FASSETT & TUTTLE -B-

Oil · District 09 · Lease #18863

Operator: RUSK PRODUCTION INC.

Cum Oil

9k BBL

Cum Gas

21 MCF

casinghead

Wells

10

Production

1993-01 — 2012-05

Peak Month

1997-03

Production History

Cum Oil: 9,008 BBL Cum Gas: 21 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

131 BBL/mo

Di (annual)

29.5%

b-factor

0.0

EUR

5,272 BBL

R-squared

0.667

type

exponential

Operator History (from monthly production reports)

1993-11 — 2026-07 RUSK PRODUCTION INC. 393 mo
1993-01 — 1993-10 KOONCE OIL COMPANY 10 mo

Wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
12RUSK PRODUCTION INC.15431985-09-25
11RUSK PRODUCTION INC.11,5001983-09-07
10RUSK PRODUCTION INC.11,5001981-10-20
8RUSK PRODUCTION INC.11,5001981-06-12
7RUSK PRODUCTION INC.11,5001979-12-11
6TRITON OPERATING LLC11,8001979-09-10
5RUSK PRODUCTION INC.11,8001979-02-23
4RUSK PRODUCTION INC.11,8001978-09-18
3RUSK PRODUCTION INC.11,7591978-09-06
1RUSK PRODUCTION INC.12,0001978-03-03