42-173-33778

Final Completion

DOLPHIN 12

GLASSCOCK County · District 8 · APACHE CORPORATION

Permits

2

Max Depth

11,000 ft

First Permit

2010-09-01

Latest Activity

2011-09-28

Lifespan

1 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2010-11

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 2,600 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
WOLFCAMP 7,673 ft-5,073 ft
CLINE 8,839 ft-6,239 ft
STRAWN 9,566 ft-6,966 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 (3)

IntervalType
7,673–8,786 ftPerforated
8,839–9,524 ftPerforated
9,566–10,129 ftPerforated

Casing (2)

SizeSet DepthCement
13.375"565 ft400 sx
5.5"10,525 ft1,550 sx

Permit History (2)

Applications (2)

#725021 A APACHE CORPORATION
received 2011-09-26
#701503 A MARINER ENERGY, INC.
received 2010-08-31

Records & Logs

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

W-2/G-1 2010-12-28 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
1
Max Depth
11,000 ft
Drill Type
Vertical
County
GLASSCOCK
District
8

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