42-497-36405

PRODUCING Horizontal

LITTLE M. C. GAS UNIT

WISE County · District 9 · RIVERBIRCH RESOURCES LLC · NEWARK EAST (BARNETT SHALE)

Permits

1

Max Depth

10,900 ft

First Permit

2007-12-08

Latest Activity

2007-12-08

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-04-07

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Production operator mismatch

Scheduling: RIVERBIRCH RESOURCES LLC ≠ Production: BRG LONE STAR LTD. (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: RIVERBIRCH RESOURCES LLC ≠ Permit: PRIMEXX OPERATING CORPORATION

Resolved via: productionBRG LONE STAR LTD.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2008-04

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 (4) Elevation 815 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CADDO LIMESTONE (Caddo)4,403 ft-3,588 ft
MARBLE FALLS LIMESTONE (Marble Falls)7,113 ft-6,298 ft
FORESTBURG LIMESTONE (Forestburg)7,591 ft-6,776 ft
LOWER BARNETT SHALE (Barnett)7,845 ft-7,030 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
8,425–8,787 ftPerforated
8,875–9,147 ftPerforated
9,414–9,434 ftPerforated
9,595–9,867 ftPerforated
10,210–10,555 ftPerforated

Casing (3)

SizeSet DepthCement
9.625"935 ft200 sx
5.5"6,600 ft75 sx
5.5"10,656 ft1,575 sx

Permit History (1)

Applications (1)

#650580 A PRIMEXX OPERATING CORPORATION
received 2007-12-03

Records & Logs

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

W-2/G-1 2008-05-02 log on file
W-2/G-1 2008-09-15

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 WISE County.

Well Details

Well Number
1H
Max Depth
10,900 ft
Drill Type
Horizontal
County
WISE
District
9
Completed
2008-04-07

Operator

Location
TULSA
P-5 Status
Active (filed 2026-05-07)
Cum Oil (all leases)
— bbl
Cum Gas (all leases)
— mcf
Activities
OPRS/G, OPRS/O