42-003-06591

Final Completion

UNIVERSITY 12-E

ANDREWS County · District 8 · CONTANGO RESOURCES LLC · BLOCK 12 EAST (ELLENBURGER)

Permits

1

Max Depth

7,255 ft

First Permit

1988-08-17

Latest Activity

1988-08-17

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

2012-08-31

!

EWA / Production operator mismatch

Scheduling: CONTANGO RESOURCES LLC ≠ Production: SHERIDAN PRODUCTION COMPANY, LLC (reported 2017-03)

!

EWA / Permit operator mismatch

Scheduling: CONTANGO RESOURCES LLC ≠ Permit: UNION OIL COMPANY OF CALIFORNIA

Resolved via: schedulingCONTANGO RESOURCES LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2023-03

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Formation Tops (1) Elevation 329 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
WOLFCAMP 7,538 ft-7,209 ft

As reported by operators on W-2/G-1 completion filings (RRC wellbore records). Depths are measured depth; names appear as filed. Subsea = reported elevation − measured depth (negative = below sea level; vertical wellbores only). View filings & logs at RRC ↗

Perforations (3)

IntervalType
7,079–7,226 ftPerforated
7,622–7,648 ftPerforated
?–10,136 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"505 ft400 sx
9.625"4,365 ft2,800 sx
7"10,269 ft600 sx
7"10,269 ft600 sx

Permit History (1)

Applications (1)

#350263 A UNION OIL COMPANY OF CALIFORNIA
received 1988-08-17

Records & Logs

4 completion filings on record · 1 with log images at RRC.

W-2/G-1 1988-08-29 log on file
W-2/G-1 1988-09-13
W-2/G-1 1975-04-16
W-2/G-1 1984-01-12
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library can't be deep-linked — clicking copies the API for you to paste.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in ANDREWS County.

Well Details

Well Number
4
Max Depth
7,255 ft
Drill Type
Vertical
County
ANDREWS
District
8

Operator

Location
ANDREWS
P-5 Status
Inactive (filed 2025-02-20)
Cum Oil (all leases)
10,553,352 bbl
Cum Gas (all leases)
10,560,139 mcf
Activities
OPRS/G
Total Permits
13