RINGENER, W.J.

Oil // district 10 // lease#27606

op: WATUSI ENERGY LLC

cum_oil

68k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2026-03

peak_month

2024-04

-- production_history

cum_oil: 67,907 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

732 BBL/mo

Di (annual)

85.7%

b-factor

0.2

EUR

12,744 BBL

R-squared

0.759

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1MCCANN CORPORATION19,1001982-07-29
EOF // data source: Texas Railroad Commission // 2026