BUCHANAN "8"

Oil // district 10 // lease#41528

op: OVINTIV USA INC.

cum_oil

8k BBL

cum_gas

0 MCF

wells

1

production

2011-06 — 2026-03

peak_month

2013-02

-- production_history

cum_oil: 7,914 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

191 BBL/mo

Di (annual)

185.2%

b-factor

2.0

EUR

15,638 BBL

R-squared

0.309

type

hyperbolic

-- wells (1)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
1ENDEAVOR ENERGY RESOURCES L.P.312,0002016-04-01
EOF // data source: Texas Railroad Commission // 2026