MASSEY

Oil · District 7B · Lease #28681

Operator: GOOPCO, INC.

Cum Oil

27k BBL

Cum Gas

77k MCF

casinghead

Wells

2

Production

1999-10 — 2026-03

Peak Month

2000-10

Production History

Cum Oil: 27,073 BBL Cum Gas: 76,970 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

631 BBL/mo

Di (annual)

42.5%

b-factor

0.3

EUR

25,192 BBL

R-squared

0.616

type

hyperbolic

Operator History (from monthly production reports)

2022-03 — 2026-07 EAGLE CAPITAL PARTNERS, LLC 53 mo
1999-10 — 2022-02 GOOPCO, INC. 269 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3EAGLE CAPITAL PARTNERS, LLC34,7992001-03-14
4EAGLE CAPITAL PARTNERS, LLC24,7002001-01-24