BLACK ANGUS 47

Oil // district 10 // lease#40107

op: PURVIS OPERATING CO.

cum_oil

15k BBL

cum_gas

0 MCF

wells

1

production

2010-03 — 2015-07

peak_month

2010-04

-- production_history

cum_oil: 14,995 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

524 BBL/mo

Di (annual)

25.4%

b-factor

0.0

EUR

24,747 BBL

R-squared

0.335

type

exponential

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1PURVIS OPERATING CO.38,3502013-04-02
EOF // data source: Texas Railroad Commission // 2026