42-479-45573

Horizontal

CASPIAN STATE DD

WEBB County · District 1 · ESCONDIDO RESOURCES OPER CO, LLC

Permits

Max Depth

12,000 ft

First Permit

2026-02-06

Latest Activity

2026-02-06

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

—

Shut-In

—

Plugged

—

Formation Tops (10) Elevation 650 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
NAVARRO	5,850 ft	-5,200 ft
ENCINAL	5,990 ft	-5,340 ft
ESCONDIDO 2 (Escondido)	6,172 ft	-5,522 ft
ESCONDIDO 3 (Escondido)	6,244 ft	-5,594 ft
CATAHOULA-FRIO - INJECTION/DISPO (Catahoula)	—	—
COOK MOUNTAIN	—	—
JACKSON - INJECTION/DISPOSAL (Jackson)	—	—
QUEEN CITY - INJECTION/DISPOSAL; (Queen City)	—	—
WILCOX - INJECTION/DISPOSAL (Wilcox)	—	—
YEGUA - INJECTION/DISPOSAL (Yegua)	—	—

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

✓ 42-479-45483 MATRIX CASPIAN CC · ESCONDIDO RESOURCES OPER CO, LLC

0.3 mi

Wilcox 4,866'Navarro 5,838'ENCINAL 5,998'Escondido 6,226'Escondido 6,248'Olmos 7,771'San Miguel 9,273'Anacacho 10,444'Austin Chalk 11,073'Catahoula —

✓ 42-479-45482 MATRIX CASPIAN BB · ESCONDIDO RESOURCES OPER CO, LLC

0.3 mi

Wilcox 4,828'Navarro 5,806'ENCINAL 5,969'Escondido 6,139'Escondido 6,208'Olmos 7,722'San Miguel 9,335'Anacacho 10,371'Jackson —Catahoula —

✓ 42-479-44764 PIPER STATE · ESCONDIDO RESOURCES OPER CO, LLC

0.6 mi

Wilcox 4,864'Escondido 5,988'Olmos 8,297'Eagle Ford —Edwards —Queen City —Cook Mountain —Yegua —Catahoula —Jackson —

✓ 42-479-44763 PIPER · ESCONDIDO RESOURCES OPER CO, LLC

0.6 mi

Wilcox 4,870'Escondido 6,003'Olmos 8,325'Austin Chalk 10,978'Catahoula —Eagle Ford —Jackson —Queen City —Cook Mountain —Yegua —

✓ 42-479-45399 LAUREL, F.D. · LEWIS PETRO PROPERTIES, INC.

0.8 mi

Wilcox 4,904'Escondido 6,029'Olmos 7,717'Cook Mountain —Yegua —Catahoula —Jackson —Eagle Ford —Edwards —Queen City —

✓ 42-479-45157 LAUREL SA A · LEWIS PETRO PROPERTIES, INC.

0.9 mi

Wilcox 4,835'Escondido 5,925'Olmos 7,626'Austin Chalk 10,904'Yegua —Jackson —Queen City —Cook Mountain —Eagle Ford —Edwards —Catahoula —

✓ 42-479-45156 LAUREL STATE B · LEWIS PETRO PROPERTIES, INC.

0.9 mi

Wilcox 4,837'Escondido 5,932'Olmos 7,609'Austin Chalk 10,883'Jackson —Eagle Ford —Edwards —Queen City —Cook Mountain —Yegua —Catahoula —

✓ 42-479-45481 MATRIX CASPIAN AA · ESCONDIDO RESOURCES OPER CO, LLC

0.9 mi

Wilcox 4,824'Navarro 5,758'ENCINAL 5,938'Escondido 6,103'Escondido 6,179'Jackson —Queen City —Cook Mountain —Yegua —Catahoula —

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).

Casing (2)

Size	Set Depth	Cement
9.625"	5,170 ft	1,075 sx
5.5"	23,625 ft	4,250 sx

Permit History (1)

#913263 Drill

CASPIAN STATE DD · 12,000 ft

2026-02-06

Applications (1)

#913263 A ESCONDIDO RESOURCES OPER CO, LLC

received 2026-02-03

Records & Logs

1 completion filing on record · 1 with log images at RRC.

W-2/G-1 2026-07-12 log on file

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 27.907376

Lon -99.435051

Well Details

Well Number: 66H
Max Depth: 12,000 ft
Drill Type: Horizontal
County: WEBB
District: 1
Operator: ESCONDIDO RESOURCES OPER CO, LLC

Operator

Name: ESCONDIDO RES OPER CO, LLC
Location: HOUSTON
P-5 Status: Active (filed 2026-02-06)
Cum Oil (all leases): 676,447 bbl
Cum Gas (all leases): 503,546,328 mcf
Activities: OPRS/G
Total Permits: 162