WELL · 42-135-35032 · DISTRICT 8
Cowden Ranch -7- #1
Ector County · Cowden (Cisco) field · Vertical
Cowden Ranch -7- #1 (API 42-135-35032) is a well in Ector County operated by Rust Oil Corp., completed October 20, 1985.
The RRC has issued 2 drilling permits between 1985 and 2025, permitted to 9,500 ft.
Completion filings report 4 formation tops, including Grayburg, San Andres, Glorieta, Wolfcamp.
Its 2 leases have reported 398K barrels of oil and 542K mcf of gas since January 1993, last reporting in July 2026. The leases carry 9 wells, so these are lease totals, not this well alone.
Operator of record
Fort Worth, TX · P-5 Y, filed Jul 4, 2026 · 317 permits on file · (817) 996-4619
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Rust Oil Corp. |
| Production reports | Rust Oil Corp.through Apr 2026 |
| Latest permit | Rust Oil Corp.Aug 29, 2025 |
- 9,500
- total depth, ft
- 2
- permits on file
- Aug 29, 2025
- last permit issued
- Oct 20, 1985
- completed
- 398K
- cumulative oil, bbl
- 542K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- Oct 20, 1985
- Shut in
- —
- Plugged
- —
Surface location
31.855376, -102.524905
OpenStreetMap → · Google Maps →
Permit surface location from the RRC GIS record, in Ector County.
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 9 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| Cowden Ranch -7- O-10-30181 | Cowden (Cisco) | Rust Oil Corp. | 8 | 398K | 542K | Jan 1993 – Jul 2026 |
| Cowden Ranch '7A' O-10-64373 | Cowden (Wolfcamp) | Rust Oil Corp. | 1 | 202 | 0 | Oct 2025 – Jul 2026 |
Oil, barrels lease total
Last 12 months 1,656 · prior 12 1,790(-7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Rust Oil Corp.Jan 1993 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 907215-99 | Recompletion | Rust Oil Corp. | Apr 3, 2025 | Aug 29, 2025 | Sep 4, 1985 | 9,200 |
| 280721-99 | Drill | Rust Oil Corp. | Jul 19, 1985 | Jul 22, 1985 | — | 9,500 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — O-10-30181 | — | — | — | — |
| — | — O-10-64373 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 3,015 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Grayburg | 3,600 | -585 |
| San Andres | 4,228 | -1,213 |
| San AndresTOP SAN ANDRES | 4,228 | -1,213 |
| Glorieta | 5,400 | -2,385 |
| WolfcampTOP WOLFCAMP | 8,054 | -5,039 |
| Wolfcamp | 8,054 | -5,039 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,080 | 8,106 | Perforated |
| 8,823 | 8,841 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 317 | 17.5 | 350 S |
| 8.625 | 4,393 | 12.25 | 1,520 S |
| 5.5 | 9,208 | 7.875 | 1,220 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 22, 2026 | Jan 8, 2026 | — |
| 00 | Nov 13, 1985 | Oct 25, 1985 | Yes |
| 00 | Nov 2, 1985 | — | — |
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 42-135-35032 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-135-35032 → 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.
Nearby wells and their tops
NEAREST 8 LOCATED WELLS WITH TOPS · WITHIN 16 KM
Draw a cross-section
This well's tops beside its 5 nearest neighbours, subsea-aligned so they line up regardless of surface terrain.
Cowden42-135-43609
1.4 KM · Zarvona Energy LLC · Section with this well →
| Grayburg | 3,360 | -354 |
| Glorieta | 5,273 | -2,267 |
| Tubb | 5,673 | -2,667 |
| Clear Fork | — | |
| Yates | — | |
| Seven Rivers | — | |
| Santa Rosa | — | |
| San Andres | — |
10 TOPS · FIRST 8
Cowden Ranch '6A'42-135-35643
1.4 KM · Rust Oil Corp. · Section with this well →
| Grayburg | 3,600 | -599 |
| San Andres | 4,042 | -1,041 |
| Clear Fork | 5,266 | -2,265 |
| Glorieta | 5,400 | -2,399 |
Cowden Ranch '6A'42-135-35987
1.9 KM · Rust Oil Corp. · Section with this well →
| Santa Rosa | 1,300 | 1,706 |
| Yates | 2,700 | 306 |
| Seven Rivers | 2,900 | 106 |
| Queen | 3,100 | -94 |
| Grayburg | 3,600 | -594 |
| San Andres | 4,065 | -1,059 |
| San Andres | 4,800 | -1,794 |
| Holt | 5,200 | -2,194 |
11 TOPS · FIRST 8
Cowden42-135-43674
2.7 KM · Zarvona Energy LLC · Section with this well →
| Queen | 3,680 | -659 |
| Grayburg | 3,980 | -959 |
| San Andres | 4,320 | -1,299 |
| Glorieta | 5,260 | -2,239 |
| Tubb | 5,680 | -2,659 |
| Holt | — | |
| Clear Fork | — | |
| Santa Rosa | — |
10 TOPS · FIRST 8
Cowden42-135-43552
2.7 KM · Novo Oil & Gas Texas, LLC · Section with this well →
| Yates | 3,787 | -773 |
| Seven Rivers | 4,786 | -1,772 |
| Queen | 4,996 | -1,982 |
| Grayburg | 5,284 | -2,270 |
| San Andres | 5,669 | -2,655 |
| Glorieta | 6,205 | -3,191 |
| Clear Fork | 6,405 | -3,391 |
| Santa Rosa | — |
10 TOPS · FIRST 8
Cowden 942-135-43511
3.5 KM · Raptor Petroleum Develop, LLC · Section with this well →
| Santa Rosa | 1,382 | 1,592 |
| Yates | 2,842 | 132 |
| Seven Rivers | 3,065 | -91 |
| Queen | 3,750 | -776 |
| Grayburg | 4,028 | -1,054 |
Sweet Melissa42-135-43810
3.7 KM · Ares Energy, Ltd. · Section with this well →
| Yates | 2,843 | 164 |
| Seven Rivers | 3,225 | -218 |
| Queen | 3,442 | -435 |
| Grayburg | 3,777 | -770 |
| San Andres | 3,976 | -969 |
| Glorieta | 5,361 | -2,354 |
| Clear Fork | 5,554 | -2,547 |
| Santa Rosa | — |
10 TOPS · FIRST 8
Katy Unit42-135-44016
4.9 KM · Ares Energy, Ltd. · Section with this well →
| Yates | 2,830 | 216 |
| Queen | 3,430 | -384 |
| Grayburg | 3,980 | -934 |
| San Andres | 4,283 | -1,237 |
| Glorieta | 5,348 | -2,302 |
| Clear Fork | 5,763 | -2,717 |
| Holt | — | |
| Santa Rosa | — |
10 TOPS · FIRST 8
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/13535032, documented in the API reference.