WELL · 42-105-35802 · DISTRICT 7
University 15 #1
Crockett County · Block 38 (Ellenburger) field · Vertical
University 15 #1 (API 42-105-35802) is a permitted well in Crockett County filed by R K Petroleum Corporation; no completion report is on file yet.
The RRC has issued one drilling permit, issued April 13, 1990, permitted to 8,400 ft.
It was permitted by R K Petroleum Corporation and has since transferred to Rim Operating Inc. on the wellbore schedule.
Completion filings report 6 formation tops, including Grayburg, Spraberry, Dean, Wolfcamp.
Its 3 leases have reported 31.9K barrels of oil and 260K mcf of gas since January 1993, last reporting in July 2026. The leases carry 3 wells, so these are lease totals, not this well alone.
Operator of record
Permitted by R K Petroleum Corporation; the EWA schedule now lists a different operator.
Englewood, CO · P-5 Y, filed Apr 4, 2026 · 35 permits on file · (303) 883-4043
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | Rim Operating Inc. |
| Production reports | Petx Operating LLCthrough Apr 2026 |
| Latest permit | R K Petroleum CorporationApr 13, 1990 |
The sources disagree, which usually means a transfer or a lease-level production filing by a different entity. Petrora goes with the schedule.
- 8,400
- total depth, ft
- 1
- permits on file
- Apr 13, 1990
- last permit issued
- —
- completed
- 31.9K
- cumulative oil, bbl
- 260K
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Jul 2026
Regulatory status · RRC wellbore file
- Schedule
- OFF SCHEDULE
- Completed
- —
- 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 3 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 |
|---|---|---|---|---|---|---|
| University 15 O-9-15434 | Block 38 (Ellenburger) | Petx Operating LLC | 1 | 24.1K | 193K | Jul 2003 – Jul 2026 |
| University 15 G-9-166351 | Block 38 (Ellenburger) | Rim Operating, Inc. | 1 | 0 | 22.5K | Nov 1997 – Oct 2003 |
| University -15- O-9-12840 | Block 38 (Ellenburger) | Aratex Production Company | 1 | 7.85K | 45K | Jan 1993 – Apr 1998 |
Gas, mcf lease total
Last 12 months 2,869 · prior 12 6,010(-52%)
Oil, barrels lease total
Last 12 months 666 · prior 12 621(+7%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1R K Petroleum Corp.Jan 1993 → Jan 1996
- 2Aratex Production CompanyFeb 1996 → Dec 2002
- 3Barrett, Bill CorporationJan 2003 → May 2003
- 4Rim Operating, Inc.Jun 2003 → Nov 2008
- 5Osborn Heirs CompanyDec 2008 → May 2023
- 6Iron Orchard Operating LLCJun 2023 → May 2025
- 7Petx Operating LLCJun 2025 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 372057-99 | Drill | R K Petroleum Corporation | Apr 11, 1990 | Apr 13, 1990 | — | 8,400 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| — | — G-9-166351 | — | — | — | — |
| — | — O-9-12840 | — | — | — | — |
| — | — O-9-15434 | — | — | — | — |
Formation tops
As filed on W-2/G-1. Subsea from 2,555 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Grayburg | 1,006 | 1,549 |
| Spraberry | 4,552 | -1,997 |
| Dean | 5,500 | -2,945 |
| Wolfcamp | 5,624 | -3,069 |
| PennsylvanianPENN DET. | 8,226 | -5,671 |
| Ellenburger | 8,280 | -5,725 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,276 | 8,352 | Perforated |
| 8,289 | 8,344 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 684 | 17.5 | 600 S |
| 8.625 | 2,216 | 11 | 500 S |
| 5.5 | 8,568 | 7.875 | 850 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 | Aug 12, 2003 | Jul 21, 2003 | — |
| 00 | Aug 1, 2003 | — | — |
| 00 | Feb 6, 1998 | — | — |
| 00 | Jun 12, 1990 | Jun 1, 1990 | Yes |
| 00 | Jun 7, 1990 | — | — |
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 42-105-35802 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-105-35802 → 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/10535802, documented in the API reference.