Dam Inventory System
Department of Land and Natural Resources
State of Hawaii
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WAIKAMOI RESERVOIRS
MA-0152
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LATEST ACTIVITES FOR THIS DAM
DAM OVERVIEW DATA
Dam Height:
Top of Crest:
Spillway Crest:
Operating Level:
Maximum Storage: /
Electronic Gage Data
DAM SCHEMATIC
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Primary Spillway Maximum Discharge: Hazard Classification:
Emergency Action Plan: Date of Last Inspection:
Date of Last EAP: Electronic Gage URL:
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DAM INFO
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1. GENERAL INFORMATION
a. National Dam ID: HI00152
b. State Dam ID: MA-0152
c. Dam Name: WAIKAMOI RESERVOIRS
d. Other Name(s): Waikamoi Circular Reservoirs
e. Longitude/Latitude (dec): -156.232594 /20.809017
f. County/Island: Maui/Maui
g. Type of Dam: Earthen
h. Purpose: Water Supply
i. Completed / Last Modified: 1980 /
j. Nearest Town/City: Kailua  6 miles
k. Water Body Type: State Regulated Dam
l. Dam Height: 20.0 ft
m. Dam Length: 921.0 ft
n. Drainage Area: 0.006 sq. miles / 3.84 acres
o. Primary Spillway Type: Pipe
p. Maximum Storage: 97.6 acre-ft / 31.8 MG
2. OWNER INFORMATION
a. Name of Owner(s): Maui County, Dept of Water Supply
b. TMK(s): (2) 2-4-016:004
3. HAZARD POTENTIAL CLASSIFICATION
a. Hazard Classification: Significant
b. Emergency Action Plan: Yes