SHEPPARD-ANNE

Oil · District 06 · Lease #13734

Operator: BUFFCO PRODUCTION INC.

Cum Oil

114k BBL

Cum Gas

147k MCF

casinghead

Wells

1

Production

1997-09 — 2026-04

Peak Month

2000-03

Production History

Cum Oil: 113,866 BBL Cum Gas: 147,208 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,285 BBL/mo

Di (annual)

22.8%

b-factor

0.4

EUR

104,005 BBL

R-squared

0.824

type

hyperbolic

Operator History (from monthly production reports)

1997-09 — 2026-07 BUFFCO PRODUCTION INC. 347 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1BUFFCO PRODUCTION INC.27,0001997-03-07