MATTHIAS

Oil · District 08 · Lease #49990

Operator: LAKE CRYSTAL OPERATING LLC

Cum Oil

232k BBL

Cum Gas

623k MCF

casinghead

Wells

2

Production

2018-02 — 2026-03

Peak Month

2018-05

Production History

Cum Oil: 231,529 BBL Cum Gas: 622,573 MCF

RRC production reported through Apr 2026 · recent months incomplete

Decline Curve Analysis

qi

4,280 BBL/mo

Di (annual)

24.1%

b-factor

0.0

EUR

212,994 BBL

R-squared

0.503

type

exponential

Operator History (from monthly production reports)

2021-02 — 2026-07 LAKE CRYSTAL OPERATING LLC 66 mo
2020-11 — 2021-01 KEM ENERGY, INC. 3 mo
2018-02 — 2020-10 CINNABAR OPERATING, LLC 33 mo

Wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
0913HCLAKE CRYSTAL OPERATING LLC18,9002017-06-06
0913HDLAKE CRYSTAL OPERATING LLC19,4002017-06-06