42-173-35898

PRODUCING

COOK 21

GLASSCOCK County · District 8 · APACHE CORPORATION · SPRABERRY (TREND AREA)

Permits

1

Max Depth

11,000 ft

First Permit

2013-07-09

Latest Activity

2013-07-09

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2013-09-16

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2010-08

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 (3) Elevation 2,698 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
DEAN 7,398 ft-4,700 ft
STRAWN 9,744 ft-7,046 ft
DEVONIAN 10,285 ft-7,587 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 (2)

IntervalType
7,594–9,702 ftPerforated
9,769–10,280 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"456 ft450 sx
8.625"3,248 ft850 sx
5.5"10,412 ft900 sx

Permit History (1)

Applications (1)

#763985 A APACHE CORPORATION
received 2013-06-05

Records & Logs

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

W-2/G-1 2014-09-04 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 GLASSCOCK County.

Well Details

Well Number
20
Max Depth
11,000 ft
Drill Type
Vertical
County
GLASSCOCK
District
8
Completed
2013-09-16

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-12-03)
Cum Oil (all leases)
615,928,793 bbl
Cum Gas (all leases)
2,702,742,169 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
9,664