42-483-30512

TEMP ABANDONED

HEFLEY

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

Permits

Max Depth

15,200 ft

First Permit

1978-03-10

Latest Activity

2012-04-10

Lifespan

34 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2012-05-04

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Production operator mismatch

Scheduling: MMGL TXPH LLC ≠ Production: TECOLOTE ENERGY OPERATING, LLC (reported 2017-06)

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

2026-07

Operator History

Chain of Custody

MARSH OPERATING COMPANY 1993-1995→ SEAGULL MIDCON INC. 1996-1998→ SEAGULL ENERGY E&P INC. 1998-2000→ OCEAN ENERGY, INC. 2000-2003→ DEVON LOUISIANA CORPORATION 2003-2005→ DEVON ENERGY PRODUCTION CO, L.P. 2006-2016→ TECOLOTE ENERGY OPERATING, LLC 2016-2017

Lease Production

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

Formation Tops (3) Elevation 2,553 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
GRANITE WASH (CHEROKEE) (Granite Wash)	11,404 ft	-8,851 ft
GRANITE WASH (B) (Granite Wash)	11,756 ft	-9,203 ft
GRANITE WASH (G) (Granite Wash)	13,058 ft	-10,505 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 (2)

Interval	Type
11,404–13,542 ft	Perforated
14,364–14,646 ft	Perforated

Casing (4)

Size	Set Depth	Cement
8.625"	3,200 ft	2,650 sx
8.625"	3,200 ft	3,650 sx
5.5"	14,404 ft	850 sx
5.5"	14,413 ft	850 sx

Permit History (2)

#736889 Recompletion Final Completion

HEFLEY · 14,850 ft

2012-04-10

Spud 2012-04-03

#19949 Drill

HEFLEY · 15,200 ft

1978-03-10

Spud 1978-03-15

Applications (2)

#736889 A DEVON ENERGY PRODUCTION CO, L.P.

received 2012-03-26

#19949 A MARSH, TOM F.

received 1978-03-10

Records & Logs

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

W-2/G-1 2013-05-03 log on file

W-2/G-1 1984-01-12 log on file

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 WHEELER County.

Well Details

Well Number: 1037
Max Depth: 15,200 ft
Drill Type: Vertical
County: WHEELER
District: 10
Operator: MMGL TXPH LLC
Completed: 2012-05-04

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