UNOCAL "940"

Oil // district 11 // lease#67341

op: YATES ENERGY CORPORATION

cum_oil

126k BBL

cum_gas

0 MCF

wells

1

production

1994-12 — 2026-03

peak_month

1995-02

-- production_history

cum_oil: 126,086 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,201 BBL/mo

Di (annual)

18.9%

b-factor

0.6

EUR

136,798 BBL

R-squared

0.584

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1YATES ENERGY CORPORATION28,3001994-12-14
EOF // data source: Texas Railroad Commission // 2026