WIATREK, A.

Oil · District 02 · Lease #7359

Operator: MISSION RIVER SYSTEMS, INC.

Cum Oil

10k BBL

Cum Gas

18k MCF

casinghead

Wells

1

Production

1993-01 — 2009-11

Peak Month

1993-05

Production History

Cum Oil: 9,592 BBL Cum Gas: 18,161 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

265 BBL/mo

Di (annual)

58.1%

b-factor

0.4

EUR

8,792 BBL

R-squared

0.814

type

hyperbolic

Operator History (from monthly production reports)

2008-04 — 2026-07 MISSION RIVER SYSTEMS, INC. 220 mo
1993-01 — 2008-03 DEWBRE PETROLEUM CORPORATION 183 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MISSION RIVER SYSTEMS INC.111,5001987-11-16