WILLIAMSON

Oil // district 6 // lease#15505

op: MACHIN & ASSOCIATES, INC.

fields: IRON LAKE

cum_oil

47k BBL

cum_gas

0 MCF

wells

3

production

2016-07 — 2026-03

peak_month

2016-12

-- production_history

cum_oil: 46,726 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,669 BBL/mo

Di (annual)

167.3%

b-factor

1.0

EUR

53,162 BBL

R-squared

0.779

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3BMACHIN & ASSOCIATES, INC.16,5002017-01-12
2AMACHIN & ASSOCIATES, INC.16,5502016-09-21
1MACHIN & ASSOCIATES, INC.16,5002016-05-26
EOF // data source: Texas Railroad Commission // 2026