42-211-31882

Final Completion

ZYBACH

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

Permits

4

Max Depth

15,000 ft

First Permit

1988-02-16

Latest Activity

2006-07-17

Lifespan

18 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2000-01-22

Shut-In

—

Plugged

2025-02-26

!

EWA / Production operator mismatch

Scheduling: MMGL TXPH LLC ≠ Production: BLACKBEARD OPERATING, LLC (reported 2022-05)

!

EWA / Permit operator mismatch

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

Resolved via: scheduling → MMGL TXPH LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2025-02

Lease Production

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

Formation Tops (6) Elevation 2,635 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CLEVELAND 10,218 ft-7,583 ft
GRANITE WASH 11,285 ft-8,650 ft
13 FINGER LIME14,025 ft-11,390 ft
MORROW 14,154 ft-11,519 ft
MORROW "A" CHERT (Morrow)14,325 ft-11,690 ft
MORROW "PURYEAR" (Morrow)14,441 ft-11,806 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 (5)

IntervalType
11,550–11,977 ftPerforated
12,416–12,783 ftPerforated
13,122–13,500 ftPerforated
14,340–14,360 ftPerforated
14,440–14,462 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"3,198 ft700 sx
5.5"14,200 ft560 sx

Permit History (4)

Applications (4)

#622566 A DEVON ENERGY PRODUCTION CO, L.P.
received 2006-07-13
#484129 A SEAGULL ENERGY E&P INC.
received 1999-04-26
#341626 A MARSH OPERATING COMPANY
received 1988-07-07
#341626 A MARSH OPERATING COMPANY
received 1988-01-19

Records & Logs

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

W-2/G-1 2007-02-20 log on file
W-2/G-1 2007-03-26
W-2/G-1 2000-04-10
W-2/G-1 2000-05-02
W-2/G-1 1989-01-23 log on file
W-2/G-1 1989-02-28

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
2026
Max Depth
15,000 ft
Drill Type
Vertical
County
HEMPHILL
District
10
Operator
MMGL TXPH LLC
Completed
2000-01-22

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