42-251-32531

PRODUCING Horizontal

SPRING VALLEY

JOHNSON County · District 9 · UPP OPERATING LLC · NEWARK EAST (BARNETT SHALE)

Permits

1

Max Depth

9,000 ft

First Permit

2008-01-23

Latest Activity

2008-01-23

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2010-06-20

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: UPP OPERATING LLC ≠ Permit: NORTH TEXAS LLANO OPERATING CORP

Resolved via: productionUPP OPERATING, LLC

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 (7) Elevation 833 ft

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SUBSEA833 ft0 ft
MARBLE FALLS 7,502 ft-6,669 ft
BARNETT SHALE (Barnett)7,675 ft-6,842 ft
TOP OF BARNETT (Barnett)7,675 ft-6,842 ft
ATOKA
BEND CONGL. (Bend)
HOOD

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 (1)

IntervalType
8,264–10,164 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"1,765 ft575 sx
5.5"10,269 ft945 sx

Permit History (1)

Applications (1)

#653210 A NORTH TEXAS LLANO OPERATING CORP
received 2008-01-15

Records & Logs

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

W-2/G-1 2010-08-20
W-2/G-1 2008-08-18 log on file
W-2/G-1 2008-12-04

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 JOHNSON County.

Well Details

Well Number
1H
Max Depth
9,000 ft
Drill Type
Horizontal
County
JOHNSON
District
9
Completed
2010-06-20

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-03-06)
Cum Oil (all leases)
293,241 bbl
Cum Gas (all leases)
486,804,996 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
33