42-135-42178

Final Completion

MILLIE C

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

Permits

2

Max Depth

11,000 ft

First Permit

2012-12-11

Latest Activity

2018-08-28

Lifespan

6 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2013-03-29

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

2011-06

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 (5) Elevation 2,916 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
SAN ANDRES 4,816 ft-1,900 ft
UPPER SPRABERRY (Spraberry)6,502 ft-3,586 ft
LOWER SPRABERRY (Spraberry)8,448 ft-5,532 ft
WOLFCAMP 9,114 ft-6,198 ft
STRAWN 10,198 ft-7,282 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
42-103-35902 MILLIE C · FDL OPERATING, LLC
0.3 mi
Spraberry 6,299'Clear Fork 7,578'Clear Fork 7,578'Wolfcamp 9,049'Strawn 11,008'
42-135-41351 MILLIE D · FDL OPERATING, LLC
0.3 mi
Clear Fork 5,582'Spraberry 8,474'Wolfcamp 9,305'Strawn 11,008'
42-135-40635 MILLIE C · FDL OPERATING, LLC
0.3 mi
San Andres 5,094'Spraberry 8,462'Wolfcamp 9,105'Strawn 11,008'
42-103-36088 MILLIE C · FDL OPERATING, LLC
0.4 mi
San Andres 4,754'Spraberry 6,483'Clear Fork 7,585'Wolfcamp 9,111'Strawn 10,125'
42-461-37996 MILLIE D · FDL OPERATING, LLC
0.4 mi
Abo 8,713'Wolfcamp 9,519'Cisco 9,953'Strawn 11,008'
42-135-43881 FOUR CORNERS 1729 B · FIREBIRD ENERGY LLC
0.5 mi
Yates 3,053'Yates 3,132'Seven Rivers 3,333'Queen 3,394'Grayburg 3,882'Queen 4,286'Grayburg 4,724'San Andres 5,052'San Andres 5,117'Glorieta 6,053'Clear Fork 7,098'Clear Fork 7,109' +5 more
42-135-43880 FOUR CORNERS 1729 A · FIREBIRD ENERGY LLC
0.5 mi
Yates 3,053'Yates 3,132'Seven Rivers 3,321'Queen 3,394'Grayburg 3,882'Queen 4,243'Grayburg 4,736'San Andres 5,052'San Andres 5,075'Glorieta 6,076'Clear Fork 7,063'Clear Fork 7,098' +5 more
42-135-41604 MILLIE D · FDL OPERATING, LLC
0.5 mi
Spraberry 6,519'Spraberry 8,522'Wolfcamp 9,193'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 (2)

IntervalType
7,890–10,134 ftPerforated
9,700–10,134 ftPerforated

Casing (3)

SizeSet DepthCement
12.75"329 ft150 sx
8.625"4,766 ft1,105 sx
5.5"10,522 ft915 sx

Permit History (2)

Applications (2)

#843836 A FDL OPERATING, LLC
received 2018-08-21
#752730 A DEVON ENERGY PRODUCTION CO, L.P.
received 2012-12-06

Records & Logs

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

W-2/G-1 2019-04-29
W-2/G-1 2018-08-01
W-2/G-1 2013-07-08 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 31.653264
Lon -102.322336

Well Details

Well Number
3
Max Depth
11,000 ft
Drill Type
Vertical
County
ECTOR
District
8
Completed
2013-03-29

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