WRISTEN BROTHERS

Oil // district 10 // lease#45525

op: WALSH & WATTS, INC.

cum_oil

87k BBL

cum_gas

0 MCF

wells

8

production

2014-12 — 2026-03

peak_month

2019-12

-- production_history

cum_oil: 86,733 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,798 BBL/mo

Di (annual)

51.8%

b-factor

0.5

EUR

77,400 BBL

R-squared

0.847

type

hyperbolic

-- wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
102WALSH & WATTS, INC.14,3002015-01-29
101WALSH & WATTS, INC.14,3002014-03-26
87WALSH & WATTS, INC.14,2002014-03-12
100GULF OIL CORP.14,5001985-03-28
7442-475-01455--------
8442-475-10867--------
8542-475-10868--------
8642-475-10887--------
EOF // data source: Texas Railroad Commission // 2026