MARCH "35"

Oil · District 7C · Lease #14570

Operator: MARSHALL & WINSTON, INC.

Cum Oil

11k BBL

Cum Gas

6k MCF

casinghead

Wells

1

Production

1997-04 — 1999-08

Peak Month

1997-05

Production History

Cum Oil: 11,482 BBL Cum Gas: 5,993 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,186 BBL/mo

Di (annual)

387.7%

b-factor

1.3

EUR

31,662 BBL

R-squared

0.741

type

hyperbolic

Operator History (from monthly production reports)

1997-04 — 2000-04 MARSHALL & WINSTON, INC. 37 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MARSHALL & WINSTON, INC.37,5001999-06-23