42-003-46324

PRODUCING Horizontal

UL TAWNY UNIT 8-12

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

Permits

1

Max Depth

10,500 ft

First Permit

2014-06-26

Latest Activity

2014-06-26

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2014-11-01

Shut-In

Plugged

P-5 Org Status: X

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2014-11

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 2,988 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
YATES 2,500 ft+488 ft
SEVEN RIVERS 3,000 ft-12 ft
GRAYBURG 3,100 ft-112 ft
QUEEN 3,600 ft-612 ft
SAN ANDRES - CO2 FLOOD, HIGH FLO (San Andres)4,942 ft-1,954 ft
HOLT 5,000 ft-2,012 ft
GLORIETA 5,614 ft-2,626 ft
TUBB 6,100 ft-3,112 ft
CLEARFORK (Clear Fork)6,898 ft-3,910 ft
PERMIAN DETRITAL (Permian (undifferentiated))7,800 ft-4,812 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
9,750–17,335 ftPerforated

Casing (3)

SizeSet DepthCement
13.375"1,738 ft2,000 sx
9.625"8,964 ft1,289 sx
5.5"17,478 ft2,830 sx

Permit History (1)

Applications (1)

#786951 A DIAMONDBACK E&P LLC
received 2014-05-13

Records & Logs

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

W-2/G-1 2014-12-01 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
1LS
Max Depth
10,500 ft
Drill Type
Horizontal
County
ANDREWS
District
8
Completed
2014-11-01

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
4,969