JACK STATE A UNIT

Oil · District 08 · Lease #51699

Operator: U.S. ENERGY DEVELOPMENT CORP

Cum Oil

2.0M BBL

Cum Gas

6.2M MCF

casinghead

Wells

4

Production

2019-02 — 2026-04

Peak Month

2019-03

Production History

Cum Oil: 1,985,243 BBL Cum Gas: 6,207,313 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

180,673 BBL/mo

Di (annual)

434.8%

b-factor

1.1

EUR

3,226,329 BBL

R-squared

0.950

type

hyperbolic

Operator History (from monthly production reports)

2025-04 — 2026-07 U.S. ENERGY DEVELOPMENT CORP 16 mo
2019-02 — 2025-03 COG OPERATING LLC 74 mo

Wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3601HU.S. ENERGY DEVELOPMENT CORP210,9002018-03-29
3602HU.S. ENERGY DEVELOPMENT CORP210,9002018-03-29
3651HU.S. ENERGY DEVELOPMENT CORP210,6002018-03-29
3652HU.S. ENERGY DEVELOPMENT CORP210,6002018-03-29