42-501-35745

PRODUCING

MAHONEY H. O.

YOAKUM County · District 8 · HILCORP ENERGY COMPANY · WASSON 72

Permits

1

Max Depth

8,650 ft

First Permit

2011-04-26

Latest Activity

2011-04-26

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2011-12-08

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: XTO ENERGY INC.

Resolved via: productionHILCORP ENERGY COMPANY

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 3,549 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
TUBB 7,459 ft-3,910 ft
LCFK7,550 ft-4,001 ft
WICHITA ALBANY (Wichita-Albany)7,941 ft-4,392 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
6,629–8,188 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,361 ft780 sx
5.5"8,363 ft995 sx

Permit History (1)

Applications (1)

#712889 A XTO ENERGY INC.
received 2011-03-25

Records & Logs

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

W-2/G-1 2012-01-17 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 YOAKUM County.

Well Details

Well Number
129
Max Depth
8,650 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2011-12-08

Operator

Location
HOUSTON
P-5 Status
X (filed 2026-03-27)
Cum Oil (all leases)
75,699,281 bbl
Cum Gas (all leases)
1,779,939,645 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/C, GTHS/G, GTHS/O, OPRS/G, OPRS/O
Total Permits
3,429