Ipuolono Reservoir

High HazardPoor ConditionEmergency Action Plan: Yes

Location

CountyKauai
Nearest CityKalaheo
River/StreamKALAHEO GULCH
Coordinates21.92043, -159.53612

Physical Characteristics

Dam TypeEarth
NID Height50 ft
Dam Height45 ft
Dam Length680 ft
Year Completed1910 (116 years old)

Storage & Hydraulics

NID Storage450 acre-ft
Max Storage450 acre-ft
Normal Storage415 acre-ft
Surface Area23 acres
Drainage Area1 sq mi
Spillway TypeUncontrolled

Ownership & Safety

PurposeIrrigation
OwnerBBCP Kauai Operating, LLC, Kauai Coffee
Owner TypePrivate
Hazard ClassificationHigh
Condition AssessmentPoor
Last Inspection05/20/2025
Emergency Action PlanYes

Identifiers

NID IDHI00109
Federal IDHI00109
More InfoState Dam Safety Program

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