42-317-38680

Final Completion

MAXWELL 10

MARTIN County · District 8 · ENDEAVOR ENERGY RESOURCES L.P. · SPRABERRY (TREND AREA)

Permits

1

Max Depth

12,000 ft

First Permit

2013-05-23

Latest Activity

2013-05-23

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2021-05-11

Shut-In

Plugged

2022-03-28

!

EWA / Permit operator mismatch

Scheduling: ENDEAVOR ENERGY RESOURCES L.P. ≠ Permit: COBRA OIL & GAS CORPORATION

Resolved via: schedulingENDEAVOR ENERGY RESOURCES L.P.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-05

Last Production

2022-07

Lease Production

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

Formation Tops (8) Elevation 2,624 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
CLEARFORK (Clear Fork)4,840 ft-2,216 ft
SPRABERRY 6,700 ft-4,076 ft
UPPER SPRABERRY (Spraberry)6,700 ft-4,076 ft
LOWER SPRABERRY (Spraberry)7,205 ft-4,581 ft
DEAN 7,980 ft-5,356 ft
WOLFCAMP 8,185 ft-5,561 ft
PENN (Pennsylvanian)9,095 ft-6,471 ft
STRAWN 9,800 ft-7,176 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 (4)

IntervalType
7,513–9,538 ftPerforated
7,513–10,485 ftPerforated
9,625–9,799 ftPerforated
9,867–10,485 ftPerforated

Casing (3)

SizeSet DepthCement
12.75"328 ft325 sx
8.625"4,500 ft1,050 sx
5.5"10,640 ft1,300 sx

Permit History (1)

Applications (1)

#763043 A COBRA OIL & GAS CORPORATION
received 2013-05-21

Records & Logs

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

W-2/G-1 2021-05-26
W-2/G-1 2020-10-26
W-2/G-1 2020-10-26
W-2/G-1 2013-10-15
W-2/G-1 2013-09-10 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 MARTIN County.

Well Details

Well Number
2
Max Depth
12,000 ft
Drill Type
Vertical
County
MARTIN
District
8
Completed
2021-05-11

Operator

Location
MIDLAND
P-5 Status
Active (filed 2026-06-12)
Cum Oil (all leases)
507,205,629 bbl
Cum Gas (all leases)
70,424,421 mcf
Total Permits
6,190