42-135-42865

Final Completion Horizontal

LEON (AW)

ECTOR County · District 8 · FIREBIRD ENERGY LLC · SALLIE ANN (SPRABERRY-WOLFCAMP)

Permits

2

Max Depth

11,000 ft

First Permit

2014-02-25

Latest Activity

2019-06-25

Lifespan

5 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2014-07-19

Shut-In

Plugged

!

EWA / Production operator mismatch

Scheduling: FIREBIRD ENERGY LLC ≠ Production: DIAMONDBACK E&P LLC (reported 2026-04)

!

EWA / Permit operator mismatch

Scheduling: FIREBIRD ENERGY LLC ≠ Permit: FDL OPERATING, LLC

Resolved via: productionDIAMONDBACK E&P LLC

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2011-04

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 2,943 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SANTA ROSA BASE (Santa Rosa)1,350 ft+1,593 ft
YATES 2,000 ft+943 ft
QUEEN 3,000 ft-57 ft
SAN ANDRES - HIGH FLOWS, H2S, CO (San Andres)3,400 ft-457 ft
GRAYBURG 3,550 ft-607 ft
SEVEN RIVERS 3,970 ft-1,027 ft
GLORIETA 4,400 ft-1,457 ft
HOLT 5,000 ft-2,057 ft
CLEARFORK (Clear Fork)5,500 ft-2,557 ft
TUBB 6,100 ft-3,157 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
42-135-41562 MILLIE B · FDL OPERATING, LLC
0.2 mi
Spraberry 6,632'Spraberry 8,548'Wolfcamp 9,171'Strawn 11,008'
42-135-40566 MILLIE A · FDL OPERATING, LLC
0.3 mi
San Andres 5,035'Spraberry 6,313'Wolfcamp 9,076'Strawn 11,008'
42-135-40614 LEON · FDL OPERATING, LLC
0.3 mi
San Andres 5,022'Spraberry 8,511'Wolfcamp 9,170'Strawn 11,008'
42-135-41573 MILLIE B · FDL OPERATING, LLC
0.4 mi
Clear Fork 7,602'Dean 8,932'Wolfcamp 9,083'Strawn 11,008'
42-135-41377 LEON · FDL OPERATING, LLC
0.5 mi
Clear Fork 7,645'Spraberry 8,514'Wolfcamp 9,182'Strawn 11,008'
42-135-42119 MILLIE B · FDL OPERATING, LLC
0.5 mi
Spraberry 7,321'Abo 8,764'Wolfcamp 9,345'Cisco 9,905'
42-135-42521 MILLIE B (ALLOC) · FDL OPERATING, LLC
0.5 mi
Abo 8,766'Dean 8,960'Wolfcamp 9,147'Wolfcamp 9,282'
42-135-40626 MILLIE B · FDL OPERATING, LLC
0.5 mi
San Andres 5,096'Spraberry 6,404'Wolfcamp 9,159'Strawn 11,008'

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
9,426–17,650 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"473 ft505 sx
9.625"6,250 ft2,040 sx
9.625"9,250 ft1,740 sx
5.5"17,791 ft2,075 sx

Permit History (2)

Applications (2)

#854112 A FDL OPERATING, LLC
received 2019-06-12
#776922 A DEVON ENERGY PRODUCTION CO, L.P.
received 2014-01-09

Records & Logs

3 completion filings on record · 3 with log images at RRC.

W-2/G-1 2019-09-16 log on file
W-2/G-1 2014-10-15 log on file
W-2/G-1 2014-10-15 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 31.665315
Lon -102.347723

Well Details

Well Number
19H
Max Depth
11,000 ft
Drill Type
Horizontal
County
ECTOR
District
8
Completed
2014-07-19

Operator

Location
FORT WORTH
P-5 Status
Delinquent (filed 2023-04-26)
Cum Oil (all leases)
10,133,635 bbl
Cum Gas (all leases)
424,502 mcf
Total Permits
152