CASS COUNTY IRON CO.

Oil // district 6 // lease#15112

op: STETSON PETROLEUM CORP.

fields: IRON LAKE

cum_oil

76k BBL

cum_gas

0 MCF

wells

4

production

2011-10 — 2026-03

peak_month

2014-05

-- production_history

cum_oil: 75,969 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

767 BBL/mo

Di (annual)

32.2%

b-factor

0.0

EUR

28,587 BBL

R-squared

0.505

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5DMACHIN & ASSOCIATES, INC.16,4502014-02-13
4CMACHIN & ASSOCIATES, INC.16,4002013-10-21
2AMACHIN & ASSOCIATES, INC.16,4002012-03-08
1MACHIN & ASSOCIATES, INC.16,5002011-06-22
EOF // data source: Texas Railroad Commission // 2026