WINTERSHALL-KERSH UNIT "A"

Oil // district 1 // lease#13583

op: WILLIAMS, CLAYTON W., JR., INC.

cum_oil

8k BBL

cum_gas

0 MCF

wells

1

production

1993-01 — 1995-05

peak_month

1993-04

-- production_history

cum_oil: 8,116 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

539 BBL/mo

Di (annual)

82.8%

b-factor

0.0

EUR

7,801 BBL

R-squared

0.450

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1WILLIAMS, CLAYTON W., JR., INC.28,6501991-10-29
EOF // data source: Texas Railroad Commission // 2026