42-339-30414

Final Completion

CONROE FIELD UNIT

MONTGOMERY County · District 3 · WAPITI OPERATING, LLC

Permits

Max Depth

12,000 ft

First Permit

1978-08-21

Latest Activity

2008-05-29

Lifespan

30 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

1980-01-16

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Active UIC #000098806 permitted 2008-04-29

Permitted Volume

25,000 bbl/d

Max Pressure

2,385 psi

Injection Interval

4,770–6,210 ft

Injected (12mo)

2,081,005 bbl

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

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.

Oil

production & DCA →

Formation Tops (4) Elevation 184 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MOODY'S BRANCH	4,771 ft	-4,587 ft
MOODYS BRANCH	4,771 ft	-4,587 ft
1ST UPPER COCKFIELD	4,817 ft	-4,633 ft
2ND UPPER COCKFIELD	4,864 ft	-4,680 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 (3)

Interval	Type
6,000–6,020 ft	Perforated
6,000–6,080 ft	Perforated
6,060–6,080 ft	Perforated

Casing (4)

Size	Set Depth	Cement
20"	90 ft	—
10.75"	1,620 ft	1,350 sx
5.5"	6,219 ft	660 sx
7"	9,350 ft	2,050 sx

Permit History (2)

#661494 Reenter Final Completion

CONROE FIELD UNIT · 12,000 ft

2008-05-29

Spud 2008-06-09

#30982 Drill Plug Dry Hole (P&A)

KEYSTONE MILLS · 12,000 ft

1978-08-21

Spud 1978-09-14

Applications (2)

#661494 A WAPITI OPERATING, LLC

received 2008-05-07

#30982 A SHELL OIL COMPANY

received 1978-08-21

Records & Logs

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

W-2/G-1 2024-07-09

W-2/G-1 2019-03-25

W-2/G-1 2010-02-19 log on file

W-2/G-1 2010-03-30

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: 4040D
Max Depth: 12,000 ft
Drill Type: Vertical
County: MONTGOMERY
District: 3
Operator: WAPITI OPERATING, LLC

Operator

Name: WAPITI OPER, LLC
Location: HOUSTON
P-5 Status: Inactive (filed 2019-06-27)
Cum Oil (all leases): 5,446,081 bbl
Cum Gas (all leases): 8,851,220 mcf
Total Permits: 122