42-435-39186

PRODUCING

MAYER 18

SUTTON County · District 7 · UPP OPERATING LLC · SAWYER (CANYON)

Permits

1

Max Depth

8,600 ft

First Permit

2009-07-08

Latest Activity

2009-07-08

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2010-01-15

Shut-In

Plugged

P-5 Org Status: Active

!

EWA / Permit operator mismatch

Scheduling: UPP OPERATING LLC ≠ Permit: HIGHMOUNT EXPL & PROD TEXAS LLC

Resolved via: productionUPP OPERATING, LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2009-08

Last Production

2026-07

Lease Production

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

Formation Tops (4) Elevation 2,128 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
BASE CRETACEOUS (Base Cretaceous (marker))700 ft+1,428 ft
WOLFCAMP 3,414 ft-1,286 ft
CANYON 6,246 ft-4,118 ft
STRAWN 7,782 ft-5,654 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
6,250–7,166 ftPerforated
7,802–8,060 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,182 ft350 sx
4.5"8,233 ft590 sx

Permit History (1)

Applications (1)

#682720 A HIGHMOUNT EXPL & PROD TEXAS LLC
received 2009-07-02

Records & Logs

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

W-2/G-1 2010-02-22
W-2/G-1 2010-03-12
W-2/G-1 2009-08-25 log on file
W-2/G-1 2009-09-04

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 SUTTON County.

Well Details

Well Number
9
Max Depth
8,600 ft
Drill Type
Vertical
County
SUTTON
District
7
Completed
2010-01-15

Operator

Location
HOUSTON
P-5 Status
Active (filed 2026-03-06)
Cum Oil (all leases)
293,241 bbl
Cum Gas (all leases)
486,804,996 mcf
Activities
CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits
33