42-077-34961

PRODUCING

HOLT C

CLAY County · District 9 · EXTECH OPERATING LLC · BUCK M. (BRYSON)

Permits

Max Depth

5,300 ft

First Permit

2007-04-30

Latest Activity

2021-03-30

Lifespan

14 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2021-02-03

Shut-In

—

Plugged

—

P-5 Org Status: Active

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

2007-06

Last Production

2026-07

Operator History

Chain of Custody

GLEN D. GONZENBACH, LLC 2007-2016→ GONZENBACH OIL & GAS, LLC 2017-2019→ EXTECH OPERATING, LLC 2020-2026

Lease Production

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

Formation Tops (3) Elevation 1,109 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
MOBLEY SAND	4,120 ft	-3,011 ft
BRYSON SAND (Bryson)	4,476 ft	-3,367 ft
DEER CREEK ISRAEL	4,930 ft	-3,821 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

✓ 42-077-35388 HOLT 'D' · EXTECH OPERATING, LLC

0.2 mi

Cisco 2,060'Gunsight 2,450'Canyon 3,840'Strawn 4,000'WEIR 4,100'MOBLEY SAND 4,150'Thomas Sand —Granite Wash —OVERCHARGED DISPOSAL ZONE - 4 MI —UNDETERMINED - GAS PRODUCING ZON —

✓ 42-077-35408 EXTECH MEYERS · EXTECH OPERATING, LLC

0.4 mi

Cisco 2,450'Gunsight 2,800'Canyon 3,100'Strawn 3,350'WEIR 3,600'MOBLEY SAND 4,030'UNDETERMINED - GAS PRODUCING ZON —OVERCHARGED DISPOSAL ZONE - 4 MI —Granite Wash —Thomas Sand —

✓ 42-077-35282 MYERS, VIOLA ESTATE · LINDEMANN, ROBERT OPERATING

1.4 mi

Canyon 2,656'Strawn 3,200'WEIR 3,240'MOBLEY SAND 3,936'OVERCHARGED DISPOSAL ZONE - 4 MI —UNDETERMINED - GAS PRODUCING ZON —Cisco —Granite Wash —Gunsight —Thomas Sand —

✓ 42-077-35276 MYERS, VIOLA ESTATE · LINDEMANN, ROBERT OPERATING

1.6 mi

Canyon 2,220'Strawn 3,291'WEIR 3,291'MOBLEY SAND 3,358'Gunsight —Cisco —Thomas Sand —OVERCHARGED DISPOSAL ZONE - 4 MI —UNDETERMINED - GAS PRODUCING ZON —Granite Wash —

✓ 42-077-35379 MYERS · COVENANT OPERATING, LLC

2.1 mi

MOBLEY SAND 3,916'Strawn 5,024'Granite Wash —OVERCHARGED DISPOSAL ZONE - 4 MI —WEIR —Cisco —Thomas Sand —UNDETERMINED - GAS PRODUCING ZON —Canyon —Gunsight —

✓ 42-077-35312 MYERS · COVENANT OPERATING, LLC

2.1 mi

Gunsight 1,024'Strawn 4,995'Canyon —Cisco —OVERCHARGED DISPOSAL ZONE - 4 MI —UNDETERMINED - GAS PRODUCING ZON —WEIR —MOBLEY SAND —Granite Wash —Thomas Sand —

✓ 42-077-35314 MAYO · COVENANT OPERATING, LLC

2.3 mi

Strawn 3,182'MOBLEY SAND 4,010'UNDETERMINED - GAS PRODUCING ZON —WEIR —Granite Wash —Canyon —Gunsight —Thomas Sand —Cisco —OVERCHARGED DISPOSAL ZONE - 4 MI —

✓ 42-077-34610 CLARK · RUWCO OIL AND GAS CORP.

3.6 mi

Canyon 1,637'Strawn 3,074'T/MISSISSIPPI 5,941'Mississippian 5,941'

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 (6)

Interval	Type
4,486–4,496 ft	Perforated
4,511–4,516 ft	Perforated
4,930–4,944 ft	Perforated
4,982–4,991 ft	Perforated
4,995–5,001 ft	Perforated
5,046–5,048 ft	Perforated

Casing (2)

Size	Set Depth	Cement
8.625"	260 ft	210 sx
4.5"	5,300 ft	550 sx

Permit History (2)

#868611 Recompletion Final Completion

HOLT 'C' · 5,275 ft

2021-03-30

Spud 2021-01-26

#637811 Drill Final Completion

HOLT "C" · 5,300 ft

2007-04-30

Spud 2007-04-30

Applications (2)

#868611 A EXTECH OPERATING, LLC

received 2021-03-24

#637811 A GONZENBACH, GLEN D

received 2007-04-25

Records & Logs

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

W-2/G-1 2021-04-08

W-2/G-1 2007-07-20 log on file

W-2/G-1 2007-10-26

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 33.625946

Lon -98.268089

Well Details

Well Number: 1
Max Depth: 5,300 ft
Drill Type: Vertical
County: CLAY
District: 9
Operator: EXTECH OPERATING LLC
Completed: 2021-02-03

Operator

Name: EXTECH OPER, LLC
Location: FORT WORTH
P-5 Status: Active (filed 2026-02-09)
Cum Oil (all leases): 122,625 bbl
Cum Gas (all leases): 1,878,993 mcf
Activities: OPRS/G, OPRS/O
Total Permits: 16