) 442-1057
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Interstate Explorations LLC |
| Production reports | Arnot Oil Company, LLCthrough Feb 2026 |
| Latest permit | Arnot Oil Company, LLCOct 26, 2013 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 3,200
- total depth, ft
- 1
- permits on file
- Oct 26, 2013
- last permit issued
- Dec 27, 2013
- completed
- 72.5K
- cumulative oil, bbl
- 13.8K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 2013 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Dec 27, 2013
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: X
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 |
|---|---|---|---|---|---|---|
| Griffin 'a' Unit O-8-31358 | Downing (Mississippian Reef) | Interstate Explorations LLC | 1 | 72.5K | 13.8K | Dec 2013 – Jul 2026 |
Oil, barrels lease total
Last 12 months 740 · prior 12 1,357(-45%)
Gas, mcf lease total
Last 12 months 5 · prior 12 7(-29%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Arnot Oil Company, LLCJan 2014 → Feb 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 772103-99 | Drill | Arnot Oil Company, LLC | Oct 18, 2013 | Oct 26, 2013 | Nov 12, 2013 | 3,200 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-8-31358 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 1,251 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Marble Falls | 2,630 | -1,379 |
| Mississippian | 2,712 | -1,461 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 2,772 | 2,786 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 8.625 | 294 | 12.25 | 200 S |
| 5.5 | 2,772 | 7.875 | 95 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 10, 2014 | Jan 9, 2014 | 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 42-093-31575 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-093-31575 → 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/09331575, documented in the API reference.