KISINGER, ETHYL M. #4

Oil · District 09 · Lease #21463

Operator: WILLIS OPERATING COMPANY, INC.

Cum Oil

27k BBL

Cum Gas

0 MCF

Wells

1

Production

1993-01 — 2026-04

Peak Month

2005-04

Production History

Cum Oil: 27,333 BBL Cum Gas: 0 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

358 BBL/mo

Di (annual)

28.0%

b-factor

0.3

EUR

21,461 BBL

R-squared

0.763

type

hyperbolic

Operator History (from monthly production reports)

2019-12 — 2026-07 S.B. STREET OPERATING, INC. 80 mo
2012-05 — 2019-11 WILLIS OPERATING COMPANY, INC. 91 mo
1993-01 — 2012-04 WILLIS OPERATING CO. 232 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1S.B. STREET OPERATING, INC.12,9901981-04-16