42-227-36131

Final Completion

BLAGRAVE '35A

HOWARD County · District 8 · ENDEAVOR ENERGY RESOURCES L.P.

Permits

Max Depth

12,000 ft

First Permit

2008-04-26

Latest Activity

2016-04-01

Lifespan

8 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2008-11

Last Production

2026-07

Operator History

Chain of Custody

ENDEAVOR ENERGY RESOURCES L.P. 2008-2016→ QSTAR OPERATING LLC 2016-2016→ SM ENERGY COMPANY 2017-2024→ NEW HEIGHT ENERGY, LLC 2025-2026

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 (8) Elevation 2,704 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
CLEARFORK LIME (Clear Fork)	4,725 ft	-2,021 ft
SPRABERRY	6,825 ft	-4,121 ft
DEAN	8,125 ft	-5,421 ft
BASE UPPER WOLFCAMP LIME (Wolfcamp)	8,825 ft	-6,121 ft
STRAWN	9,850 ft	-7,146 ft
STRAWN LIME (Strawn)	9,850 ft	-7,146 ft
LOWER MISS LIME (Mississippian)	10,425 ft	-7,721 ft
MISSISSIPPIAN	10,425 ft	-7,721 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
6,843–9,348 ft	Perforated
6,843–10,678 ft	Perforated

Casing (4)

Size	Set Depth	Cement
13.375"	309 ft	400 sx
13.375"	359 ft	400 sx
8.625"	4,439 ft	700 sx
4.5"	10,790 ft	1,750 sx

Permit History (3)

#814606 Recompletion Final Completion

BLAGRAVE '35A · 10,790 ft

2016-04-01

Spud 2008-12-10

#759819 Recompletion

BLAGRAVE '35A' · 10,787 ft

2013-04-11

#659477 Drill Final Completion

BLAGRAVE '35A' · 12,000 ft

2008-04-26

Spud 2008-06-18

Applications (3)

#814606 A ENDEAVOR ENERGY RESOURCES L.P.

received 2016-03-25

#759819 A ENDEAVOR ENERGY RESOURCES L.P.

received 2013-04-01

#659477 A ENDEAVOR ENERGY RESOURCES L.P.

received 2008-04-11

Records & Logs

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

W-2/G-1 2022-01-24

W-2/G-1 2021-06-22

W-2/G-1 2016-04-12

W-2/G-1 2009-04-15 log on file

W-2/G-1 2009-07-14

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 HOWARD County.

Well Details

Well Number: 1
Max Depth: 12,000 ft
Drill Type: Vertical
County: HOWARD
District: 8
Operator: ENDEAVOR ENERGY RESOURCES L.P.

Operator

Name: ENDEAVOR ENGY RES L.P
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