ULMER STATE

Oil · District 7C · Lease #21709

Operator: OXBOW PETROLEUM, LLC

Cum Oil

597k BBL

Cum Gas

1.7M MCF

casinghead

Wells

3

Production

2022-03 — 2026-04

Peak Month

2023-07

Production History

Cum Oil: 596,652 BBL Cum Gas: 1,685,429 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

21,815 BBL/mo

Di (annual)

37.2%

b-factor

0.0

EUR

703,280 BBL

R-squared

0.700

type

exponential

Operator History (from monthly production reports)

2025-06 — 2026-07 ARETE CREEK OPERATING, LLC 14 mo
2022-03 — 2025-05 OXBOW PETROLEUM, LLC 39 mo

Wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HARETE CREEK OPERATING, LLC19,2002021-12-03
2HARETE CREEK OPERATING, LLC19,2002021-12-03
3HARETE CREEK OPERATING, LLC19,2002021-12-03