DARLING

Oil · District 08 · Lease #28180

Operator: DORR, JOHN R.

Fields: TUNSTILL

Cum Oil

686 BBL

Cum Gas

125 MCF

casinghead

Wells

1

Production

1993-01 — 2003-05

Peak Month

1993-05

Production History

Cum Oil: 686 BBL Cum Gas: 125 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

71 BBL/mo

Di (annual)

728.7%

b-factor

1.0

EUR

500 BBL

R-squared

0.374

type

hyperbolic

Operator History (from monthly production reports)

1993-01 — 2026-07 DORR, JOHN R. 403 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ADORR JOHN R.13,6001982-07-22