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

Permits

1

Max Depth

11,800 ft

First Permit

2002-02-04

Latest Activity

2002-02-04

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2002-09-15

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Production operator mismatch

Scheduling: MMGL TXPH LLC ≠ Production: SAMSON LONE STAR, LLC (reported 2011-01)

!

EWA / Permit operator mismatch

Scheduling: MMGL TXPH LLC ≠ Permit: SAMSON LONE STAR LP

Resolved via: scheduling → MMGL TXPH LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2002-09

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 2,594 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BASE FRESH WATER500 ft+2,094 ft
BROWN DOLOMITE 4,410 ft-1,816 ft
DOUGLAS 7,905 ft-5,311 ft
KANSAS CITY 9,290 ft-6,696 ft
CLEVELAND 10,200 ft-7,606 ft
GRANITE WASH 10,895 ft-8,301 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)

IntervalType
11,165–11,222 ftPerforated
11,332–11,410 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,567 ft575 sx
4.5"11,800 ft400 sx

Permit History (1)

Applications (1)

#517295 A SAMSON LONE STAR LP
received 2002-02-04

Records & Logs

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

W-2/G-1 2002-10-22 log on file
W-2/G-1 2002-11-12

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
309
Max Depth
11,800 ft
Drill Type
Vertical
County
HEMPHILL
District
10
Operator
MMGL TXPH LLC
Completed
2002-09-15

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