UNIVERSITY SEC. 18-A

Oil // district 9 // lease#402

op: POLARIS PRODUCTION CORP.

fields: CROCKETT

cum_oil

84k BBL

cum_gas

0 MCF

wells

9

production

1993-01 — 2026-03

peak_month

2010-04

-- production_history

cum_oil: 83,598 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

397 BBL/mo

Di (annual)

3.6%

b-factor

0.0

EUR

109,648 BBL

R-squared

0.486

type

exponential

-- wells (9)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
7POLARIS PRODUCTION CORP.21,6902010-01-19
142-105-01005--------
242-461-00429--------
342-461-00433--------
442-461-30035--------
542-461-30062--------
642-461-30067--------
842-461-30400--------
9W42-461-30431--------
EOF // data source: Texas Railroad Commission // 2026