GRUBBS "D"

Oil // district 8 // lease#30461

op: PREMIER ROYALTIES, L.L.C.

cum_oil

62k BBL

cum_gas

0 MCF

wells

12

production

2009-09 — 2026-03

peak_month

2010-05

-- production_history

cum_oil: 62,240 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

503 BBL/mo

Di (annual)

9.6%

b-factor

0.0

EUR

62,411 BBL

R-squared

0.377

type

exponential

-- wells (12)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
512PREMIER ROYALTIES, L.L.C.14502011-03-01
510PREMIER ROYALTIES, L.L.C.14502010-12-28
509PREMIER ROYALTIES, L.L.C.14502010-12-21
508PREMIER ROYALTIES, L.L.C.14502010-12-09
507PREMIER ROYALTIES, L.L.C.14502010-11-24
506PREMIER ROYALTIES, L.L.C.14502010-03-11
504PREMIER ROYALTIES, L.L.C.14502010-03-10
505PREMIER ROYALTIES, L.L.C.14502010-03-10
500PREMIER ROYALTIES, L.L.C.14502010-01-27
502PREMIER ROYALTIES, L.L.C.14502010-01-25
503PREMIER ROYALTIES, L.L.C.14502010-01-25
227MOLE HOLE PROD.14502009-09-22
EOF // multi-state drilling data platform // 2026