SIMMANG, DOROTHY ET AL

Oil // district 3 // lease#16123

op: EVEREST RESOURCE COMPANY

cum_oil

160k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1993-12

-- production_history

cum_oil: 160,271 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,794 BBL/mo

Di (annual)

50.1%

b-factor

1.1

EUR

153,131 BBL

R-squared

0.718

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3UNITED OIL & MINERALS, INC.28,5001993-07-19
2EVEREST MINERALS CORP.18,2001982-10-18
EOF // data source: Texas Railroad Commission // 2026