NANCE

Oil · District 01 · Lease #13296

Operator: CHESAPEAKE OPERATING, INC.

Cum Oil

58k BBL

Cum Gas

29k MCF

casinghead

Wells

1

Production

1993-01 — 2000-07

Peak Month

1993-02

Production History

Cum Oil: 57,750 BBL Cum Gas: 29,300 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

1,435 BBL/mo

Di (annual)

30.4%

b-factor

0.0

EUR

56,665 BBL

R-squared

0.452

type

exponential

Operator History (from monthly production reports)

1993-01 — 2001-02 CHESAPEAKE OPERATING, INC. 98 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCHESAPEAKE OPERATING INC.112,0001991-07-30