JOHNSON, J. ROLL -A-

Oil · District 09 · Lease #2228

Operator: WFW PRODUCTION COMPANY, INC.

Cum Oil

99k BBL

Cum Gas

21 MCF

casinghead

Wells

11

Production

1993-01 — 2026-04

Peak Month

1998-10

Production History

Cum Oil: 98,933 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

434 BBL/mo

Di (annual)

6.8%

b-factor

0.0

EUR

74,299 BBL

R-squared

0.818

type

exponential

Operator History (from monthly production reports)

1993-04 — 2026-07 WFW PRODUCTION COMPANY, INC. 400 mo
1993-01 — 1993-03 TEXACO E & P INC. 3 mo

Wells (11)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
13WFW PRODUCTION COMPANY, INC.11,9992008-05-08
11WFW PRODUCTION COMPANY, INC.11,9991997-07-14
3AWFW PRODUCTION COMPANY, INC.21,3001997-05-01
9WFW PRODUCTION COMPANY, INC.11,9991993-06-23
8WFW PRODUCTION COMPANY, INC.11,3001987-03-13
7WFW PRODUCTION COMPANY, INC.12,0001985-12-31
2WFW PRODUCTION COMPANY, INC.12,0001984-12-31
6WFW PRODUCTION COMPANY, INC.12,0001984-12-31
142-097-81587WFW PRODUCTION COMPANY, INC.------
442-097-81588WFW PRODUCTION COMPANY, INC.------
542-097-80005WFW PRODUCTION COMPANY, INC.------