← Wells

42-371-10961

Final Completion

TREES ESTATE -77-

PECOS County · District 8 · SWORDFISH ENERGY OPERATING LLC · WOLFBONE (TREND AREA)

Permits

1

Max Depth

11,935 ft

First Permit

2019-05-15

Latest Activity

2019-05-15

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1968-03-01

Shut-In

—

Plugged

2024-08-10

!

EWA / Permit operator mismatch

Scheduling: SWORDFISH ENERGY OPERATING LLC ≠ Permit: ROSEHILL OPERATING COMPANY, LLC

Resolved via: production → SWORDFISH ENERGY OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

DEVON ENERGY CORPORATION(NEVADA) 1993-2000→ DEVON ENERGY PRODUCTION CO, L.P. 2000-2002→ JETTA OPERATING COMPANY, INC. 2002-2016→ WHITEHORSE DELAWARE OP LLC 2016-2017→ ROSEHILL OPERATING COMPANY, LLC 2017-2021→ LRR PECOS VALLEY, LLC 2021-2025→ SWORDFISH ENERGY OPERATING, LLC 2025-2026

Lease Production

Production is reported at the lease level. View production data, decline curves, and history on the lease page.

Oil
production & DCA →
Oil
production & DCA →

Formation Tops (4) Elevation 2,613 ft (DF)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
RUSTLER 1,937 ft+676 ft
DELAWARE 4,565 ft-1,952 ft
BONE SPRINGS (Bone Spring)8,091 ft-5,478 ft
WOLFCAMP 8,928 ft-6,315 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
✓ 42-371-39707 TREES ESTATE 77 · ROSEHILL OPERATING COMPANY, LLC
0.2 mi
Rustler 1,937'O'BRIEN —Glorieta —Queen —Tubb —Toborg —Grayburg —Yates —Seven Rivers —SOMA —
✓ 42-371-38263 REED · ROSEHILL OPERATING COMPANY, LLC
0.3 mi
Lamar 4,461'Bone Spring 7,055'Wolfcamp 10,200'Barnett 11,584'
✓ 42-371-32667 TREES ESTATE -77- · ROSEHILL OPERATING COMPANY, LLC
0.3 mi
Rustler 1,904'Delaware 4,485'Cherry Canyon 5,320'Bone Spring 7,005'Wolfcamp 8,958'
✓ 42-371-10818 REED · ROSEHILL OPERATING COMPANY, LLC
0.5 mi
Rustler 1,970'Bell Canyon 4,440'Bone Spring 6,995'Wolfcamp 8,898'Barnett 11,830'
✓ 42-371-33395 REED, ELIZABETH · ROSEHILL OPERATING COMPANY, LLC
0.7 mi
Bell Canyon 4,642'Brushy Canyon 6,323'Bone Spring 6,889'Wolfcamp 8,886'Strawn 11,150'Barnett 11,714'
✓ 42-371-40371 WILLIAM B. TRAVIS · PECOS RIVER EXPLORATION, LLC
0.8 mi
Toborg 220'SOMA 720'Rustler 1,220'Seven Rivers 1,520'Yates 1,720'Grayburg 1,820'Queen 2,170'San Andres 2,420'O'BRIEN 2,420'Capitan —
✓ 42-371-40372 WILLIAM B. TRAVIS · PECOS RIVER EXPLORATION, LLC
0.8 mi
Toborg 220'SOMA 720'Rustler 1,220'Seven Rivers 1,520'Yates 1,720'Grayburg 1,820'Queen 2,170'San Andres 2,420'O'BRIEN 2,420'Capitan —
✓ 42-371-39835 TREES ESTATE 77 · ROSEHILL OPERATING COMPANY, LLC
0.8 mi
Delaware 4,720'Canyon —SULLIVAN —Waddell —Queen —San Andres —Wichita-Albany —Permian (undifferentiated) —Montoya —Clear Fork —

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 (4)

IntervalType
11,243–11,626 ftPerforated
?–11,263 ftPerforated
?–11,365 ftPerforated
?–11,626 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"2,145 ft1,300 sx
7.625"9,190 ft2,950 sx

Permit History (1)

#853020 Field Transfer Final Completion

TREES ESTATE -77- · 11,935 ft

2019-05-15

Applications (1)

#853020 A ROSEHILL OPERATING COMPANY, LLC
received 2019-05-10

Records & Logs

3 completion filings on record.

W-2/G-1 2019-06-03
W-2/G-1 2019-07-08
W-2/G-1 1984-01-12
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.

Google Maps → Explorer Map →
Lat 31.201219
Lon -102.973142

Well Details

Well Number
1U
Max Depth
11,935 ft
Drill Type
Vertical
County
PECOS
District
8
Operator
SWORDFISH ENERGY OPERATING LLC
Completed
1968-03-01

Operator

Location
HOUSTON
P-5 Status
Active (filed 2025-11-17)
Cum Oil (all leases)
427,765 bbl
Cum Gas (all leases)
930 mcf
Activities
OPRS/G, OPRS/O
Total Permits
2