GRAMM UNIT

Oil // district 2 // lease#9874

op: VALIDUS NRG AQUILAS ASSETCO LLC

cum_oil

1.1M BBL

cum_gas

0 MCF

wells

8

production

2011-12 — 2026-03

peak_month

2023-07

-- production_history

cum_oil: 1,068,944 BBL cum_gas: 0 MCF

-- decline_curve_analysis

qi

33,767 BBL/mo

Di (annual)

67.6%

b-factor

0.0

EUR

599,996 BBL

R-squared

0.682

type

exponential

-- wells (8)

WELL#APIOPERATORPERMITSDEPTHLAST_ISSUED
4HDEVON ENERGY PRODUCTION CO, L.P.114,0002023-01-23
5HDEVON ENERGY PRODUCTION CO, L.P.114,0002023-01-23
6HDEVON ENERGY PRODUCTION CO, L.P.114,0002023-01-23
7HDEVON ENERGY PRODUCTION CO, L.P.114,0002023-01-23
9HDEVON ENERGY PRODUCTION CO, L.P.114,0002023-01-23
3HPLAINS EXPLORATION & PROD. CO.113,7002011-12-15
2HPLAINS EXPLORATION & PROD. CO.113,7002011-10-07
1HPLAINS EXPLORATION & PROD. CO.113,7002011-10-06
EOF // multi-state drilling data platform // 2026