SACKS, SYLVIA

Oil // district 3 // lease#21099

op: UNION PACIFIC AUSTIN CHALK CO.

cum_oil

245k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1997-01

-- production_history

cum_oil: 244,595 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

5,964 BBL/mo

Di (annual)

77.3%

b-factor

0.5

EUR

176,185 BBL

R-squared

0.525

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
2UNION PACIFIC AUSTIN CHALK CO.39,0001996-09-23
2REUNION PACIFIC AUSTIN CHALK CO.39,0001996-09-23
EOF // data source: Texas Railroad Commission // 2026