VAUGHN, ISABEL

Oil // district 9 // lease#7134

op: XERIC OIL & GAS CORPORATION

cum_oil

11k BBL

cum_gas

0 MCF

wells

2

production

1993-01 — 2026-03

peak_month

1997-05

-- production_history

cum_oil: 10,980 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

140 BBL/mo

Di (annual)

15.4%

b-factor

0.0

EUR

10,872 BBL

R-squared

0.394

type

exponential

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
48WINTERSHALL CORPORATION11,7001986-12-17
6542-105-30718--------
EOF // data source: Texas Railroad Commission // 2026