42-003-35726

Final Completion

UNIVERSITY NO. 1-20

ANDREWS County · District 8 · PRIME OPERATING COMPANY · ANDREWS SOUTH (WOLFCAMP)

Permits

Max Depth

9,500 ft

First Permit

1987-02-03

Latest Activity

1987-02-03

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1987-06-11

Shut-In

—

Plugged

1992-09-10

EWA / Permit operator mismatch

Scheduling: PRIME OPERATING COMPANY ≠ Permit: BRAZOS PETROLEUM CO.

Resolved via: scheduling → PRIME OPERATING COMPANY

Operator History

originally filed by BRAZOS PETROLEUM CO. — asset transferred

Lease Production

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

Oil

production & DCA →

Formation Tops (5) Elevation 3,131 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
LEONARD	7,342 ft	-4,211 ft
U. WOLFCAMP	8,268 ft	-5,137 ft
M. WOLFCAMP	8,451 ft	-5,320 ft
L. WOLFCAMP	8,625 ft	-5,494 ft
PENN (Pennsylvanian)	8,845 ft	-5,714 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 (2)

Interval	Type
7,383–8,325 ft	Perforated
8,455–8,594 ft	Perforated

Casing (3)

Size	Set Depth	Cement
13.375"	320 ft	300 sx
8.625"	4,720 ft	1,600 sx
5.5"	9,250 ft	1,000 sx

Permit History (1)

#326058 Drill Final Completion

UNIVERSITY · 9,500 ft

1987-02-03

Applications (1)

#326058 A BRAZOS PETROLEUM CO.

received 1987-02-02

Records & Logs

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

W-2/G-1 1987-07-21 log on file

W-2/G-1 1987-07-28

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: 1020
Max Depth: 9,500 ft
Drill Type: Vertical
County: ANDREWS
District: 8
Operator: PRIME OPERATING COMPANY
Completed: 1987-06-11

Operator

Name: PRIME OPER CO
Location: MIDLAND
P-5 Status: Active (filed 2026-01-29)
Cum Oil (all leases): 21,336,926 bbl
Cum Gas (all leases): 46,236,945 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits: 595