42-497-37032

PRODUCING Horizontal

DWIGHT DODSON UNIT

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

Permits

1

Max Depth

8,000 ft

First Permit

2010-04-01

Latest Activity

2010-04-01

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2010-07-12

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: WESTERN CHIEF OPERATING, L.L.C.

Resolved via: productionBRG LONE STAR LTD.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2010-07

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 831 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
PREGNANT SHALE5,253 ft-4,422 ft
MARBLE FALLS 6,720 ft-5,889 ft
UPPER BARNETT (Barnett)7,056 ft-6,225 ft
FORESTBURG 7,111 ft-6,280 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 (12)

IntervalType
9,448–9,450 ftPerforated
9,517–9,519 ftPerforated
9,586–9,589 ftPerforated
9,736–9,738 ftPerforated
9,805–9,807 ftPerforated
9,874–9,877 ftPerforated
10,024–10,026 ftPerforated
10,093–10,095 ftPerforated
10,162–10,165 ftPerforated
10,312–10,314 ftPerforated
10,381–10,383 ftPerforated
10,450–10,453 ftPerforated

Casing (3)

SizeSet DepthCement
9.625"485 ft230 sx
5.5"10,497 ft1,085 sx
5.5"140 sx

Permit History (1)

Applications (1)

#693487 A WESTERN CHIEF OPERATING, L.L.C.
received 2010-03-25

Records & Logs

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

W-2/G-1 2010-09-15 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 WISE County.

Well Details

Well Number
4 H
Max Depth
8,000 ft
Drill Type
Horizontal
County
WISE
District
9
Completed
2010-07-12

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