TEXAS · WELLS · ANDREWS COUNTY · UNIVERSITY BLK.9 /WOLFCAMP/ UNIT LEASE · API 42-003-39148 · DISTRICT 7B
University BLK.9 /Wolfcamp/ Unit #12C
Andrews County · University Block 9 (Wolfcamp) field · Producing · Vertical
- Fields on the latest permit · any of 3
- Triple-N (Grayburg) · University Block 9 (Penn.) · University Block 9 (Wolfcamp)
- Not one formation; the well must be completed in one of them, and no target formation is stated.
University Blk.9 /Wolfcamp/ Unit #12C (API 42-003-39148) is a well in Andrews County operated by Xto Energy Inc., completed November 7, 2003 and listed as producing on the RRC schedule.
The RRC has issued one drilling permit, issued August 14, 2003, permitted to 9,508 ft.
Completion filings report 4 formation tops, including Rustler, Grayburg, Wolfcamp, Pennsylvanian.
Its lease has reported 3.83M barrels of oil and 7.63M mcf of gas since January 1993, last reporting volume in April 2026. The lease carries 66 wells, so these are lease totals, not this well alone.
Operator of record
- Based in
- Spring, TX
- P-5 status
- Active – Extension (X)
- P-5 last filed
- Apr 8, 2026
- Permits on file
- 16,156
- Phone
- (346) 502-1572
SOURCE · RRC EWA WELLBORE SCHEDULE
What each RRC source says
| Wellbore schedule | XTO Energy Inc. |
| Production reports | XTO Energy Inc.through Apr 2026 |
| Latest permit | XTO Energy Inc.Aug 14, 2003 |
- 9,508
- total depth, ft
- 1
- permits on file
- Aug 14, 2003
- last permit issued
- Nov 7, 2003
- completed
- 3.83M
- cumulative oil, bbl
- 7.63M
- cumulative gas, mcf
PRODUCTION FROM PDQ LEASE REPORTS · Jan 1993 THROUGH Apr 2026
Regulatory status · RRC wellbore file
- Schedule
- ON SCHEDULE
- Completed
- Nov 7, 2003
- Shut in
- —
- Plugged
- —
Operator's P-5 on the schedule: Active (A)
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 66 wells in total, so volumes are shared.Why →
| Lease | Field | Reporting operator | Wells | Oil, bbl | Gas, mcf | Reported |
|---|---|---|---|---|---|---|
| University BLK.9 /Wolfcamp/ Unit O-10-15046 | University Block 9 (Wolfcamp) | XTO Energy Inc. | 66 | 3.83M | 7.63M | Jan 1993 – Apr 2026 |
Oil, barrels lease total
Last 12 months 21,210 · prior 12 39,443(-46%)
Gas, mcf lease total
Last 12 months 111,301 · prior 12 163,635(-32%)
Chain of custody
Every operator that reported production on this well's lease, in order.
- 1Anadarko Petroleum CorporationJan 1993 → Nov 1995
- 2Cross Timbers Operating CompanyDec 1995 → May 2001
- 3XTO Energy Inc.Jun 2001 → Apr 2026
Permits
| Permit | Type | Operator | Received | Issued | Spud | Depth |
|---|---|---|---|---|---|---|
| 535316-99 | Drill | XTO Energy Inc. | Aug 14, 2003 | Aug 14, 2003 | Sep 23, 2003 | 9,350 |
Completions
| Completed | Lease | Field | Operator | Status | Depth |
|---|---|---|---|---|---|
| Nov 7, 2003 | University BLK.9 /Wolfcamp/ Unit O-10-15046 | University Block 9 (Wolfcamp) | XTO Energy Inc. | Producing | 9,508 |
Formation tops
As filed on W-2/G-1. Subsea from 3,159 ft elevation.Download CSV →
| Formation | MD ft | Subsea |
|---|---|---|
| Rustler | 1,958 | 1,201 |
| Grayburg | 4,465 | -1,306 |
| Wolfcamp | 8,394 | -5,235 |
| PennsylvanianPENN | 9,167 | -6,008 |
Perforations
Perforated and open-hole intervals.
| From | To | Type |
|---|---|---|
| 8,400 | 8,413 | Perforated |
Casing
Strings as reported, shallowest first.
| Casing in | Set at | Hole in | Cement |
|---|---|---|---|
| 13.375 | 300 | 17.5 | 425 S |
| 8.625 | 5,150 | 11 | 1,130 S |
| 5.5 | 9,506 | 7.875 | 875 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. The record date is the RRC's own date on the record, not the day the report was filed: 462,034 of the state's filings carry 1984-01-12. About these reports →
| Suffix | RRC record date | W-2 / G-1 date | Logs referenced |
|---|---|---|---|
| 00 | Sep 2, 2004 | Dec 12, 2003 | Yes |
| 00 | Jul 23, 2004 | — | — |
Well logs
The RRC's map lists this well among those with logs online. Its monthly inventories loaded here, which start in July 2006, list none for it, so none are itemized.
Open the RRC's log search for this well ↗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 42-003-39148 → W-2, G-1, plugging reports, as PDFs
- Completion packets for 42-003-39148 → scanned completion filings
The logs loaded for this well are under Well logs, with the RRC's log search for it. The University Lands library has no per-well link: then paste it into its 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/00339148, documented in the API reference.