ESTHER UNIT

Oil // district 3 // lease#19810

op: UNION PACIFIC AUSTIN CHALK CO.

cum_oil

162k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 2026-03

peak_month

1998-03

-- production_history

cum_oil: 162,004 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

2,664 BBL/mo

Di (annual)

53.7%

b-factor

0.7

EUR

143,374 BBL

R-squared

0.647

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1UNITED OIL & MINERALS, INC.39,5001997-12-29
EOF // multi-state drilling data platform // 2026