42-211-34086

PRODUCING

MENDOTA 40 NW

HEMPHILL County · District 10 · UNBRIDLED RESOURCES LLC · MENDOTA NW. (GRANITE WASH)

Permits

Max Depth

14,000 ft

First Permit

2008-01-04

Latest Activity

2008-02-21

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2008-05-03

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Permit operator mismatch

Scheduling: UNBRIDLED RESOURCES LLC ≠ Permit: CHESAPEAKE OPERATING, INC.

Resolved via: production → UNBRIDLED RESOURCES, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-05

Last Production

2026-07

Operator History

Chain of Custody

CHESAPEAKE OPERATING, INC. 2008-2014→ CHESAPEAKE OPERATING, L.L.C. 2014-2016→ 4P ENERGY TEXAS, LLC 2016-2020→ UNBRIDLED RESOURCES, LLC 2020-2026

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 (6) Elevation 2,730 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
BASE HEEBNER	7,302 ft	-4,572 ft
TONKAWA	8,034 ft	-5,304 ft
DES MOINES	10,206 ft	-7,476 ft
CHEROKEE	10,791 ft	-8,061 ft
ATOKA A (Atoka)	11,126 ft	-8,396 ft
ATOKA B (Atoka)	11,295 ft	-8,565 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 (1)

Interval	Type
10,328–11,406 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,200 ft	780 sx
4.5"	11,500 ft	605 sx

Permit History (2)

#650652 Drill Final Completion

MENDOTA 40 NW · 14,000 ft

2008-02-21

Spud 2008-02-26

#650652 Drill

MENDOTA 40 NW · 14,000 ft

2008-01-04

Spud 2008-02-26

Applications (2)

#650652 A CHESAPEAKE OPERATING, INC.

received 2008-02-08

#650652 A CHESAPEAKE OPERATING, INC.

received 2007-12-04

Records & Logs

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

W-2/G-1 2009-01-26 log on file

W-2/G-1 2009-09-17

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 HEMPHILL County.

Well Details

Well Number: 2
Max Depth: 14,000 ft
Drill Type: Vertical
County: HEMPHILL
District: 10
Operator: UNBRIDLED RESOURCES LLC
Completed: 2008-05-03

Operator

Name: UNBRIDLED RES, LLC
Location: OKLAHOMA CI, TY
P-5 Status: Active (filed 2025-12-17)
Cum Oil (all leases): 2,156,940 bbl
Cum Gas (all leases): 150,390,040 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 6