JOHNSON UNIT

Oil // district 3 // lease#18570

op: TEXAS ONSHORE ENERGY, INC.

cum_oil

16k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2026-03

peak_month

2012-03

-- production_history

cum_oil: 16,238 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

342 BBL/mo

Di (annual)

190.1%

b-factor

0.7

EUR

5,943 BBL

R-squared

0.403

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1SANTA FE - WINDSOR PRODUCING CO.29,2001985-01-28
EOF // data source: Texas Railroad Commission // 2026