BIGHORN SOUTH UNIT 1-31

Oil · District 08 · Lease #48550

Operator: COTERRA ENERGY OPERATING CO.

Cum Oil

684k BBL

Cum Gas

4.4M MCF

casinghead

Wells

1

Production

2016-09 — 2026-04

Peak Month

2017-03

Production History

Cum Oil: 684,260 BBL Cum Gas: 4,357,519 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

22,055 BBL/mo

Di (annual)

61.7%

b-factor

0.3

EUR

610,105 BBL

R-squared

0.926

type

hyperbolic

Operator History (from monthly production reports)

2025-11 — 2026-07 COTERRA ENERGY OPERATING CO. 9 mo
2016-09 — 2025-10 CIMAREX ENERGY CO. 110 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2HCOTERRA ENERGY OPERATING CO.122,9002016-03-09