42-383-41910

PRODUCING Horizontal

MERCHANT ESTATE 18-12 D

REAGAN County · District 7 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA)

Permits

2

Max Depth

11,000 ft

First Permit

2024-11-19

Latest Activity

2024-11-19

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-06-30

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

2025-06

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 (8) Elevation 2,671 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
QUEEN 2,562 ft+109 ft
GRAYBURG 3,038 ft-367 ft
SAN ANDRES - SALTWATER FLOW, POS (San Andres)3,258 ft-587 ft
CLEARFORK (Clear Fork)5,175 ft-2,504 ft
SPRABERRY 6,289 ft-3,618 ft
ELLENBURGER
FUSSELMAN
STRAWN

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
42-383-41865 CAUBLE 21-30 F · ENDEAVOR ENERGY RESOURCES L.P.
0.0 mi
Queen 2,560'Grayburg 3,030'San Andres 3,259'Clear Fork 5,191'Spraberry 6,290'Strawn Ellenburger Fusselman
42-383-41909 MERCHANT ESTATE 18-12 C · ENDEAVOR ENERGY RESOURCES L.P.
0.0 mi
Queen 2,555'Grayburg 3,035'San Andres 3,243'Clear Fork 5,193'Spraberry 6,285'Ellenburger Fusselman Strawn
42-383-41908 MERCHANT ESTATE 18-12 B · ENDEAVOR ENERGY RESOURCES L.P.
0.0 mi
Queen 2,560'Grayburg 3,036'San Andres 3,245'Clear Fork 5,191'Spraberry 6,292'Fusselman Ellenburger Strawn
42-383-41867 CAUBLE 21-30 H · ENDEAVOR ENERGY RESOURCES L.P.
0.0 mi
Queen 2,553'Grayburg 3,030'San Andres 3,248'Clear Fork 5,196'Spraberry 6,296'Wolfcamp 7,885'Strawn Fusselman Ellenburger
42-383-41907 MERCHANT ESTATE 18-12 A · ENDEAVOR ENERGY RESOURCES L.P.
0.0 mi
Queen 2,553'Grayburg 3,029'San Andres 3,247'Clear Fork 5,208'Spraberry 6,297'Fusselman Strawn Ellenburger
42-383-40491 CAUBLE 21-30 · ENDEAVOR ENERGY RESOURCES L.P.
0.4 mi
San Andres 3,427'Clear Fork 5,248'Spraberry 6,236'Strawn 10,024'Queen Fusselman Ellenburger Grayburg
42-383-40490 CAUBLE 21-30 · ENDEAVOR ENERGY RESOURCES L.P.
0.4 mi
San Andres 3,427'Clear Fork 5,264'Spraberry 6,257'Fusselman Queen Ellenburger Strawn Grayburg
42-383-40489 CAUBLE 21-30 · ENDEAVOR ENERGY RESOURCES L.P.
0.4 mi
San Andres 3,427'Clear Fork 5,262'Spraberry 6,254'Fusselman Grayburg Strawn Queen Ellenburger

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).

Perforations (1)

IntervalType
8,611–18,792 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,420 ft1,320 sx
8.625"7,732 ft1,320 sx
5.5"18,820 ft2,295 sx

Permit History (2)

Applications (2)

#904136 A ENDEAVOR ENERGY RESOURCES L.P.
received 2024-12-02
#904136 A ENDEAVOR ENERGY RESOURCES L.P.
received 2024-11-18

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2025-08-11 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.

Lat 31.574706
Lon -101.569342

Well Details

Well Number
3WB
Max Depth
11,000 ft
Drill Type
Horizontal
County
REAGAN
District
7
Completed
2025-06-30

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
5,055