RICHEY

Oil · District 06 · Lease #14361

Operator: ST. MARY LAND & EXPLORATION CO.

Cum Oil

123k BBL

Cum Gas

466k MCF

casinghead

Wells

1

Production

2004-08 — 2026-04

Peak Month

2004-11

Production History

Cum Oil: 123,071 BBL Cum Gas: 465,631 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,272 BBL/mo

Di (annual)

74.7%

b-factor

0.7

EUR

132,729 BBL

R-squared

0.749

type

hyperbolic

Operator History (from monthly production reports)

2012-09 — 2026-07 ENERQUEST OPERATING L.L.C. 167 mo
2010-07 — 2012-08 SM ENERGY COMPANY 26 mo
2004-08 — 2010-06 ST. MARY LAND & EXPLORATION CO. 71 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HENERQUEST OPERATING L.L.C.18,5002004-06-22