The reservoir is at least as high as 1,500' above sea level, as demonstrated by the well drilled for the Wailani Project (upper Aloha Estates, well drilled at 2,800' hit the high level reservoir at 1,500').
(the well; drilled; for the Wailani Project) (2,800'; hit; the high level reservoir; T:at 1,500)
the well 2,800'
drilled hit
for the Wailani Project
the high level reservoir T:at 1,500