RILEY, T. S. "B"

Oil · District 8A · Lease #63322

Operator: WIND RIVER ENERGY, INC.

Cum Oil

179k BBL

Cum Gas

4k MCF

casinghead

Wells

1

Production

1993-01 — 2026-01

Peak Month

2007-12

Production History

Cum Oil: 179,237 BBL Cum Gas: 4,400 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,564 BBL/mo

Di (annual)

20.9%

b-factor

0.3

EUR

123,382 BBL

R-squared

0.897

type

hyperbolic

Operator History (from monthly production reports)

2001-06 — 2026-07 WIND RIVER ENERGY, INC. 302 mo
2000-06 — 2001-05 BASIC ENERGY SERVICES, INC. 12 mo
2000-05 — 2000-05 SIERRA WELL SERVICE, INC. 1 mo
1993-01 — 2000-04 COX, JOHN L. 88 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WIND RIVER ENERGY, INC.211,6502000-08-25