42-339-30456

Directional

CONROE FIELD UNIT

MONTGOMERY County · District 3 · EXXON CORP.

Permits

Max Depth

5,700 ft

First Permit

1979-09-25

Latest Activity

1990-06-22

Lifespan

11 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Cancelled 1998-06-30 UIC #000072664 permitted 1990-05-16

Permitted Volume

10 mcf/d

Max Pressure

2,000 psi

Injection Interval

4,700–5,272 ft

Injected (12mo)

—

Operator History

Chain of Custody

EXXON CORP. 1993-2000→ EXXON MOBIL CORPORATION 2000-2006→ WAPITI OPERATING, LLC 2006-2009→ DENBURY ONSHORE, LLC 2010-2024→ HIGHMARK ENERGY OPERATING, LLC 2024-2026

Lease Production

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

Formation Tops (4) Elevation 238 ft

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
FRIO	2,805 ft	-2,567 ft
TOP OF FRIO (Frio)	2,805 ft	-2,567 ft
VICKSBURG	3,587 ft	-3,349 ft
JACKSON	3,890 ft	-3,652 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 (6)

Interval	Type
4,844–4,860 ft	Perforated
5,038–5,047 ft	Perforated
5,060–5,064 ft	Perforated
5,119–5,124 ft	Perforated
5,128–5,134 ft	Perforated
5,212–5,222 ft	Perforated

Casing (7)

Size	Set Depth	Cement
16"	315 ft	850 sx
10.75"	1,024 ft	775 sx
7"	2,542 ft	950 sx
2.875"	4,034 ft	—
2.875"	4,037 ft	—
7"	5,272 ft	1,300 sx
7"	—	950 sx

Permit History (2)

#374771 Recompletion

CONROE FIELD UNIT · 5,272 ft

1990-06-22

#59977 Drill Final Completion

CONROE FIELD UNIT · 5,700 ft

1979-09-25

Spud 1979-11-09

Applications (2)

#374771 A EXXON CORP.

received 1990-06-22

#59977 A EXXON CORP.

received 1979-09-25

Records & Logs

9 completion filings on record.

W-2/G-1 1998-05-28

W-2/G-1 1998-06-02

W-2/G-1 1990-09-04

W-2/G-1 1989-01-09

W-2/G-1 1986-06-13

+3 more filings

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 MONTGOMERY County.

Well Details

Well Number: 3529
Max Depth: 5,700 ft
Drill Type: Directional
County: MONTGOMERY
District: 3
Operator: EXXON CORP.

Operator

Name: YOUNGBLOOD, C. S. III
Location: HOUSTON
P-5 Status: S (filed 1999-03-15)
Cum Oil (all leases): 215,968,885 bbl
Cum Gas (all leases): 2,000,503,710 mcf
Activities: OPRS/O
Total Permits: 19,549