42-413-32822

Final Completion

NIKOLAUK

SCHLEICHER County · District 7 · HIGHMOUNT EXPL & PROD TEXAS LLC · SAWYER (CANYON)

Permits

Max Depth

8,600 ft

First Permit

2012-02-16

Latest Activity

2012-10-11

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2012-04-10

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: HIGHMOUNT EXPL & PROD TEXAS LLC ≠ Production: UPP OPERATING, LLC (reported 2026-04)

Resolved via: production → UPP OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2012-04

Last Production

2026-07

Operator History

Chain of Custody

HIGHMOUNT EXPL & PROD TEXAS LLC 2012-2014→ ENERVEST OPERATING, L.L.C. 2014-2019→ UPP OPERATING, LLC 2019-2026

Lease Production

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

Formation Tops (4) Elevation 2,485 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
BASE CREATACEOUS	779 ft	+1,706 ft
LEONARD	3,400 ft	-915 ft
WOLFCAMP	5,083 ft	-2,598 ft
CANYON	7,130 ft	-4,645 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
3,676–6,020 ft	Perforated
7,390–7,404 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,594 ft	450 sx
4.5"	7,552 ft	1,500 sx

Permit History (2)

#748897 Recompletion Final Completion

NIKOLAUK · 8,600 ft

2012-10-11

Spud 2012-03-14

#733285 Drill Final Completion

NIKOLAUK · 8,600 ft

2012-02-16

Spud 2012-03-14

Applications (2)

#748897 A HIGHMOUNT EXPL & PROD TEXAS LLC

received 2012-09-26

#733285 A HIGHMOUNT EXPL & PROD TEXAS LLC

received 2012-02-06

Records & Logs

2 completion filings on record · 2 with log images at RRC.

W-2/G-1 2013-04-02 log on file

W-2/G-1 2012-05-15 log on file

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 SCHLEICHER County.

Well Details

Well Number: 604
Max Depth: 8,600 ft
Drill Type: Vertical
County: SCHLEICHER
District: 7
Operator: HIGHMOUNT EXPL & PROD TEXAS LLC
Completed: 2012-04-10

Operator

Name: HIGHMOUNT EXPL & PROD TEXAS LLC
Location: HOUSTON
P-5 Status: Inactive (filed 2014-09-04)
Cum Oil (all leases): 789,796 bbl
Cum Gas (all leases): 414,480,211 mcf
Total Permits: 1,184