TEXAS · WELLS · ANDREWS COUNTY · API 42-003-38502 · DISTRICT 7B

University Block 9 #8EC

Shut in

Andrews County · University Block 9 (Devonian) field · Shut In  · Horizontal

University Block 9 #8EC (API 42-003-38502) is a horizontal well in Andrews County operated by Xto Energy Inc., completed November 9, 2009 and listed as shut in on the RRC schedule, shut in November 1, 2019.

The RRC has issued 3 drilling permits (amended twice) between 1999 and 2009, permitted to 10,721 ft.

Completion filings report 8 formation tops, including Grayburg, San Andres, Tubb, Wolfcamp.

Its 2 leases have reported 10.8M barrels of oil and 14.9M mcf of gas since November 1998, last reporting in July 2026. The leases carry 88 wells, so these are lease totals, not this well alone.

Operator of record

XTO Energy Inc.

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 schedulenone
Production reportsXTO Energy Inc.through Apr 2026
Latest permitXTO Energy Inc.May 15, 2009
10,721
total depth, ft
5
permits on file
May 15, 2009
last permit issued
Nov 9, 2009
completed
10.8M
cumulative oil, bbl
14.9M
cumulative gas, mcf

PRODUCTION FROM PDQ LEASE REPORTS · Nov 1998 THROUGH Jul 2026

Regulatory status · RRC wellbore file

Schedule
ON SCHEDULE
Completed
Nov 9, 2009
Shut in
Nov 1, 2019
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 2 leases this well is completed on; they carry 88 wells in total, so volumes are shared.Why →

LeaseFieldReporting operatorWellsOil, bblGas, mcfReported
University Block 9 O-10-39152University Block 9 (Devonian)XTO Energy Inc.799.2M13.9MJan 2009 – Jul 2026
University 9 Cec O-10-35926University Block 9 (Devonian)XTO Energy Inc.91.63M1.05MNov 1998 – Apr 2009

Oil, barrels lease total

Last 12 months 2,005 · prior 12 604(+232%)

01K2K202420252026

Gas, mcf lease total

Last 12 months 10,251 · prior 12 654(+1467%)

01K2K202420252026

Chain of custody

Every operator that reported production on this well's lease, in order.

  1. 1Cross Timbers Operating CompanyNov 1998 → May 2001
  2. 2XTO Energy Inc.Jun 2001 → Apr 2026

Permits

PermitTypeOperatorReceivedIssuedSpudDepth
678503-97RecompletionXTO Energy Inc.Sep 8, 2009May 15, 2009Sep 25, 200910,650
678503-98RecompletionXTO Energy Inc.May 7, 2009Feb 25, 2009—10,650
678503-99RecompletionXTO Energy Inc.Feb 12, 2009Feb 25, 2009—10,650
497954-99RecompletionCross Timbers Operating CompanyAug 2, 2000Aug 2, 2000Aug 9, 200010,700
485978-99DrillCross Timbers Operating CompanyJul 19, 1999Jul 29, 1999Sep 13, 199910,700

Completions

CompletedLeaseFieldOperatorStatusDepth
Nov 9, 2009University Block 9 O-10-39152University Block 9 (Devonian)XTO Energy Inc.Shut In · shut in Nov 1, 201910,721
Nov 9, 2009University Block 9 O-10-39152University Block 9 (Devonian)XTO Energy Inc.Shut In · shut in Nov 1, 201910,721
Sep 7, 2000University 9 Cec O-10-35926University Block 9 (Devonian)XTO Energy Inc.Not on Schedule—
Jan 13, 2000University 9 Cec O-10-35926University Block 9 (Devonian)XTO Energy Inc.Not on Schedule—

Formation tops

As filed on W-2/G-1. Subsea from 3,151 ft elevation.Download CSV →

FormationMD ftSubsea
Grayburg4,600-1,449
San Andres4,925-1,774
Tubb6,010-2,859
Wolfcamp8,390-5,239
PennsylvanianPENN8,745-5,594
Mississippian9,941-6,790
Woodford10,299-7,148
Devonian10,370-7,219
Devonian10,371-7,220

Perforations

Perforated and open-hole intervals.

FromToType
10,17412,131Perforated
10,38011,908Perforated
10,38111,915Perforated
10,38910,420Perforated
10,38910,660Perforated
10,46010,468Perforated
10,50010,510Perforated
10,52210,534Perforated
10,58010,593Perforated

Casing

Strings as reported, shallowest first.

Casing inSet atHole inCement
13.37531117.5375 S
13.37531217.5375 S
8.6255,203111,060 S
8.6255,20312.251,875 S
5.510,7217.875725 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 →

SuffixFiledW-2 / G-1 dateLogs referenced
00Jun 8, 2010Jan 8, 2010Yes
00Mar 10, 2009Oct 11, 2000—
00Jun 25, 2001Oct 11, 2000—
00Dec 18, 2000Jan 18, 2000Yes
00Apr 10, 2000Jan 18, 2000Yes
00Mar 16, 2000——

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.

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/00338502, documented in the API reference.