42-135-34375

Final Completion

MILLARD 'D'

ECTOR County · District 8 · FOUNDERS OIL & GAS OPERATING,LLC

Permits

3

Max Depth

8,750 ft

First Permit

1983-11-16

Latest Activity

2020-07-29

Lifespan

37 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

Shut-In

Plugged

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

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 (18) Elevation 2,925 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 944 ft+1,981 ft
YATES 2,160 ft+765 ft
GRAYBURG 3,118 ft-193 ft
SAN ANDRES 3,535 ft-610 ft
GLORIETA 4,398 ft-1,473 ft
CLEAR FORK 4,718 ft-1,793 ft
WICHITA ALBANY (Wichita-Albany)5,779 ft-2,854 ft
WOLFCAMP 6,800 ft-3,875 ft
DEVONIAN 7,092 ft-4,167 ft
SILURIAN (Silurian (undifferentiated))7,131 ft-4,206 ft
FUSSELMAN 7,355 ft-4,430 ft
MONTOYA 7,459 ft-4,534 ft
SIMPSON 7,666 ft-4,741 ft
TULIP CREEK7,852 ft-4,927 ft
MCKEE SAND (McKee)7,975 ft-5,050 ft
WADDEL SAND8,238 ft-5,313 ft
JOINS8,487 ft-5,562 ft
ELLENBURGER 8,536 ft-5,611 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
42-135-07270 MILLARD -D- · PHILLIPS PETROLEUM COMPANY
0.1 mi
San Andres 3,550'Glorieta 4,389'Devonian 7,096'Fusselman 7,454'Waddell 8,284'Ellenburger 8,537'
42-135-44042 MILLARD 'D' · RING ENERGY, INC.
0.2 mi
Clear Fork 4,797'Grayburg Yates Holt Seven Rivers Glorieta Queen Tubb San Andres Santa Rosa
42-135-40768 MILLARD -E- · FOUNDERS OIL & GAS OPERATING,LLC
0.2 mi
Yates 2,145'San Andres 3,438'Glorieta 4,407'Clear Fork 4,899'Wichita-Albany 5,760'Wolfcamp 6,236'Fusselman 7,359'Simpson 7,744'Ellenburger 8,539'ELLENBURBER 8,539'Santa Rosa Tubb +8 more
42-135-43826 MILLARD 'D' · FOUNDERS OIL & GAS OPERATING,LLC
0.2 mi
San Andres 3,407'Glorieta 4,371'Clear Fork 4,782'Tubb 5,357'Grayburg Yates Santa Rosa Queen Holt Seven Rivers
42-135-44080 MILLARD 'D' · RING ENERGY, INC.
0.3 mi
Yates 2,134'Seven Rivers 2,372'Queen 2,944'Grayburg 3,221'San Andres 3,394'Glorieta 4,335'Clear Fork 4,706'Tubb 5,319'Santa Rosa Holt
42-135-44000 MILLARD -E- · RING ENERGY, INC.
0.3 mi
Clear Fork 4,802'Glorieta Queen Holt Tubb Santa Rosa Seven Rivers Grayburg Yates San Andres
42-135-07267 MILLARD -D- · PHILLIPS PETROLEUM COMPANY
0.3 mi
Yates 2,128'Grayburg 3,036'San Andres 3,515'Glorieta 4,365'Clear Fork 4,708'Wichita-Albany 5,786'Wolfcamp 6,202'Devonian 7,080'Fusselman 7,364'Fusselman 7,364'ELENBURGER 8,594'Ellenburger 8,594'
42-135-43830 MILLARD E · FOUNDERS OIL & GAS OPERATING,LLC
0.3 mi
Santa Rosa 479'Yates 2,181'Seven Rivers 2,707'Queen 2,906'Grayburg 3,220'San Andres 3,469'Holt 4,161'Glorieta 4,397'Clear Fork 4,806'Tubb 5,373'

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 (3)

IntervalType
5,013–6,763 ftPerforated
8,536–8,542 ftPerforated
8,550–8,578 ftPerforated

Casing (4)

SizeSet DepthCement
13.375"350 ft550 sx
13.375"351 ft550 sx
8.625"3,450 ft1,250 sx
5.5"8,750 ft1,175 sx

Permit History (3)

Applications (3)

#864363 A FOUNDERS OIL & GAS OPERATING,LLC
received 2020-07-22
#223623 A PHILLIPS PETROLEUM COMPANY
received 1983-09-30
#223626 A PHILLIPS PETROLEUM COMPANY
received 1983-09-30

Records & Logs

3 completion filings on record.

W-2/G-1 2021-02-09
W-2/G-1 1984-06-20
W-2/G-1 1984-06-20
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 31.738744
Lon -102.636475

Well Details

Well Number
23
Max Depth
8,750 ft
Drill Type
Vertical
County
ECTOR
District
8

Operator

Location
ARLINGTON
P-5 Status
Inactive (filed 2022-10-05)
Cum Oil (all leases)
2,830,021 bbl
Cum Gas (all leases)
698 mcf
Total Permits
86