WELL · 42-227-35251 · DISTRICT 8
Adams 38 #3R
Howard County · Knott West (Spraberry) field · Vertical
Adams 38 #3R (API 42-227-35251) is a plugged well in Howard County, plugged August 9, 2011, last operated by Cobra Oil & Gas Corporation.
The RRC has issued 2 drilling permits between 1997 and 2008, permitted to 10,000 ft.
Completion filings report 13 formation tops, including Rustler, Yates, Seven Rivers, Queen.
Its 2 leases have reported 34.7K barrels of oil and 33.7K mcf of gas since December 1997, last reporting in January 2014. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Wichita Falls, TX · P-5 Y, filed Dec 4, 2025 · 778 permits on file · (940) 720-2597
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Cobra Oil & Gas Corporation |
| Production reports | Cobra Oil & Gas Corporationthrough Sep 2011 |
| Latest permit | Cobra Oil & Gas CorporationJan 11, 2008 |
- 10,000
- total depth, ft
- 2
- permits on file
- Jan 11, 2008
- last permit issued
- Mar 10, 2008
- completed
- 34.7K
- cumulative oil, bbl
- 33.7K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Dec 1997 THROUGH Jan 2014
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Mar 10, 2008
- Shut in
- —
- Plugged
- Aug 9, 2011
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 3 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Adams 38 O-10-35581 | Adams 31 (Canyon Reef) | Cobra Oil & Gas Corporation | 1 | 1.09K | 0 | Dec 1997 – Jan 2014 |
| Adams 38 O-10-38783 | Knott, West (Spraberry) | Cobra Oil & Gas Corporation | 2 | 33.6K | 33.7K | Jul 2007 – Jan 2014 |
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.
- 1Brigham Oil & Gas, L.P.Dec 1997 → Apr 1998
- 2Cobra Oil & Gas CorporationJul 2007 → Sep 2011
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 650475-99 | Recompletion | Cobra Oil & Gas Corporation | Nov 30, 2007 | Jan 11, 2008 | Dec 30, 2007 | 9,200 |
| 467465-99 | Drill | Brigham Oil & Gas, L.P. | Sep 11, 1997 | Sep 11, 1997 | Oct 18, 1997 | 10,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-35581 | — | — | — | — |
| — | — O-10-38783 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,690 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 1,425 | 1,265 |
| Yates | 2,036 | 654 |
| Seven Rivers7-RIVERS | 2,146 | 544 |
| Queen | 2,626 | 64 |
| Grayburg | 2,997 | -307 |
| San Andres | 3,206 | -516 |
| Base Clkfk | 6,492 | -3,802 |
| U. Sprby | 6,754 | -4,064 |
| L. Sprby | 7,286 | -4,596 |
| Dean | 8,089 | -5,399 |
| Wlfcmp | 8,284 | -5,594 |
| PennsylvanianPENN SH. | 9,085 | -6,395 |
| CanyonCANYON LS | 9,290 | -6,600 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 6,950 | 9,190 | Perforated |
| 9,346 | 9,371 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 12.75 | 430 | 17.5 | 375 S |
| 8.625 | 3,604 | 11 | 980 S |
| 5.5 | 9,354 | 7.875 | 755 S |
| 5.5 | — | 7.875 | 320 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 | Nov 21, 2008 | Jun 12, 2008 | Yes |
| 00 | Nov 6, 2008 | — | — |
| 00 | Feb 2, 1998 | Dec 31, 1997 | Yes |
| 00 | Jan 20, 1998 | — | — |
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 42-227-35251 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-227-35251 → 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/22735251, documented in the API reference.