CHALK -A-

Oil // district 10 // lease#41129

op: SWEET CRUDE OPERATING LLC

cum_oil

124k BBL

cum_gas

0 MCF

wells

10

production

2011-12 — 2026-03

peak_month

2016-06

-- production_history

cum_oil: 124,235 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

1,136 BBL/mo

Di (annual)

13.7%

b-factor

0.6

EUR

164,779 BBL

R-squared

0.815

type

hyperbolic

-- wells (10)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
11EXCEL ENERGY CO.37,4752005-10-24
10CALLEY, BOB12,6001987-08-24
9CALLEY, BOB13,1001986-12-16
8CALLEY, BOB13,1001986-08-14
142-227-00163--------
242-227-04330--------
342-227-02479--------
542-227-02478--------
642-227-02481--------
742-227-30036--------
EOF // multi-state drilling data platform // 2026