42-029-30726

PRODUCING

LA GRANGE ETHEL EST. OF

BEXAR County · District 1 · DRACHEN OIL COMPANY · SOMERSET

Permits

Max Depth

1,370 ft

First Permit

1978-05-08

Latest Activity

2010-12-15

Lifespan

33 yrs

Regulatory Status

Schedule

ON SCHEDULE

Completion

2010-05-01

Shut-In

—

Plugged

—

P-5 Org Status: Active

EWA / Permit operator mismatch

Scheduling: DRACHEN OIL COMPANY ≠ Permit: AMINEX USA, INC.

Resolved via: production → DRACHEN OIL COMPANY

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Injection / Disposal

H-1 Injection Cancelled 2023-03-31 UIC #000001420 permitted 1978-05-22

Permitted Volume

100 bbl/d

Max Pressure

1,000 psi

Injection Interval

1,310–1,325 ft

Injected (12mo)

—

Operator History

Chain of Custody

DEVON ENERGY CORPORATION(NEVADA) 1993-1993→ CASPEN OPERATING COMPANY 1993-1995→ AMINEX USA, INC. 1995-2011→ PETROSAURUS, INC. 2011-2021→ DRACHEN OIL COMPANY 2024-2026

Lease Production

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

Oil

production & DCA →

Formation Tops (2) Elevation 624 ft (KB)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
OLMOS	1,310 ft	-686 ft
OLMOS SD (Olmos)	1,310 ft	-686 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 ↗

Perforations (1)

Interval	Type
1,310–1,325 ft	Perforated

Casing (2)

Size	Set Depth	Cement
2.375"	1,101 ft	—
4.5"	1,365 ft	260 sx

Permit History (2)

#705202 Reclass Final Completion

ETHEL W. LAGRANGE · 1,370 ft

2010-12-15

Spud 2010-01-16

#23679 Drill

LAGRANGE, ETHEL W. · 1,335 ft

1978-05-08

Applications (2)

#705202 A AMINEX USA, INC.

received 2010-11-11

#23679 A SCHIMMEL, V. I.

received 1978-05-08

Records & Logs

3 completion filings on record.

W-2/G-1 2009-01-30

W-2/G-1 1997-02-05

W-2/G-1 1978-08-09

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.

No GPS coordinates yet

Coordinates come from the RRC GIS backfill and usually appear within days of permit issuance. Located in BEXAR County.

Well Details

Well Number: 8
Max Depth: 1,370 ft
Drill Type: Vertical
County: BEXAR
District: 1
Operator: DRACHEN OIL COMPANY
Completed: 2010-05-01

Operator

Name: DRACHEN OIL COMPANY
Location: SAN ANTONIO
P-5 Status: Active (filed 2025-10-13)
Cum Oil (all leases): 86,168 bbl
Cum Gas (all leases): — mcf
Activities: OPRS/O