42-003-33509

INJECTION

FULLERTON CLEARFORK UNIT

ANDREWS County · District 8 · HILCORP ENERGY COMPANY · FULLERTON

Permits

1

Max Depth

7,400 ft

First Permit

1983-04-15

Latest Activity

1983-04-15

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2012-06-22

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 #000049424 permitted 1994-05-13

Permitted Volume

2,000 bbl/d

Max Pressure

2,500 psi

Injection Interval

5,745–7,500 ft

Injected (12mo)

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 (19) Elevation 3,311 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
MASSIVE ANHYDRITE (Massive Anhydrite (marker))1,748 ft+1,563 ft
SALADO 1,780 ft+1,531 ft
TANSILL 2,804 ft+507 ft
YATES 2,874 ft+437 ft
SEVEN RIVERS 3,058 ft+253 ft
SAN ANDRES 4,424 ft-1,113 ft
SAN ANGELO 5,710 ft-2,399 ft
UP. CLEARFORK6,000 ft-2,689 ft
UPPER CLEARFORK (Clear Fork)6,000 ft-2,689 ft
TUBB 6,528 ft-3,217 ft
LO. CLEARFORK6,608 ft-3,297 ft
LOWER CLEARFORK (Clear Fork)6,608 ft-3,297 ft
UP. STAINING6,652 ft-3,341 ft
ZONE 16,768 ft-3,457 ft
ZONE 26,890 ft-3,579 ft
WICHITA (Wichita-Albany)6,972 ft-3,661 ft
ZONE 37,094 ft-3,783 ft
ZONE 3B7,166 ft-3,855 ft
ZONE 47,266 ft-3,955 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
6,020–6,076 ftPerforated
6,778–7,252 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,695 ft800 sx
5.5"7,395 ft2,000 sx

Permit History (1)

Applications (1)

#191552 A EXXON CORP.
received 1983-04-15

Records & Logs

3 completion filings on record.

W-2/G-1 2012-07-16
W-2/G-1 1984-01-17
W-2/G-1 1984-01-17
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
1886
Max Depth
7,400 ft
Drill Type
Vertical
County
ANDREWS
District
8
Completed
2012-06-22

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
3,431