← Wells

42-163-32998

Final Completion Horizontal

THOMPSON A

FRIO County · District 1 · FIRST ROCK INC. · PEARSALL (AUSTIN CHALK)

Permits

1

Max Depth

6,250 ft

First Permit

1991-02-06

Latest Activity

1991-02-06

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1991-05-01

Shut-In

—

Plugged

2018-08-29

!

EWA / Permit operator mismatch

Scheduling: FIRST ROCK INC. ≠ Permit: EDCO ENERGY, INC.

Resolved via: scheduling → FIRST ROCK INC.

Production Summary

Cum Oil

— bbl

Cum Gas

— mcf

First Production

1993-01

Last Production

2026-07

Operator History

originally filed by EDCO ENERGY, INC. — asset transferred

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 480 ft (GL)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
ANACACHO 5,990 ft-5,510 ft
AUSTIN CHALK 6,300 ft-5,820 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 (2)

IntervalType
6,640–9,053 ftPerforated
6,690–8,605 ftPerforated

Casing (2)

SizeSet DepthCement
9.625"765 ft243 sx
7"5,900 ft166 sx

Permit History (1)

#384188 Drill Final Completion

THOMPSON "A" · 6,250 ft

1991-02-06

Spud 1991-04-01

Applications (1)

#384188 A EDCO ENERGY, INC.
received 1991-02-04

Records & Logs

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

W-2/G-1 1991-07-17 log on file
W-2/G-1 1991-07-31
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.

No GPS coordinates yet

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

Well Details

Well Number
2
Max Depth
6,250 ft
Drill Type
Horizontal
County
FRIO
District
1
Operator
FIRST ROCK INC.
Completed
1991-05-01

Operator

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