42-393-31740

PRODUCING

MAHLER FIELDS

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

Permits

2

Max Depth

11,000 ft

First Permit

2005-08-26

Latest Activity

2005-08-26

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2006-01-12

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: MMGL TXPH LLC ≠ Permit: DEVON LOUISIANA CORPORATION

Resolved via: production → MMGL TXPH, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Lease Production

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

Formation Tops (6) Elevation 2,841 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
DEESE SH9,199 ft-6,358 ft
GRANITE WASH 9,270 ft-6,429 ft
GRANITE WASH A-2 (Granite Wash)9,464 ft-6,623 ft
GRANITE WASH D (Granite Wash)9,907 ft-7,066 ft
GRANITE WASH E (Granite Wash)10,101 ft-7,260 ft
ATOKA 10,497 ft-7,656 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
9,472–9,863 ftPerforated
9,938–10,014 ftPerforated
10,108–10,429 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"2,917 ft1,505 sx
5.5"10,600 ft1,280 sx

Permit History (2)

Applications (2)

#605486 A DEVON ENERGY PRODUCTION CO, L.P.
received 2006-11-06
#605486 A DEVON LOUISIANA CORPORATION
received 2005-08-25

Records & Logs

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

W-2/G-1 2006-05-05 log on file
W-2/G-1 2006-08-16

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
1398
Max Depth
11,000 ft
Drill Type
Vertical
County
ROBERTS
District
10
Operator
MMGL TXPH LLC
Completed
2006-01-12

Operator

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