42-501-32847

INJECTION

MAHONEY H. O.

YOAKUM County · District 8 · HILCORP ENERGY COMPANY · WASSON

Permits

1

Max Depth

5,400 ft

First Permit

1985-04-24

Latest Activity

1985-04-24

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2001-01-11

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: MOBIL PRODUCING TX. & N.M. INC.

Resolved via: productionHILCORP ENERGY COMPANY

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000057052 permitted 2008-09-11

Permitted Volume

3,000 bbl/d

Max Pressure

2,150 psi

Injection Interval

4,500–6,000 ft

Injected (12mo)

106,621 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-09-01)

Lease Production

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

Formation Tops (2) Elevation 3,552 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 3,243 ft+309 ft
SAN ANDRES 4,588 ft-1,036 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 (7)

IntervalType
5,028–5,038 ftPerforated
5,028–5,060 ftPerforated
5,028–5,220 ftPerforated
5,044–5,060 ftPerforated
5,076–5,122 ftPerforated
5,157–5,220 ftPerforated
5,157–5,322 ftPerforated

Casing (4)

SizeSet DepthCement
8.625"486 ft350 sx
8.625"486 ft
5.5"5,400 ft1,800 sx
5.5"5,400 ft

Permit History (1)

Applications (1)

#273537 A MOBIL PRODUCING TX. & N.M. INC.
received 1985-04-23

Records & Logs

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

W-2/G-1 2002-10-18
W-2/G-1 1990-07-25
W-2/G-1 1989-02-21
W-2/G-1 1985-10-17 log on file
W-2/G-1 1985-10-25

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
20A
Max Depth
5,400 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2001-01-11

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
3,435