UNIVERSITY 48-9B

Oil // district 9 // lease#17351

op: TELESIS OPERATING CO., INC.

cum_oil

41k BBL

cum_gas

0 MCF

wells

2

production

2011-01 — 2026-03

peak_month

2011-02

-- production_history

cum_oil: 40,717 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

762 BBL/mo

Di (annual)

58.6%

b-factor

0.6

EUR

33,435 BBL

R-squared

0.532

type

hyperbolic

-- wells (2)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
5TELESIS OPERATING CO., INC.12,5002010-11-30
4TELESIS OPERATING CO., INC.12,5002010-11-23
EOF // data source: Texas Railroad Commission // 2026