IRVIN FAMILY UNIT C

Oil // district 1 // lease#18055

op: SILVERBOW RESOURCES OPER, LLC

cum_oil

188k BBL

cum_gas

0 MCF

wells

1

production

2013-08 — 2026-03

peak_month

2013-09

-- production_history

cum_oil: 188,029 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,504 BBL/mo

Di (annual)

20.1%

b-factor

0.0

EUR

149,474 BBL

R-squared

0.407

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1HCHEYENNE PETROLEUM COMPANY28,8002012-06-13
EOF // multi-state drilling data platform // 2026