42-003-36003

INJECTION

FULLERTON CLEARFORK UNIT

ANDREWS County · District 8 · HILCORP ENERGY COMPANY · FULLERTON

Permits

1

Max Depth

7,400 ft

First Permit

1988-01-04

Latest Activity

1988-01-04

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2018-02-01

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

H-1 Injection Active UIC #000065678 permitted 1988-03-15

Permitted Volume

1,500 bbl/d

Max Pressure

1,600 psi

Injection Interval

6,600–7,400 ft

Injected (12mo)

126,643 bbl

Monthly injected volume (bbl, from H-10 filings through 2026-03-01)

Lease Production

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

Formation Tops (4) Elevation 3,325 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
UPPER CLEARFORK (Clear Fork)6,024 ft-2,699 ft
TUBB 6,490 ft-3,165 ft
LOWER CLEARFORK (Clear Fork)6,554 ft-3,229 ft
WICHITA (Wichita-Albany)7,012 ft-3,687 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
6,685–7,256 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,572 ft600 sx
5.5"7,394 ft1,350 sx

Permit History (1)

Applications (1)

#340882 A EXXON CORP.
received 1987-12-31

Records & Logs

3 completion filings on record.

W-2/G-1 2024-09-03
W-2/G-1 1988-06-22
W-2/G-1 1988-07-02
Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images and the UL library 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 ANDREWS County.

Well Details

Well Number
6135
Max Depth
7,400 ft
Drill Type
Vertical
County
ANDREWS
District
8
Completed
2018-02-01

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