42-501-33729

INJECTION

CORNELL UNIT

YOAKUM County · District 8 · HILCORP ENERGY COMPANY · WASSON

Permits

1

Max Depth

5,800 ft

First Permit

1991-09-27

Latest Activity

1991-09-27

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-11-16

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: HILCORP ENERGY COMPANY ≠ Permit: EXXON CORP.

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 #000075495 permitted 2008-08-01

Permitted Volume

2,000 bbl/d

Max Pressure

2,150 psi

Injection Interval

4,300–5,500 ft

Injected (12mo)

81,622 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 (7) Elevation 3,615 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SEVEN RIVERS 3,092 ft+523 ft
QUEEN 3,736 ft-121 ft
GRAYBURG 4,142 ft-527 ft
SAN ANDRES 4,383 ft-768 ft
GRAYBURG 4,397 ft-782 ft
SAN ANDRES 4,644 ft-1,029 ft
SAN ANDRES 4,936 ft-1,321 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
4,953–5,255 ftPerforated
4,953–5,263 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"552 ft375 sx
5.5"5,416 ft1,750 sx

Permit History (1)

Applications (1)

#392102 A EXXON CORP.
received 1991-09-20

Records & Logs

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

W-2/G-1 2026-06-08
W-2/G-1 2021-12-04
W-2/G-1 2020-05-08
W-2/G-1 1992-03-12 log on file
W-2/G-1 1992-03-18

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
3102A
Max Depth
5,800 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
2021-11-16

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
3,428