< leases

SHINER HEIRS "A"

Oil · District 01 · Lease #13387

Operator: WILLIAMS, CLAYTON W., JR., INC.

Fields: PEARSALL (AUSTIN CHALK)

Cum Oil

80k BBL

Cum Gas

21 MCF

casinghead

Wells

1

Production

1993-01 — 2016-02

Peak Month

1993-11

Production History

Cum Oil: 79,878 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

709 BBL/mo

Di (annual)

12.1%

b-factor

0.0

EUR

70,146 BBL

R-squared

0.746

type

exponential

Operator History (from monthly production reports)

2014-03 — 2020-03 LONESTAR OPERATING, LLC 73 mo
1993-06 — 2014-02 WILLIAMS, CLAYTON ENERGY, INC. 249 mo
1993-05 — 1993-05 WILLIAMS, CLAYTON ENERGY, L.L.C 1 mo
1993-01 — 1993-04 WILLIAMS, CLAYTON W., JR., INC. 4 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
742-163-32473LONESTAR OPERATING LLC18,0001986-01-14