42-211-34316

PRODUCING

WALKER RANCH

HEMPHILL County · District 10 · PRESIDIO PETROLEUM LLC · BUFFALO WALLOW (GRANITE WASH)

Permits

1

Max Depth

13,200 ft

First Permit

2008-07-14

Latest Activity

2008-07-14

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-08-22

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: PRESIDIO PETROLEUM LLC ≠ Permit: CORDILLERA TEXAS, L.P.

Resolved via: productionPRESIDIO PETROLEUM LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2008-08

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 2,429 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BROWN DOLOMITE 4,296 ft-1,867 ft
UPPER DOUGLAS (Douglas)7,912 ft-5,483 ft
LOWER DOUGLAS (Douglas)8,090 ft-5,661 ft
CLEVELAND 10,028 ft-7,599 ft
GRWS11,053 ft-8,624 ft
ATOKA 12,974 ft-10,545 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
11,067–11,259 ftPerforated
11,295–11,604 ftPerforated
11,658–11,973 ftPerforated
12,040–12,440 ftPerforated
12,501–13,026 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,517 ft1,227 sx
4.5"13,105 ft778 sx

Permit History (1)

Applications (1)

#665280 A CORDILLERA TEXAS, L.P.
received 2008-06-24

Records & Logs

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

W-2/G-1 2008-09-26 log on file
W-2/G-1 2008-12-08

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
1810
Max Depth
13,200 ft
Drill Type
Vertical
County
HEMPHILL
District
10
Completed
2008-08-22

Operator

Location
CANADIAN
P-5 Status
Active (filed 2026-05-01)
Cum Oil (all leases)
5,427,043 bbl
Cum Gas (all leases)
184,872,360 mcf
Activities
OPRS/G, OPRS/O
Total Permits
13