42-317-44315

Final Completion Horizontal

KNOX 4

MARTIN County · District 8 · DIAMONDBACK E&P LLC · SPRABERRY (TREND AREA) R 40 EXC

Permits

2

Max Depth

10,200 ft

First Permit

2022-06-16

Latest Activity

2022-06-16

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2023-05-01

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2023-04

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 (10) Elevation 2,673 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,888 ft-215 ft
QUEEN 3,214 ft-541 ft
GRAYBURG 3,771 ft-1,098 ft
SAN ANDRES - ACTIVE CO2 FLOOD; H (San Andres)3,957 ft-1,284 ft
SPRABERRY 7,078 ft-4,405 ft
CISCO
DEAN
PENNSYLVANIAN
SANTA ROSA
WOLFCAMP

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
42-317-44245 KNOX 3 · LARIO OIL & GAS COMPANY
0.0 mi
Santa Rosa 1,092'Yates 2,308'Queen 3,217'Grayburg 3,775'San Andres 3,962'Clear Fork 6,069'Spraberry 7,076'Dean Wolfcamp Cisco
42-317-44244 KNOX 3 · LARIO OIL & GAS COMPANY
0.0 mi
Santa Rosa 1,093'Yates 2,305'Queen 3,217'Grayburg 3,776'San Andres 3,948'Clear Fork 6,079'Spraberry 7,079'Dean 8,398'Wolfcamp 8,598'Cisco Pennsylvanian
42-317-44312 KNOX 4 · LARIO OIL & GAS COMPANY
0.0 mi
Santa Rosa 1,048'Yates 2,287'Queen 3,214'Grayburg 3,773'San Andres 3,959'Clear Fork 6,070'Spraberry 7,076'Dean 8,403'Wolfcamp 8,596'Cisco Pennsylvanian
42-317-44357 WASHINGTON 2 · LARIO OIL & GAS COMPANY
0.0 mi
Yates 2,283'Queen 2,875'Grayburg 3,311'San Andres 3,740'Clear Fork 6,072'Spraberry 7,077'Dean Wolfcamp Cisco Santa Rosa
42-317-44356 WASHINGTON 2 · LARIO OIL & GAS COMPANY
0.0 mi
Yates 2,279'Queen 2,864'Grayburg 3,313'San Andres 3,719'Clear Fork 6,055'Spraberry 7,056'Dean 8,361'Wolfcamp 8,572'Cisco Santa Rosa
42-317-42513 WASHINGTON 3 · LARIO OIL & GAS COMPANY
0.0 mi
Santa Rosa 993'Yates 2,287'Queen 3,206'Grayburg 3,949'San Andres 4,085'Spraberry 7,079'Dean 8,398'Wolfcamp 8,589'Cisco Pennsylvanian
42-317-42512 WASHINGTON 2 · LARIO OIL & GAS COMPANY
0.0 mi
Santa Rosa 987'Yates 2,287'Queen 3,208'Grayburg 3,956'San Andres 4,085'Spraberry 7,079'Dean Cisco Wolfcamp Pennsylvanian
42-317-42171 WASHINGTON · LARIO OIL & GAS COMPANY
0.1 mi
Santa Rosa 976'Yates 2,296'Queen 3,230'Grayburg 3,957'San Andres 4,082'Spraberry 7,080'Dean 8,391'Wolfcamp 8,601'Cisco Pennsylvanian

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
8,619–16,165 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,423 ft1,120 sx
9.625"7,567 ft1,405 sx
5.5"16,258 ft2,000 sx

Permit History (2)

Applications (2)

#879379 A DIAMONDBACK E&P LLC
received 2023-09-26
#879379 A LARIO OIL & GAS COMPANY
received 2022-04-22

Records & Logs

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

W-2/G-1 2024-04-29
W-2/G-1 2023-09-21 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 32.112752
Lon -101.794815

Well Details

Well Number
204
Max Depth
10,200 ft
Drill Type
Horizontal
County
MARTIN
District
8
Completed
2023-05-01

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
4,977