WELDER, R. H. -B-

Oil // district 4 // lease#5956

op: SYDRI OPERATING, LLC

cum_oil

4k BBL

cum_gas

0 MCF

wells

3

production

1993-01 — 2026-03

peak_month

2014-12

-- production_history

cum_oil: 3,619 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

163 BBL/mo

Di (annual)

125.7%

b-factor

0.4

EUR

2,467 BBL

R-squared

0.549

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
21SYDRI OPERATING, LLC16,5002012-10-17
6MARATHON OIL COMPANY15,8241994-05-18
5MARATHON OIL COMPANY65,8261993-10-12
EOF // data source: Texas Railroad Commission // 2026