HATTIE MAY

Oil · District 09 · Lease #28698

Operator: REEF EXPLORATION, INC. (A-1)

Cum Oil

27k BBL

Cum Gas

20 MCF

casinghead

Wells

1

Production

1993-12 — 1997-04

Peak Month

1994-01

Production History

Cum Oil: 27,180 BBL Cum Gas: 20 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

2,226 BBL/mo

Di (annual)

419.8%

b-factor

1.2

EUR

48,253 BBL

R-squared

0.797

type

hyperbolic

Operator History (from monthly production reports)

1995-08 — 1997-08 GRUY PETROLEUM MANAGEMENT CO. 25 mo
1993-12 — 1995-07 REEF EXPLORATION, INC. (A-1) 20 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1L7 ENERGY LLC17,0001993-09-23