42-255-01239

Final Completion

PIEPRZYCA

KARNES County · District 2 · FIRST ROCK INC. · PERSON (EDWARDS)

Permits

Max Depth

11,100 ft

First Permit

1985-11-07

Latest Activity

1998-09-04

Lifespan

13 yrs

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1988-04-02

Shut-In

—

Plugged

—

EWA / Production operator mismatch

Scheduling: FIRST ROCK INC. ≠ Production: FIRST LIGHT OPERATING, LLC (reported 2026-03)

Resolved via: production → FIRST LIGHT OPERATING, LLC

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

Chain of Custody

A & A PRODUCTION CO. 1993-1994→ DEWBRE PETROLEUM CORPORATION 1994-1997→ FIRST ROCK, INC. 1998-2025→ FIRST LIGHT OPERATING, LLC 2025-2026

Lease Production

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

Formation Tops (2) Elevation 323 ft (GL)

CSV

Formation	Top Depth (MD)	Subsea (+above / −below SL)
AUSTIN CHALK	10,280 ft	-9,957 ft
EDWARDS LIME (Edwards)	10,890 ft	-10,567 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 (3)

Interval	Type
10,281–10,451 ft	Perforated
10,940–10,951 ft	Perforated
?–10,951 ft	Perforated

Casing (2)

Size	Set Depth	Cement
9.625"	1,758 ft	—
5.5"	11,100 ft	335 sx

Permit History (2)

#477477 Recompletion Final Completion

PIEPRZYCA · 11,100 ft

1998-09-04

Spud 1998-03-24

#289550 Other Final Completion

PIEPRZYCA, ALLOYS · 11,061 ft

1985-11-07

Applications (2)

#477477 A FIRST ROCK, INC.

received 1998-06-26

#289550 A BRUNS, H. D.

received 1985-11-07

Records & Logs

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

W-2/G-1 1998-10-12 log on file

W-2/G-1 1988-04-21

W-2/G-1 1984-01-12

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 KARNES County.

Well Details

Well Number: 1
Max Depth: 11,100 ft
Drill Type: Vertical
County: KARNES
District: 2
Operator: FIRST ROCK INC.
Completed: 1988-04-02

Operator

Name: FIRST ROCK, INC
Location: CORPUS CHRI, ST
P-5 Status: Active (filed 2026-04-06)
Cum Oil (all leases): 1,171,762 bbl
Cum Gas (all leases): 823,441 mcf
Activities: CSGD/P, G/PUR, OPRS/O
Total Permits: 68