42-501-33630

PRODUCING

CORNELL UNIT

YOAKUM County · District 8 · HILCORP ENERGY COMPANY · WASSON

Permits

1

Max Depth

5,400 ft

First Permit

1990-12-10

Latest Activity

1990-12-10

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

1991-04-29

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

Lease Production

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

Formation Tops (4) Elevation 3,587 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,887 ft+700 ft
GRAYBURG 4,040 ft-453 ft
SAN ANDRES 4,254 ft-667 ft
SAN ANDRES 4,754 ft-1,167 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
4,834–5,150 ftPerforated
4,900–5,150 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"2,196 ft1,300 sx
5.5"5,393 ft1,300 sx

Permit History (1)

Applications (1)

#382304 A EXXON CORP.
received 1990-12-12

Records & Logs

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

W-2/G-1 2026-06-03
W-2/G-1 1991-05-15 log on file
W-2/G-1 1991-05-20

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
6310
Max Depth
5,400 ft
Drill Type
Vertical
County
YOAKUM
District
8
Completed
1991-04-29

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
3,430