WENDLAND "A"

Oil // district 9 // lease#11669

op: WATCO ENERGY, INC.

cum_oil

76k BBL

cum_gas

0 MCF

wells

4

production

1993-01 — 2026-03

peak_month

2002-05

-- production_history

cum_oil: 75,631 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

597 BBL/mo

Di (annual)

23.4%

b-factor

0.0

EUR

30,497 BBL

R-squared

0.657

type

exponential

-- wells (4)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2WATCO ENERGY, INC.13,8001986-11-06
7WATCO ENERGY, INC.13,7261986-02-13
1WATCO ENERGY, INC.15,2201985-08-16
442-081-00979--------
EOF // data source: Texas Railroad Commission // 2026