42-337-31941

INJECTION

HILDRETH JACK -B-

MONTAGUE County · District 9 · CREST OPERATING COMPANY · HILDRETH NE. (ELLENBURGER)

Permits

Max Depth

7,450 ft

First Permit

1982-06-28

Latest Activity

2014-10-16

Lifespan

32 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2014-12-24

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Permit operator mismatch

Scheduling: CREST OPERATING COMPANY ≠ Permit: CLEARFORK PRODUCTION, LLC

Resolved via: scheduling → CREST OPERATING COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000093255 permitted 2014-07-21

Permitted Volume

2,000 bbl/d

Max Pressure

1,000 psi

Injection Interval

5,968–6,062 ft

Injected (12mo)

546,786 bbl

Monthly injected volume (bbl, from H-10 filings through 2025-07-01)

Operator History

Chain of Custody

ULATEX OIL & GAS INC. 1993-1998→ COX RESOURCES CORP. 1999-2000→ HRB OPERATING COMPANY, INC. 2000-2003→ CHICO PRODUCTION CORP. 2003-2010→ CLEARFORK OPERATING LLC 2010-2011→ CLEARFORK PRODUCTION, LLC 2011-2014→ ARIES OPERATING, LP 2014-2018→ CREST OPERATING COMPANY 2019-2021

Lease Production

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

Oil

production & DCA →

Formation Tops (13) Elevation 1,006 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
TRINITY WATER SANDS - HIGH WASH-	500 ft	+506 ft
SPANISH FORT	870 ft	+136 ft
PERMIAN (Permian (undifferentiated))	1,150 ft	-144 ft
CISCO	1,350 ft	-344 ft
CANYON SAND (Canyon)	1,550 ft	-544 ft
PALO PINTO	2,550 ft	-1,544 ft
STRAWN	2,760 ft	-1,754 ft
UNDETERMINED - GAS PRODUCING ZON	3,170 ft	-2,164 ft
BRAZOS RIVER	3,300 ft	-2,294 ft
BRYSON SAND (Bryson)	4,670 ft	-3,664 ft
1ST CONGLOMERATE	5,958 ft	-4,952 ft
UPPER ELLENBURGER (Ellenburger)	7,052 ft	-6,046 ft
LOWER ELLENBURGER (Ellenburger)	7,140 ft	-6,134 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)

Interval	Type
5,968–6,062 ft	Perforated
7,052–7,149 ft	Perforated

Casing (6)

Size	Set Depth	Cement
12.25"	902 ft	520 sx
8.625"	902 ft	520 sx
7.875"	6,202 ft	165 sx
5.5"	6,202 ft	400 sx
2.5"	6,900 ft	—
5.5"	7,251 ft	800 sx

Permit History (2)

#798406 Recompletion Final Completion

HILDRETH, JACK -B- · 7,260 ft

2014-10-16

Spud 2014-12-16

#164948 Drill Final Completion

HILDRETH, JACK 'B' · 7,450 ft

1982-06-28

Spud 1982-07-10

Applications (2)

#798406 A CLEARFORK PRODUCTION, LLC

received 2014-10-15

#164948 A CONOCO INC.

received 1982-06-28

Records & Logs

4 completion filings on record.

W-2/G-1 2024-03-26

W-2/G-1 2015-02-06

W-2/G-1 2003-10-27

W-2/G-1 1982-10-04

Completion packets + logs ↗ Wellbore filings ↗

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 MONTAGUE County.

Well Details

Well Number: 4
Max Depth: 7,450 ft
Drill Type: Vertical
County: MONTAGUE
District: 9
Operator: CREST OPERATING COMPANY
Completed: 2014-12-24

Operator

Name: CREST OPERATING COMPANY
Location: HOUSTON
P-5 Status: Active (filed 2026-02-02)
Cum Oil (all leases): 244,134 bbl
Cum Gas (all leases): 1,127,497 mcf
Activities: OPRS/O