42-435-35710

Final Completion

DUNBAR NED

SUTTON County · District 7 · UPP OPERATING LLC · SAWYER (CANYON)

Permits

Max Depth

6,375 ft

First Permit

2001-12-14

Latest Activity

2019-12-30

Lifespan

18 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

2002-02-06

Shut-In

—

Plugged

—

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2002-02

Last Production

2026-07

Operator History

Chain of Custody

DOMINION OKLAHOMA TEXAS E&P, INC 2002-2005→ UPP OPERATING, LLC 2020-2020

Lease Production

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

Formation Tops (4) Elevation 2,223 ft (GR)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
BASE CRETACEOUS (Base Cretaceous (marker))	860 ft	+1,363 ft
SAWYER (LEONARD)	1,733 ft	+490 ft
WOLFCAMP	2,310 ft	-87 ft
CANYON	4,750 ft	-2,527 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

✓ 42-435-38649 ESPY 56 · UPP OPERATING, LLC

3.3 mi

Base Cretaceous (marker) 887'Wolfcamp 1,959'Canyon 4,400'

✓ 42-435-39161 SHURLEY · UPP OPERATING, LLC

4.4 mi

Base Cretaceous (marker) 858'Wolfcamp 2,747'Canyon 5,187'

✓ 42-435-37601 FIELDS 15 · UPP OPERATING, LLC

4.7 mi

Base Cretaceous (marker) 792'Wolfcamp 2,640'Canyon 5,009'

✓ 42-435-35618 FIELDS 14 · UPP OPERATING, LLC

5.7 mi

Base Cretaceous (marker) 820'Wolfcamp 2,550'Canyon 4,856'

✓ 42-435-35685 FIELDS 21 · UPP OPERATING, LLC

6.0 mi

Base Cretaceous (marker) 750'Wolfcamp 2,650'Canyon 5,170'

✓ 42-435-34899 PFLUGER 104 · UPP OPERATING, LLC

8.7 mi

Base Cretaceous (marker) 940'Wolfcamp 1,553'Canyon 3,760'

✓ 42-435-34784 PFLUGER 104 · UPP OPERATING, LLC

9.2 mi

Base Cretaceous (marker) 932'WLFCMP 1,575'Canyon 3,738'

✓ 42-435-35035 PFLUGER 105 · UPP OPERATING, LLC

9.5 mi

Base Cretaceous (marker) 930'Wolfcamp 1,450'Canyon 3,760'

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)

Interval	Type
1,746–1,768 ft	Perforated
5,092–5,934 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	1,121 ft	275 sx
4.5"	6,092 ft	430 sx

Permit History (2)

#860181 Recompletion Final Completion

DUNBAR, NED · 6,100 ft

2019-12-30

Spud 2020-01-28

#516165 Drill Y

DUNBAR, NED · 6,375 ft

2001-12-14

Spud 2002-01-13

Applications (2)

#860181 A UPP OPERATING, LLC

received 2019-12-18

#516165 A DOMINION OKLAHOMA TEXAS E&P, INC

received 2001-12-14

Records & Logs

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

W-2/G-1 2020-05-13

W-2/G-1 2002-04-10 log on file

W-2/G-1 2002-05-31

Completion packets + logs ↗ Wellbore filings ↗

Completion packets open directly (post-2011 filings include attached logs). Log images can't be deep-linked — clicking copies the API for you to paste.

Google Maps → Explorer Map →

Lat 30.437389

Lon -100.611068

Well Details

Well Number: 51
Max Depth: 6,375 ft
Drill Type: Vertical
County: SUTTON
District: 7
Operator: UPP OPERATING LLC
Completed: 2002-02-06

Operator

Name: UPP OPER, LLC
Location: HOUSTON
P-5 Status: Active (filed 2026-03-06)
Cum Oil (all leases): 293,241 bbl
Cum Gas (all leases): 486,804,996 mcf
Activities: CSGD/G, CSGD/P, G/PUR, GTHS/G, OPRS/G, OPRS/O
Total Permits: 33