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42-353-33024

INJECTION

LAKE TRAMMEL UNIT

NOLAN County · District 7 · GRAYROCK ENERGY II LLC · LAKE TRAMMEL W. (CANYON)

Permits

1

Max Depth

6,000 ft

First Permit

2008-04-26

Latest Activity

2008-04-26

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2011-04-27

Shut-In

—

Plugged

—

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: GRAYROCK ENERGY II LLC ≠ Permit: L.C.S. PRODUCTION COMPANY

Resolved via: production → GRAYROCK ENERGY II, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000099636 permitted 2012-05-30

Permitted Volume

1,000 bbl/d

Max Pressure

2,635 psi

Injection Interval

5,275–5,450 ft

Injected (12mo)

160,021 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-11-01)

Operator History

Chain of Custody

ELDORADO OPERATING CO. 1993-1995→ BROTHERS OPERATING COMPANY INC. 1995-2003→ SHENANDOAH PETROLEUM CORPORATION 2003-2004→ L.C.S. PRODUCTION COMPANY 2004-2009→ PLANTATION OPERATING, LLC 2009-2011→ MERIT ENERGY COMPANY 2011-2017→ ROVER PETROLEUM OPERATING, LLC 2017-2023→ GRAYROCK ENERGY II, LLC 2024-2026

Lease Production

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

Oil
production & DCA →

Formation Tops (2) Elevation 2,509 ft (KB)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CANYON SAND (Canyon)5,246 ft-2,737 ft
CANYON SAND (Canyon)5,290 ft-2,781 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 (1)

IntervalType
5,290–5,450 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"444 ft425 sx
4.5"5,602 ft275 sx

Permit History (1)

#659380 Drill Final Completion

LAKE TRAMMEL UNIT · 6,000 ft

2008-04-26

Spud 2011-04-21

Applications (1)

#659380 A L.C.S. PRODUCTION COMPANY
received 2008-04-10

Records & Logs

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

W-2/G-1 2011-05-09
W-2/G-1 2009-03-25 log on file
W-2/G-1 2009-09-15
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 NOLAN County.

Well Details

Well Number
160
Max Depth
6,000 ft
Drill Type
Vertical
County
NOLAN
District
7
Operator
GRAYROCK ENERGY II LLC
Completed
2011-04-27

Operator

Location
FORT WORTH
P-5 Status
Active (filed 2025-10-16)
Cum Oil (all leases)
1,537,532 bbl
Cum Gas (all leases)
35,084 mcf
Activities
OPRS/G, OPRS/O