42-163-32958

Horizontal

HEARRELL C.W.

FRIO County · District 1 · CHESAPEAKE OPERATING INC. · PEARSALL (AUSTIN CHALK)

Permits

2

Max Depth

8,300 ft

First Permit

1990-12-19

Latest Activity

1990-12-19

Lifespan

< 1 yr

Regulatory Status

Schedule

OFF SCHEDULE

Completion

1991-01-31

Shut-In

Plugged

1996-11-26

Production Summary

Cum Oil

bbl

Cum Gas

mcf

First Production

1993-01

Last Production

1997-11

Lease Production

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

Formation Tops (3) Elevation 508 ft (GR)

CSV
FormationTop Depth (MD)Subsea (+above / −below SL)
ANACACHO 4,962 ft-4,454 ft
AUSTIN CHALK 5,136 ft-4,628 ft
AUSTIN CHALK B (Austin Chalk)5,212 ft-4,704 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)

IntervalType
5,788–7,969 ftPerforated

Casing (2)

SizeSet DepthCement
10.75"878 ft296 sx
7.625"5,384 ft640 sx

Permit History (2)

Applications (2)

#382589 A CHESAPEAKE OPERATING, INC.
received 1991-09-18
#382589 A CHESAPEAKE OPERATING, INC.
received 1990-12-19

Records & Logs

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

W-2/G-1 1991-07-31 log on file
W-2/G-1 1991-09-05

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
8,300 ft
Drill Type
Horizontal
County
FRIO
District
1
Completed
1991-01-31

Operator

Location
OKLAHOMA CI, TY
P-5 Status
Delinquent (filed 2024-12-10)
Cum Oil (all leases)
120,218,990 bbl
Cum Gas (all leases)
5,501,647,035 mcf
Total Permits
13,061