42-211-34933

PRODUCING Horizontal

ZYBACH 26

HEMPHILL County · District 10 · MMGL TXPH LLC · BUFFALO WALLOW (GRANITE WASH)

Permits

1

Max Depth

14,500 ft

First Permit

2011-08-09

Latest Activity

2011-08-09

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2012-02-18

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: MMGL TXPH LLC ≠ Permit: DEVON ENERGY PRODUCTION CO, L.P.

Resolved via: production → MMGL TXPH, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2012-02

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 (3) Elevation 2,543 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
GRANITE WASH ——
GRANITE WASH CALDWELL (Granite Wash)——
OSWEGO ——

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 (1)

IntervalType
11,772–16,553 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"691 ft1,120 sx
9.625"8,355 ft620 sx
5.5"16,654 ft2,000 sx
9.625"—780 sx

Permit History (1)

Applications (1)

#721730 A DEVON ENERGY PRODUCTION CO, L.P.
received 2011-08-05

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2012-09-28 log on file

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 HEMPHILL County.

Well Details

Well Number
8H
Max Depth
14,500 ft
Drill Type
Horizontal
County
HEMPHILL
District
10
Operator
MMGL TXPH LLC
Completed
2012-02-18

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