08/05/2026
Sewer System Upgrades Coming to Hanauma Bay
Starting Aug 3, 2026, DDC will begin replacing the 35-year-old sewer system at Bay Nature Preserve — upgrading manholes, the wet well, and the lift station to keep this treasured spot running reliably for years to come.
📌 What to expect:
🚧 Preserve closures: Aug 3 - 11, 2026 and another date TBA 2027
📅 Construction runs weekdays, 7am–3:30pm, through Summer 2027
🔗 bit.ly/4yeYBKr
City and County of Honolulu Honolulu Department of Parks and Recreation
Update as of 8/4/2026 The initial closure of the Hanauma Bay Nature Preserve for sewer improvements will be extended one week to allow for in-house repairs to the beach-level comfort station. Hanauma Bay is now scheduled to reopen for the public on Saturday, August 19, 2026 (from the original proj...