WELL · 42-165-35210 · DISTRICT 8
Cunningham H. D. #1
Gaines County · Salisbury (L. Leonard Sd.) field · Producing · Vertical
Cunningham H. D. #1 (API 42-165-35210) is a well in Gaines County operated by Extex Operating Company, completed August 17, 1997 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit (amended once), issued July 2, 1997, permitted to 8,000 ft.
It was permitted by Maralo, Inc. and has since transferred to Extex Operating Company on the wellbore schedule.
Completion filings report 3 formation tops, including Yates, San Andres, Lwr Leonard.
Its lease has reported 108K barrels of oil and 97.7K mcf of gas since August 1997, last reporting in July 2026.
Operator of record
Permitted by Maralo, Inc.; the EWA schedule now lists a different operator.
Houston, TX · P-5 Y, filed Nov 4, 2025 · 117 permits on file · (713) 870-4327
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Extex Operating Company |
| Production reports | Extex Operating Companythrough Apr 2026 |
| Latest permit | Maralo, Inc.Jul 2, 1997 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,000
- total depth, ft
- 2
- permits on file
- Jul 2, 1997
- last permit issued
- Aug 17, 1997
- completed
- 108K
- cumulative oil, bbl
- 97.7K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Aug 1997 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Aug 17, 1997
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active
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 |
|---|---|---|---|---|---|---|
| Cunningham, H. D. O-11-67773 | Salisbury (L. Leonard Sd.) | Extex Operating Company | 1 | 108K | 97.7K | Aug 1997 – Jul 2026 |
Oil, barrels lease total
Last 12 months 862 · prior 12 1,036(-17%)
Gas, mcf lease total
Last 12 months 308 · prior 12 37(+732%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Maralo, Inc.Aug 1997 → Dec 1998
- 2Maralo, LLCJan 1999 → Nov 2004
- 3COG Operating LLCDec 2004 → Dec 2012
- 4Legacy Reserves Operating LPJan 2013 → Jan 2021
- 5Extex Operating CompanyFeb 2021 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 464508-98 | Drill | Maralo, Inc. | Aug 27, 1997 | Jul 2, 1997 | Jul 20, 1997 | 8,000 |
| 464508-99 | Drill | Texaco E & P Inc. | Jul 2, 1997 | Jul 2, 1997 | — | 8,000 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-11-67773 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,568 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Yates | 3,520 | 48 |
| San Andres | 5,390 | -1,822 |
| LWR Leonard | 7,588 | -4,020 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 7,590 | 7,629 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 395 | 17.5 | 400 S |
| 8.625 | 2,377 | 12.5 | 1,000 S |
| 5.5 | 8,016 | 7.875 | 1,482 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 1, 1997 | Aug 28, 1997 | Yes |
| 00 | Sep 15, 1997 | — | — |
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 42-165-35210 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-165-35210 → 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/16535210, documented in the API reference.