Dam Inventory System
Department of Land and Natural Resources
State of Hawaii
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PUNAWAI RESERVOIR
HA-0147
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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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Key Elevations
Primary Spillway Maximum Discharge: Hazard Classification:
Emergency Action Plan: Date of Last Inspection:
Date of Last EAP: Electronic Gage URL:
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Emergency Notes
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DAM INFO
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1. GENERAL INFORMATION
a. National Dam ID: HI00147
b. State Dam ID: HA-0147
c. Dam Name: PUNAWAI RESERVOIR
d. Other Name(s):
e. Longitude/Latitude (dec): -155.774432 /20.126261
f. County/Island: Hawaii/Hawaii
g. Type of Dam: Earthen
h. Purpose: Irrigation
i. Completed / Last Modified: 1970 / 2006
j. Nearest Town/City: Waimea 9.5 miles
k. Water Body Type: State Regulated Dam
l. Dam Height: 38.0 ft
m. Dam Length: 650.0 ft
n. Drainage Area: 0.02 sq. miles / 12.8 acres
o. Primary Spillway Type: Channel
p. Maximum Storage: 30.0 acre-ft / 9.8 MG
2. OWNER INFORMATION
a. Name of Owner(s): Ponoholo Ranch, Ltd.
b. TMK(s): (3) 5-9-002:004
3. HAZARD POTENTIAL CLASSIFICATION
a. Hazard Classification: High
b. Emergency Action Plan: Yes