SARAH 'A'

Oil · District 7C · Lease #16521

Operator: SM ENERGY COMPANY

Cum Oil

163k BBL

Cum Gas

729k MCF

casinghead

Wells

4

Production

2008-03 — 2021-04

Peak Month

2010-02

Production History

Cum Oil: 162,671 BBL Cum Gas: 729,359 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

3,722 BBL/mo

Di (annual)

68.8%

b-factor

0.5

EUR

122,673 BBL

R-squared

0.863

type

hyperbolic

Operator History (from monthly production reports)

2020-08 — 2026-07 SM ENERGY COMPANY 72 mo
2009-01 — 2020-07 COG OPERATING LLC 139 mo
2008-03 — 2008-12 HENRY PETROLEUM LP 10 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4509SM ENERGY COMPANY110,9002008-01-02
4513SM ENERGY COMPANY110,9002008-01-02
4505SM ENERGY COMPANY210,9002007-12-12
4501SM ENERGY COMPANY110,9002007-11-07