Waihou Spring Forest Reserve was established by Governor’s Proclamation in 1909 for the purpose of protecting the sources of Waihou Spring, one of the few perennial springs on the west slope of Haleakalā. At approximately 186 acres, Waihou Spring Forest Reserve is relatively small but is a popular day-use area.
Operator computes a Health score every night at 2 am HST. It is the one number that tells you if this shop is winning, losing, or steady. Here is how Waihou Spring Forest Reserve broke down on May 8, 2026.
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