DR. HANK

Oil // district 3 // lease#25903

op: SOUTH TEXAS OPERATING COMPANY

cum_oil

28k BBL

cum_gas

0 MCF

wells

1

production

2011-02 — 2026-03

peak_month

2011-08

-- production_history

cum_oil: 27,534 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,062 BBL/mo

Di (annual)

93.8%

b-factor

0.5

EUR

26,077 BBL

R-squared

0.903

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1RHILL PRODUCTION CO.-WISCONSIN49,5002011-01-11
EOF // multi-state drilling data platform // 2026