HERRING

Oil // district 11 // lease#69571

op: RK OIL PRODUCTION

cum_oil

35k BBL

cum_gas

0 MCF

wells

3

production

2010-06 — 2026-03

peak_month

2011-10

-- production_history

cum_oil: 34,709 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

795 BBL/mo

Di (annual)

76.6%

b-factor

0.6

EUR

27,396 BBL

R-squared

0.811

type

hyperbolic

-- wells (3)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
3RK OIL PRODUCTION12,9502011-05-27
2RK OIL PRODUCTION12,9502011-05-25
1BLUE RIVER INC.12,9002009-11-13
EOF // multi-state drilling data platform // 2026