WELL · 42-227-34827 · DISTRICT 8
Adams 31 #1A
Howard County · Adams 31 (Canyon Reef) field · Directional · Sidetrack
Adams 31 #1A (API 42-227-34827) is a well in Howard County operated by Cobra Oil & Gas Corporation, completed May 13, 1994.
The RRC has issued one drilling permit (amended once), issued March 14, 1994, permitted to 9,500 ft.
Completion filings report 5 formation tops, including San Andres, Spraberry, Dean, Wolfcamp.
Its lease has reported 27K barrels of oil and 16.5K mcf of gas since May 1994, last reporting in May 1998. The lease carries 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 Feb 1998 |
| Latest permit | Cobra Oil & Gas CorporationMar 14, 1994 |
- 9,500
- total depth, ft
- 2
- permits on file
- Mar 14, 1994
- last permit issued
- May 13, 1994
- completed
- 27K
- cumulative oil, bbl
- 16.5K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · May 1994 THROUGH May 1998
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- May 13, 1994
- 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 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 |
|---|---|---|---|---|---|---|
| Adams 31 O-10-34226 | Adams 31 (Canyon Reef) | Cobra Oil & Gas Corporation | 3 | 27K | 16.5K | May 1994 – May 1998 |
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.
- 1Cobra Oil & Gas CorporationMay 1994 → Feb 1998
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 421981-98 | Drill · sidetrack | Cobra Oil & Gas Corporation | Apr 8, 1994 | Mar 14, 1994 | — | 9,500 |
| 421981-99 | Drill | Cobra Oil & Gas Corporation | Mar 14, 1994 | Mar 14, 1994 | Mar 19, 1994 | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-34226 | — | — | — | — |
| — | — O-10-34226 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,738 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| San Andres | 3,265 | -527 |
| SpraberryUPPER SPRABERRY | 6,700 | -3,962 |
| SpraberryLOWER SPRABERRY | 7,246 | -4,508 |
| Dean | 8,039 | -5,301 |
| Wolfcamp | 8,230 | -5,492 |
| Pennsylvanian | 8,957 | -6,219 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 9,113 | 9,135 | Open hole |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 12.75 | 347 | 17.5 | 370 S |
| 8.625 | 3,600 | 11 | 1,740 S |
| 5.5 | 9,113 | 7.875 | 400 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 | Oct 17, 1995 | May 25, 1994 | Yes |
| 00 | Oct 25, 1994 | May 25, 1994 | Yes |
| 00 | Aug 8, 1994 | — | — |
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 42-227-34827 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-227-34827 → 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/22734827, documented in the API reference.