ROCKHOUND B

Oil · District 08 · Lease #54387

Operator: SM ENERGY COMPANY

Cum Oil

276k BBL

Cum Gas

1.2M MCF

casinghead

Wells

1

Production

2019-09 — 2026-04

Peak Month

2021-03

Production History

Cum Oil: 275,885 BBL Cum Gas: 1,220,769 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

25,421 BBL/mo

Di (annual)

170.8%

b-factor

0.3

EUR

255,219 BBL

R-squared

0.920

type

hyperbolic

Operator History (from monthly production reports)

2019-09 — 2026-07 SM ENERGY COMPANY 83 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3146WASM ENERGY COMPANY110,3002019-08-12