42-329-46869

PRODUCING Horizontal

RIO SAN MARCOS 36-45 UNIT 2B

MIDLAND County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)

Permits

1

Max Depth

11,000 ft

First Permit

2024-03-07

Latest Activity

2024-03-07

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2024-06-15

Shut-In

Plugged

P-5 Org Status: X

!

EWA / Permit operator mismatch

Scheduling: DIAMONDBACK E&P LLC ≠ Permit: ENDEAVOR ENERGY RESOURCES L.P.

Resolved via: productionDIAMONDBACK E&P LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2024-05

Last Production

2026-07

Operator History

originally filed by ENDEAVOR ENERGY RESOURCES L.P. — asset transferred

Lease Production

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

Formation Tops (10) Elevation 2,700 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,000 ft+1,700 ft
RUSTLER 1,614 ft+1,086 ft
YATES 2,609 ft+91 ft
QUEEN 3,679 ft-979 ft
GRAYBURG 4,366 ft-1,666 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)5,161 ft-2,461 ft
GLORIETA 5,632 ft-2,932 ft
CLEARFORK (Clear Fork)6,767 ft-4,067 ft
SPRABERRY 7,660 ft-4,960 ft
SEVEN RIVERS

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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-329-46867 RIO SAN MARCOS 36-45 UNIT 2A · ENDEAVOR ENERGY RESOURCES L.P.
0.0 mi
Santa Rosa 1,000'Rustler 1,608'Yates 2,608'Yates 2,622'Seven Rivers 2,977'Queen 3,818'Grayburg 4,377'Grayburg 4,385'San Andres 5,108'San Andres 5,118'Glorieta 5,853'Glorieta 5,858' +7 more
42-329-46868 RIO SAN MARCOS 36-45 UNIT 2A · ENDEAVOR ENERGY RESOURCES L.P.
0.0 mi
Santa Rosa 1,000'Rustler 1,608'Yates 2,608'Yates 2,620'Seven Rivers 2,977'Queen 3,816'Queen 3,818'Grayburg 4,385'Grayburg 4,395'San Andres 5,105'San Andres 5,118'Glorieta 5,853' +8 more
42-329-46865 RIO SAN MARCOS 36-45 UNIT 2A · ENDEAVOR ENERGY RESOURCES L.P.
0.0 mi
Santa Rosa 1,000'Rustler 1,608'Yates 2,608'Yates 2,614'Seven Rivers 2,977'Queen 3,814'Queen 3,818'Grayburg 4,385'San Andres 5,118'Glorieta 5,853'Clear Fork 6,763'Spraberry 7,661' +8 more
42-329-46866 RIO SAN MARCOS 36-45 UNIT 2A · ENDEAVOR ENERGY RESOURCES L.P.
0.0 mi
Santa Rosa 1,000'Rustler 1,608'Yates 2,608'Yates 2,617'Seven Rivers 2,978'Queen 3,818'Queen 3,821'Grayburg 4,384'Grayburg 4,385'San Andres 4,641'San Andres 5,108'Glorieta 5,403' +8 more
42-329-41960 RIO SAN MARCOS 36-45 UNIT 1 · ENDEAVOR ENERGY RESOURCES L.P.
0.2 mi
Santa Rosa 1,790'Yates 2,597'Seven Rivers 2,974'Queen 3,742'Grayburg 4,411'San Andres 5,035'Glorieta 5,810'Clear Fork 6,849'Spraberry 7,630'Spraberry 9,134'
42-329-41934 RIO SAN MARCOS 36-45 UNIT 1 · ENDEAVOR ENERGY RESOURCES L.P.
0.2 mi
Santa Rosa 1,790'Yates 2,597'Seven Rivers 2,974'Queen 3,742'Grayburg 4,411'San Andres 5,035'Glorieta 5,810'Clear Fork 6,849'Spraberry 7,630'Spraberry 9,134'
42-329-42323 RIO SAN MARCOS 36-45 UNIT 1 · ENDEAVOR ENERGY RESOURCES L.P.
0.2 mi
Santa Rosa 1,790'Yates 2,597'Seven Rivers 2,974'Queen 3,742'Grayburg 4,411'San Andres 5,035'Glorieta 5,810'Clear Fork 6,849'Spraberry 7,630'Spraberry 9,134'
42-329-41958 RIO SAN MARCOS 36-45 UNIT 1 · ENDEAVOR ENERGY RESOURCES L.P.
0.2 mi
Santa Rosa 1,000'Yates 2,597'Seven Rivers 2,974'Queen 3,742'Grayburg 4,411'San Andres 5,035'Glorieta 6,029'Clear Fork 6,849'Spraberry 7,360'Spraberry 7,630'Spraberry 8,196'Wolfcamp 8,566'

Nearest wells within 10 mi (surface locations). Click wells to select them, then open the cross-section to compare tops side by side (max 6 wells per section, including this one).

Casing (3)

SizeSet DepthCement
13.375"1,373 ft875 sx
9.625"10,068 ft1,340 sx
5.5"20,813 ft3,045 sx

Permit History (1)

Applications (1)

#897851 A ENDEAVOR ENERGY RESOURCES L.P.
received 2024-03-01

Records & Logs

1 completion filing on record.

W-2/G-1 2024-10-21

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.

Lat 31.791343
Lon -102.008853

Well Details

Well Number
263
Max Depth
11,000 ft
Drill Type
Horizontal
County
MIDLAND
District
8
Completed
2024-06-15

Operator

Location
MIDLAND
P-5 Status
X (filed 2026-05-04)
Cum Oil (all leases)
986,290,193 bbl
Cum Gas (all leases)
41,995,553 mcf
Activities
GTHS/C, GTHS/O, OPRS/G, OPRS/O
Total Permits
4,969