42-393-31028

Final Completion

CHAMBERS FRANK M. ET AL C

ROBERTS County · District 10 · MMGL TXPH LLC · MENDOTA NW. (GRANITE WASH SW.)

Permits

Max Depth

12,300 ft

First Permit

1984-09-04

Latest Activity

1986-01-24

Lifespan

1 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1985-03-11

Shut-In

—

Plugged

—

EWA / Permit operator mismatch

Scheduling: MMGL TXPH LLC ≠ Permit: DIAMOND SHAMROCK EXPLORATION CO.

Resolved via: production → MMGL TXPH, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

MAXUS EXPLORATION COMPANY 1993-1995→ MIDGARD ENERGY COMPANY 1995-1997→ CRESCENDO RESOURCES, L.P. 1997-2000→ AMOCO PRODUCTION COMPANY 2000-2001→ BP AMERICA PRODUCTION COMPANY 2002-2020→ BLACKBEARD OPERATING, LLC 2020-2023→ MMGL TXPH, LLC 2023-2026

Lease Production

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

Formation Tops (28) Elevation 2,662 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
BD	3,930 ft	-1,268 ft
BROWN DOLOMITE	3,930 ft	-1,268 ft
DOUG	6,669 ft	-4,007 ft
DOUGLAS	6,669 ft	-4,007 ft
TONK	7,424 ft	-4,762 ft
TONKAWA	7,424 ft	-4,762 ft
KANSAS CITY	7,784 ft	-5,122 ft
KC	7,784 ft	-5,122 ft
CLEVE	8,251 ft	-5,589 ft
CLEVELAND	8,251 ft	-5,589 ft
DES MOINES	8,473 ft	-5,811 ft
DM	8,473 ft	-5,811 ft
GRANITE WASH	9,050 ft	-6,388 ft
GW	9,050 ft	-6,388 ft
13 FINGER LIME	10,319 ft	-7,657 ft
13 FL	10,319 ft	-7,657 ft
MORROW	10,434 ft	-7,772 ft
MW	10,434 ft	-7,772 ft
SQ. BLY	11,273 ft	-8,611 ft
SQUAW BELLY	11,273 ft	-8,611 ft
SQU. BLY	11,273 ft	-8,611 ft
U. MORROW SAND	11,905 ft	-9,243 ft
UM SAND PAY	11,905 ft	-9,243 ft
UM SD PAY	11,905 ft	-9,243 ft
U MW PAY SD	11,905 ft	-9,243 ft
MISS (Mississippian)	12,050 ft	-9,388 ft
MISS. (Mississippian)	12,050 ft	-9,388 ft
MISSISSIPPIAN	12,050 ft	-9,388 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
9,110–9,203 ft	Perforated
9,635–9,730 ft	Perforated
10,098–10,135 ft	Perforated
11,986–12,005 ft	Perforated

Casing (3)

Size	Set Depth	Cement
9.625"	2,399 ft	635 sx
7"	12,295 ft	460 sx
7"	12,296 ft	460 sx

Permit History (2)

#296919 Drill Final Completion

CHAMBERS, FRANK M. ET AL "C" · 12,005 ft

1986-01-24

#250344 Drill Final Completion

CHAMBERS, FRANK M. ET AL "C" · 12,300 ft

1984-09-04

Applications (2)

#296919 A DIAMOND SHAMROCK EXPLORATION CO.

received 1986-01-23

#250344 A DIAMOND SHAMROCK EXPLORATION CO.

received 1984-07-30

Records & Logs

7 completion filings on record.

W-2/G-1 1990-05-29

W-2/G-1 1985-10-03

W-2/G-1 1985-05-02

W-2/G-1 1985-06-08

W-2/G-1 1985-05-01

+1 more filings

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images 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 ROBERTS County.

Well Details

Well Number: 8
Max Depth: 12,300 ft
Drill Type: Vertical
County: ROBERTS
District: 10
Operator: MMGL TXPH LLC
Completed: 1985-03-11

Operator

Name: MMGL TXPH, LLC
Location: DALLAS
P-5 Status: Active (filed 2025-07-24)
Cum Oil (all leases): 220,131 bbl
Cum Gas (all leases): 64,022,648 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits: 10