COOK HEIRS "A"

Oil · District 7B · Lease #24213

Operator: DELANEY OIL AND GAS COMPANY

Cum Oil

162 BBL

Cum Gas

21k MCF

casinghead

Wells

2

Production

1993-01 — 1998-01

Peak Month

1993-09

Production History

Cum Oil: 162 BBL Cum Gas: 20,558 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

5 BBL/mo

Di (annual)

43.8%

b-factor

0.0

EUR

104 BBL

R-squared

0.705

type

exponential

Operator History (from monthly production reports)

1993-01 — 2026-07 DELANEY OIL AND GAS COMPANY 403 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
A 3DELANEY OIL AND GAS COMPANY21,8001986-03-03
A 2DELANEY OIL AND GAS COMPANY21,9001986-02-25