JARZOMBEK UNIT

Oil · District 01 · Lease #18642

Operator: FIRST ROCK, INC.

Cum Oil

3k BBL

Cum Gas

819 MCF

casinghead

Wells

1

Production

2015-05 — 2018-08

Peak Month

2015-06

Production History

Cum Oil: 3,375 BBL Cum Gas: 819 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

657 BBL/mo

Di (annual)

895.8%

b-factor

0.4

EUR

1,478 BBL

R-squared

0.774

type

hyperbolic

Operator History (from monthly production reports)

2015-05 — 2023-02 FIRST ROCK, INC. 94 mo

Wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HFIRST ROCK INC.27,5802015-04-22