NORTH CEDAR LAKE UNIT

Oil · District 8A · Lease #17406

Operator: WATUSI ENERGY LLC

Fields: CEDAR LAKE

Cum Oil

964k BBL

Cum Gas

27k MCF

casinghead

Wells

24

Production

1993-01 — 2026-04

Peak Month

1995-03

Production History

Cum Oil: 964,103 BBL Cum Gas: 27,222 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,732 BBL/mo

Di (annual)

6.8%

b-factor

0.4

EUR

1,004,338 BBL

R-squared

0.909

type

hyperbolic

Operator History (from monthly production reports)

2023-09 — 2026-07 WATUSI ENERGY LLC 35 mo
2000-09 — 2023-08 ENDEAVOR ENERGY RESOURCES L.P. 276 mo
1996-02 — 2000-08 STEPHENS, AUTRY C. 55 mo
1993-01 — 1996-01 AMOCO PRODUCTION COMPANY 37 mo

Wells (24)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
26WATUSI ENERGY LLC29,0001994-10-05
22WATUSI ENERGY LLC15,1001991-10-23
23WATUSI ENERGY LLC15,1001991-10-23
24WATUSI ENERGY LLC15,1001991-09-10
25WATUSI ENERGY LLC15,1001991-07-31
142-165-00940WATUSI ENERGY LLC------
1042-165-81143WATUSI ENERGY LLC------
1142-165-81144WATUSI ENERGY LLC------
12W42-165-02650WATUSI ENERGY LLC------
1342-165-03233WATUSI ENERGY LLC------
1442-165-81146WATUSI ENERGY LLC------
15W42-165-01918WATUSI ENERGY LLC------
1642-165-01919WATUSI ENERGY LLC------
1742-165-81148WATUSI ENERGY LLC------
1842-165-81149WATUSI ENERGY LLC------
19W42-165-01915WATUSI ENERGY LLC------
2042-165-81150WATUSI ENERGY LLC------
2W42-165-00941WATUSI ENERGY LLC------
4W42-165-00943WATUSI ENERGY LLC------
542-165-02009WATUSI ENERGY LLC------
6W42-165-02664WATUSI ENERGY LLC------
742-165-02780WATUSI ENERGY LLC------
842-165-00945WATUSI ENERGY LLC------
942-165-81142WATUSI ENERGY LLC------