42-301-37117

PRODUCING Horizontal

MARY SWAIN HARRELL

LOVING County · District 8 · CPX ENERGY OPERATING LLC · PHANTOM (WOLFCAMP)

Permits

1

Max Depth

11,700 ft

First Permit

2024-09-12

Latest Activity

2024-09-12

Lifespan

< 1 yr

Regulatory Status

Schedule

ON SCHEDULE

Completion

2025-11-20

Shut-In

Plugged

P-5 Org Status: Active

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

2025-03

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 2,796 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
DELAWARE 3,476 ft-680 ft
BELL CANYON 3,511 ft-715 ft
CHERRY CANYON 4,458 ft-1,662 ft
BRUSHY CANYON 5,761 ft-2,965 ft
BONE SPRING 7,355 ft-4,559 ft
2ND BONE SPRING (Bone Spring)8,693 ft-5,897 ft
3RD BONE SPRING (Bone Spring)9,490 ft-6,694 ft
PHANTOM9,894 ft-7,098 ft
WOLFCAMP 10,466 ft-7,670 ft
RED BLUFF

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
42-301-37118 MARY SWAIN HARRELL WEST E · CPX ENERGY OPERATING, LLC
0.0 mi
Delaware 3,475'Bell Canyon 3,523'Cherry Canyon 4,452'Brushy Canyon 5,748'Bone Spring 7,348'Bone Spring 8,682'Bone Spring 9,474'PHANTOM 9,883'Wolfcamp 10,458'Red Bluff Strawn Pennsylvanian +1 more
42-301-37119 MARY SWAIN HARRELL WEST F · CPX ENERGY OPERATING, LLC
0.0 mi
Delaware 3,477'Bell Canyon 3,511'Cherry Canyon 4,452'Brushy Canyon 5,730'Bone Spring 7,332'Bone Spring 8,657'Bone Spring 9,459'PHANTOM 9,861'Wolfcamp 10,429'Red Bluff
42-301-37120 MARY SWAIN HARRELL WEST G · CPX ENERGY OPERATING, LLC
0.0 mi
Delaware 3,470'Bell Canyon 3,509'Cherry Canyon 4,446'Brushy Canyon 5,720'Bone Spring 7,325'Bone Spring 8,637'Bone Spring 9,446'PHANTOM 9,839'Wolfcamp 10,411'Atoka Red Bluff Pennsylvanian +1 more
42-301-34558 BULLHEAD 55-2-7 LOV · SHELL WESTERN E&P
0.3 mi
Delaware 3,466'Bell Canyon 3,494'Cherry Canyon 4,447'Brushy Canyon 5,611'Bone Spring 7,388'Wolfcamp 10,421'Strawn Atoka Fusselman Ellenburger Devonian Pennsylvanian +2 more
42-301-34557 BULLHEAD 55-2-7 LOV · SHELL WESTERN E&P
0.3 mi
Delaware 3,461'Bell Canyon 3,493'Cherry Canyon 4,446'Brushy Canyon 5,600'Bone Spring 7,379'Pennsylvanian Wolfcamp Red Bluff Strawn Atoka
42-301-34559 BULLHEAD 55-2-7 LOV · SHELL WESTERN E&P
0.3 mi
Cherry Canyon 3,482'Delaware 3,513'Brushy Canyon 4,470'Bell Canyon 5,658'Bone Spring 7,433'Wolfcamp 10,480'Atoka Pennsylvanian Red Bluff Strawn
42-301-34560 BULLHEAD 55-2-7 LOV · SHELL WESTERN E&P
0.3 mi
Cherry Canyon 3,481'Delaware 3,511'Brushy Canyon 4,472'Bell Canyon 5,653'Bone Spring 7,417'Wolfcamp 10,466'Atoka Pennsylvanian Red Bluff Strawn
42-301-34561 BULLHEAD 55-2-7 LOV · SHELL WESTERN E&P
0.4 mi
Cherry Canyon 3,485'Delaware 3,522'Brushy Canyon 4,473'Bell Canyon 5,648'Bone Spring 7,441'Wolfcamp 10,492'Strawn Atoka Pennsylvanian Red Bluff

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
12,200–21,502 ftPerforated

Casing (5)

SizeSet DepthCement
13.375"1,039 ft950 sx
10.75"3,493 ft540 sx
8.625"11,222 ft600 sx
5.5"21,642 ft4,250 sx
5"21,642 ft4,250 sx

Permit History (1)

Applications (1)

#902601 A CPX ENERGY OPERATING, LLC
received 2024-09-11

Records & Logs

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

W-2/G-1 2025-12-22
W-2/G-1 2025-06-18 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 31.869712
Lon -103.800059

Well Details

Well Number
4H
Max Depth
11,700 ft
Drill Type
Horizontal
County
LOVING
District
8
Completed
2025-11-20

Operator

Location
FORT WORTH
P-5 Status
Active (filed 2025-09-16)
Cum Oil (all leases)
— bbl
Cum Gas (all leases)
41,436,519 mcf
Activities
OPRS/G
Total Permits
11