42-003-47201

PRODUCING Horizontal

UL MASON UNIT

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

Permits

1

Max Depth

10,500 ft

First Permit

2015-07-31

Latest Activity

2015-07-31

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2016-08-21

Shut-In

Plugged

P-5 Org Status: X

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2014-05

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 (12) Elevation 2,943 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA 1,242 ft+1,701 ft
RUSTLER 2,082 ft+861 ft
YATES 3,071 ft-128 ft
SEVEN RIVERS 3,323 ft-380 ft
QUEEN 3,759 ft-816 ft
GRAYBURG 4,170 ft-1,227 ft
SAN ANDRES - CO2 FLOOD, HIGH FLO (San Andres)4,622 ft-1,679 ft
HOLT 5,358 ft-2,415 ft
GLORIETA 5,495 ft-2,552 ft
CLEARFORK (Clear Fork)6,637 ft-3,694 ft
TUBB 8,409 ft-5,466 ft
PERMIAN DETRITAL (Permian (undifferentiated))8,708 ft-5,765 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 (1)

IntervalType
9,699–17,356 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,845 ft1,610 sx
9.625"8,763 ft1,142 sx
5.5"17,472 ft2,605 sx

Permit History (1)

Applications (1)

#808864 A DIAMONDBACK E&P LLC
received 2015-07-28

Records & Logs

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

W-2/G-1 2016-12-14 log on file
W-2/G-1 2016-05-02 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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in ANDREWS County.

Well Details

Well Number
6LS
Max Depth
10,500 ft
Drill Type
Horizontal
County
ANDREWS
District
8
Completed
2016-08-21

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