42-135-42456

Final Completion

FLAG RANCH

ECTOR County · District 8 · CAPSTONE NATURAL RES II LLC · MARTIN (CONSOLIDATED)

Permits

3

Max Depth

7,550 ft

First Permit

2013-04-22

Latest Activity

2017-10-18

Lifespan

4 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2017-08-08

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: CAPSTONE NATURAL RES II LLC ≠ Production: RAPTOR RESOURCES, INC. (reported 2026-04)

Resolved via: productionRAPTOR RESOURCES, INC.

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-12

Last Production

2026-07

Lease Production

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

Formation Tops (4) Elevation 3,297 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,630 ft+667 ft
SAN ANDRES 4,130 ft-833 ft
CLEARFORK (Clear Fork)5,600 ft-2,303 ft
CLEARFORK (Clear Fork)5,620 ft-2,323 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 ↗

Offset Well Tops (nearest 8 wells with tops)

What nearby completed wells reported.

Cross-section
42-135-43531 FLAG RANCH · CAPSTONE NATURAL RES II, LLC
0.1 mi
Santa Rosa 1,248'Yates 2,733'Seven Rivers 2,993'Queen 3,304'Grayburg 3,819'San Andres 4,098'Holt 5,212'Glorieta 5,259'Clear Fork 5,594'Tubb 6,117'
42-135-42457 FLAG RANCH · CAPSTONE NATURAL RES II, LLC
0.4 mi
Santa Rosa 720'Yates 2,762'Seven Rivers 3,020'Queen 3,628'Grayburg 3,843'San Andres 4,120'San Andres 4,120'San Andres 4,140'Clear Fork 5,641'Tubb 6,165'Pennsylvanian Queen +6 more
42-135-10034 CUMMINS · CAPSTONE NATURAL RES II, LLC
0.5 mi
Santa Rosa 706'Santa Rosa 982'Yates 2,732'Seven Rivers 2,980'Queen 3,593'Grayburg 3,862'San Andres 4,098'Holt 5,203'Glorieta 5,216'Holt 5,216'Glorieta 5,427'Clear Fork 5,588' +2 more
42-135-42808 FLAG RANCH A · CAPSTONE NATURAL RES II, LLC
0.6 mi
Queen 3,596'Grayburg 3,855'San Andres 4,140'San Andres 4,148'Holt 5,256'Glorieta 5,499'Clear Fork 5,640'Clear Fork 5,657'Tubb 6,177'
42-135-06105 TXL 'B' · TEXACO E & P INC.
0.7 mi
San Andres 4,150'Clear Fork 5,578'Devonian 7,948'
42-135-07156 WEST GOLDSMITH UNIT · AGHORN OPERATING, INC.
1.2 mi
Rustler 1,440'Yates 2,700'San Andres 4,112'UCF 5,582'Clear Fork 5,582'
42-135-39155 RED DOG · OXY USA WTP LP
1.2 mi
San Andres 4,210'Clear Fork 5,708'Wichita-Albany 6,715'Wichita-Albany 6,719'Wolfcamp 7,488'Devonian 8,012'
42-135-07139 WEST GOLDSMITH UNIT · AGHORN OPERATING, INC.
1.8 mi
Rustler 1,455'Yates 2,735'San Andres 4,146'Clear Fork 5,606'UCF 5,606'

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 (3)

IntervalType
4,115–4,226 ftPerforated
5,606–5,773 ftPerforated
5,808–6,380 ftPerforated

Casing (2)

SizeSet DepthCement
8.625"1,480 ft475 sx
5.5"6,414 ft1,040 sx

Permit History (3)

Applications (3)

#831924 A CAPSTONE NATURAL RES II, LLC
received 2017-10-12
#829339 A CAPSTONE NATURAL RES II, LLC
received 2017-07-31
#761177 A BOYD & MCWILLIAMS OPERATING, LLC
received 2013-04-19

Records & Logs

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

W-2/G-1 2017-12-14
W-2/G-1 2017-08-14
W-2/G-1 2017-04-03
W-2/G-1 2013-08-12 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 32.029667
Lon -102.774550

Well Details

Well Number
2
Max Depth
7,550 ft
Drill Type
Vertical
County
ECTOR
District
8
Completed
2017-08-08

Operator

Location
TULSA
P-5 Status
Inactive (filed 2018-12-18)
Cum Oil (all leases)
650,401 bbl
Cum Gas (all leases)
— mcf
Total Permits
33