42-003-36708

NORTH BLOCK 12 UNIT

ANDREWS County · District 8 · BASS PETROLEUM INC · BLOCK A-49 (ELLENBURGER)

Permits

Max Depth

11,700 ft

First Permit

1990-04-05

Latest Activity

1992-05-29

Lifespan

2 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1990-08-11

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: BASS PETROLEUM INC ≠ Permit: CONOCO INC.

Resolved via: scheduling → BASS PETROLEUM INC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

ANDREWS County disposal market →

H-1 Injection Cancelled 2023-03-06 UIC #000078644 permitted 1998-02-12

Permitted Volume

12,000 bbl/d

Max Pressure

4,250 psi

Injection Interval

8,598–11,480 ft

Injected (12mo)

—

Monthly injected volume (bbl, from H-10 filings through 2020-02-01)

Operator History

Chain of Custody

CONOCO INC. 1993-1994→ COSTILLA PETROLEUM CORPORATION 1994-1997→ COSTILLA ENERGY, INC. 1997-1998→ CONCHO RESOURCES INC. 1998-1999→ VISTA RESOURCES, INC. (A) 1999-2000→ PRIZE OPERATING COMPANY 2000-2002→ GRUY PETROLEUM MANAGEMENT CO. 2002-2006→ CIMAREX ENERGY CO. OF COLORADO 2006-2006→ QUANTUM RESOURCES MANAGEMENT,LLC 2006-2009→ BASS PETROLEUM, INC 2009-2019

Lease Production

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

Formation Tops (4) Elevation 3,394 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
DEVONIAN	8,585 ft	-5,191 ft
FUSSELMAN	9,850 ft	-6,456 ft
SIMPSON	10,540 ft	-7,146 ft
ELLENBURGER	11,230 ft	-7,836 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 (4)

Interval	Type
8,614–8,696 ft	Perforated
8,616–8,630 ft	Perforated
11,255–11,270 ft	Perforated
11,280–11,300 ft	Perforated

Casing (5)

Size	Set Depth	Cement
13.375"	422 ft	450 sx
13.375"	442 ft	450 sx
9.625"	5,585 ft	1,475 sx
9.625"	11,480 ft	2,425 sx
7"	11,480 ft	950 sx

Permit History (2)

#399633 Recompletion U

NORTH BLOCK 12 UNIT · 8,840 ft

1992-05-29

Spud 1991-07-23

#371655 Drill Final Completion

NORTH BLOCK 12 UNIT · 11,700 ft

1990-04-05

Spud 1990-05-10

Applications (2)

#399633 A CONOCO INC.

received 1992-05-26

#371655 A CONOCO INC.

received 1990-03-30

Records & Logs

5 completion filings on record · 3 with log images at RRC.

W-2/G-1 1992-08-24

W-2/G-1 1992-05-29 log on file

W-2/G-1 1990-08-28 log on file

W-2/G-1 1990-10-05

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: 8
Max Depth: 11,700 ft
Drill Type: Vertical
County: ANDREWS
District: 8
Operator: BASS PETROLEUM INC
Completed: 1990-08-11

Operator

Name: BASS PETRO, INC
Location: AUSTIN
P-5 Status: Delinquent (filed 2020-06-24)
Cum Oil (all leases): 469,933 bbl
Cum Gas (all leases): 364,091 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 5