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Hanawi Stream near Nahiku, Maui, Hawaii.

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Water Resources of the Pacific Islands

Aloha! Welcome to the USGS Web page for the water resources of Hawaii and the Pacific area. This is your direct link to water-resource information and products for the State of Hawaii, the U.S. Territories of Guam and American Samoa, the U.S. Commonwealth of the Northern Mariana Islands, the Republic of Palau, the Republic of the Marshall Islands, and the Federated States of Micronesia.

Current streamflow conditions in Hawaii

Current streamflow conditions in Pacific Islands; click to go to a live map.
Map legend showing percentile class groups.

Featured Topics

Threatened and Endangered Gagesnew

Windward Oahu Flood, June 2011

Active Data-Collection Sites in Hawaii and Guam

Hawaii StreamStats

Recent Hydrologic Conditions

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Kalo Water Use

Flow statistics for USGS stream-gages, Hawaii

Pearl Harbor Area, Oahu

Water Resources of Guam

Streamflow Measurements to Identify Gaining and Losing Stream Reaches

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Featured Publications

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sir 2011-5078 Scientific Investigations Report 2011-5078new
A Water-Budget Model and Assessment of Groundwater Recharge for the Island of Hawai'i.
sir 2011-5072 Scientific Investigations Report 2011-5072
Potential Effects of Roadside Dry Wells on Groundwater Quality on the Island of Hawai'i—Assessment Using Numerical Groundwater Models.
sir 2010-5058 Scientific Investigations Report 2010-5058
Effects of Groundwater Withdrawal on Borehole Flow and Salinity Measured in Deep Monitor Wells in Hawai'i--Implications for Groundwater Management.
ofr 2010-1182 Fact Sheet 2010-3084
Groundwater Availability Study for Guam--Goals, Approach, Products, and Schedule of Activities.
ofr 2010-1182 Open-File Report 2010-1182
Streamflow, Suspended-Sediment, and Soil-Erosion Data from Kaulana and Hakioawa Watersheds, Kaho'olawe, Hawai'i, 2006 to 2010.
fs 2010-3052 Fact Sheet 2010-3052
Hawaii StreamStats: A Web Application for Defining Drainage-Basin Characteristics and Estimating Peak-Streamflow Statistics.
SIR 2010-5035 Scientific Investigations Report 2010-5035
Flood-Frequency Estimates for Streams on Kaua'i, O'ahu, Moloka'i, Maui, and Hawai'i, State of Hawai'i.
SIR 2010-5011 Scientific Investigations Report 2010-5011
Effects of Surface-Water Diversion on Streamflow, Recharge, Physical Habitat, and Temperature, Nā Wai 'Ehā, Maui, Hawai'i.
Circular 1312 Circular 1312
Ground Water on Tropical Pacific Islands—Understanding a Vital Resource.

USGS Home Water Climate Change Core Science Ecosystems Energy&Env. Health Hazards

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Page Last Modified: Tuesday, 06-Dec-2011 15:51:38 EST

16725000: Flow=0.16cfs,Stage=1.44ft,2012-01-27 23:00,<10,Alakahi Stream near Kamuela, HI 16720000: Flow=0.14cfs,Stage=1.01ft,2012-01-27 23:45,<10,Kawainui Stream nr Kamuela, HI 16620000: Flow=11cfs,Stage=1.40ft,2012-01-27 23:45,<10,Honokohau Stream near Honokohau, Maui, HI 16518000: Flow=2.2cfs,Stage=1.32ft,2012-01-27 23:15,<10,West Wailuaiki Stream near Keanae, Maui, HI 16400000: Flow=3.1cfs,Stage=1.53ft,2012-01-27 23:15,<10,Halawa Stream near Halawa, Molokai, HI 16330000: Flow=0.37cfs,Stage=1.60ft,2012-01-27 23:30,<10,Kamananui Str at Maunawai, Oahu, HI 16284200: Flow=3.8cfs,Stage=2.68ft,2012-01-27 23:30,<10,Waihee Str nr Kahaluu, Oahu, HI 16240500: Flow=1.3cfs,Stage=0.22ft,2012-01-27 23:15,<10,Waiakeakua Str at Honolulu, Oahu, HI 16097500: Flow=4.0cfs,Stage=0.84ft,2012-01-27 23:30,<10,Halaulani Str at alt 400 ft nr Kilauea, Kauai, HI 16618000: Flow=3.1cfs,Stage=1.84ft,2012-01-27 23:30,<10,Kahakuloa Stream near Honokohau, Maui, HI 16211600: Flow=0.00cfs,Stage=0.49ft,2012-01-27 23:30,<10,Makaha Str nr Makaha, Oahu, HI 16587000: Flow=0.87cfs,Stage=0.53ft,2012-01-27 23:30,10-24,Honopou Stream near Huelo, Maui, HI 16254000: Flow=2.1cfs,Stage=5.51ft,2012-01-27 23:30,10-24,Makawao Str nr Kailua, Oahu, HI 16200000: Flow=1.4cfs,Stage=1.58ft,2012-01-27 23:15,10-24,NF Kaukonahua Str abv RB, nr Wahiawa, Oahu, HI 16108000: Flow=48cfs,Stage=1.45ft,2012-01-27 23:30,10-24,Wainiha River nr Hanalei, Kauai, HI 16103000: Flow=92cfs,Stage=1.90ft,2012-01-27 23:00,10-24,Hanalei River nr Hanalei, Kauai, HI 16717000: Flow=9.2cfs,Stage=2.27ft,2012-01-27 23:45,25-75,Honolii Stream nr Papaikou, HI 16704000: Flow=21cfs,Stage=1.82ft,2012-01-27 23:45,25-75,Wailuku River at Piihonua, HI 16508000: Flow=4.5cfs,Stage=0.32ft,2012-01-27 23:30,25-75,Hanawi Stream near Nahiku, Maui, HI 16345000: Flow=4.5cfs,Stage=1.82ft,2012-01-27 23:45,25-75,Opaeula Str nr Wahiawa, Oahu, HI 16304200: Flow=0.48cfs,Stage=4.78ft,2012-01-27 23:15,25-75,Kaluanui Stream nr Punaluu, Oahu, HI 16294900: Flow=5.1cfs,Stage=1.55ft,2012-01-27 23:30,25-75,Waikane Str at alt 75 ft at Waikane, Oahu, HI 16275000: Flow=1.6cfs,Stage=1.37ft,2012-01-27 23:15,25-75,Haiku Str nr Heeia, Oahu, HI 16229000: Flow=2.6cfs,Stage=2.25ft,2012-01-27 23:15,25-75,Kalihi Str nr Honolulu, Oahu, HI 16213000: Flow=29cfs,Stage=2.19ft,2012-01-27 23:30,25-75,Waikele Str at Waipahu, Oahu, HI 16071500: Flow=1.3cfs,Stage=0.87ft,2012-01-27 23:45,25-75,Left Branch Opaekaa Str nr Kapaa, Kauai, HI 16068000: Flow=20cfs,Stage=1.11ft,2012-01-27 23:15,25-75,EB of NF Wailua River nr Lihue, Kauai, HI 16060000: Flow=84cfs,Stage=2.80ft,2012-01-27 23:45,25-75,SF Wailua River nr Lihue, Kauai, HI 16019000: Flow=11cfs,Stage=1.09ft,2012-01-27 23:45,25-75,Waialae Str at alt 3,820 ft nr Waimea, Kauai, HI 16010000: Flow=13cfs,Stage=2.35ft,2012-01-27 23:15,25-75,Kawaikoi Stream nr Waimea, Kauai, HI 213308158035601: Stage=23.88ft,2012-01-27 23:45,Not ranked,Helemano 6 Reservoir, Oahu, HI 213259158035101: Stage=3.09ft,2012-01-27 23:45,Not ranked,Helemano 16 Reservoir, Oahu, HI 213133158014201: Stage=39.82ft,2012-01-27 23:45,Not ranked,Upper Helemano Reservoir near Wahiawa, Oahu, HI 212134157543901: Stage=-7.30ft,2012-01-27 23:30,Not ranked,AMR A-A2 nr Aiea, Oahu, HI 16770500: Flow=0.00cfs,Stage=0.81ft,2012-01-27 23:30,Not ranked,Paauau Gulch at Pahala, HI 16700600: Stage=1.44ft,2012-01-27 23:45,Not ranked,Waiakea Stream at Hoaka Road, HI 16614000: Flow=32cfs,Stage=1.60ft,2012-01-27 23:00,Not ranked,Waihee Rv abv Waihee Dtch intk nr Waihee, Maui, HI 16604500: Flow=21cfs,Stage=0.85ft,2012-01-27 23:00,Not ranked,Iao Stream at Kepaniwai Park nr Wailuku, Maui, HI 16552800: Flow=0.01cfs,Stage=0.47ft,2012-01-27 23:15,Not ranked,Waikamoi Str abv Kula Pl intake nr Olinda, Maui,HI 16414200: Flow=0.00cfs,Stage=2.86ft,2012-01-27 23:45,Not ranked,Kaunakakai Gulch at altitude 75 feet, Molokai, HI 16350100: Stage=-0.59ft,2012-01-27 23:45,Not ranked,Opaeula Str at Joseph Leong Hwy, Haleiwa, Oahu, HI 16343100: Stage=-0.57ft,2012-01-28 00:00,Not ranked,Helemano Str at Joseph Leong Hwy, Haleiwa, Oahu,HI 16301050: Flow=16cfs,Stage=3.87ft,2012-01-27 23:00,Not ranked,Punaluu Str abv Punaluu Ditch Intake, Oahu, HI 16296500: Stage=1.97ft,2011-11-04 14:00:00,Not ranked,Flood damage,Kahana Str at alt 30 ft nr Kahana, Oahu, HI 16294100: Flow=47cfs,Stage=6.93ft,2012-01-27 23:30,Not ranked,Waiahole Stream above Kamehameha Hwy, Oahu, HI 16264600: Stage=4.11ft,2012-01-27 23:30,Not ranked,Kawainui Marsh nr levee sta 15+00, Oahu, HI 16247150: Flow=19cfs,Stage=17.97ft,2011-12-18 23:15,Not ranked,Makiki Stream at Aarohie Baker Park, Oahu, HI 16247100: Stage=1.22ft,2012-01-28 00:00,Not ranked,Manoa-Palolo Drainage Canal at Moiliili, Oahu, HI 16244000: Stage=0.89ft,2012-01-27 23:30,Not ranked,Pukele Stream near Honolulu, Oahu, HI 16242500: Flow=0.90cfs,2012-01-27 20:15,Stage=8.56ft,2012-01-28 00:00:00,Not ranked,Manoa Str at Kanewai Field, Honolulu, Oahu, HI 16241600: Flow=10cfs,Stage=4.07ft,2012-01-27 23:15,Not ranked,Manoa Stream at Woodlawn Drive, Oahu, HI 16238500: Stage=292.15ft,2012-01-27 23:15:00,Not ranked,Rating being developed or revised,Waihi Stream at Honolulu, Oahu, HI 16238000: Flow=0.88cfs,Stage=3.02ft,2012-01-28 00:00,Not ranked,Makiki Stream at King St. bridge, Oahu, HI 16237600: Stage=48.48ft,2012-01-27 23:45:00,Not ranked,Rating being developed or revised,Kanaha Str at Tantalus Drive nr Honolulu, Oahu, HI 16226400: Flow=0.00cfs,Stage=2.73ft,2012-01-27 23:15,Not ranked,N. Halawa Str nr Quar. Stn. at Halawa, Oahu, HI 16226200: Flow=0.00cfs,2012-01-28 00:00,Stage=5.74ft,2012-01-27 23:30:00,Not ranked,N. Halawa Str nr Honolulu, Oahu, HI 16210000: Stage=72.21ft,2012-01-27 23:15,Not ranked,Wahiawa Reservoir at Spillway at Wahiawa, Oahu, HI 16208400: Stage=12.66ft,2012-01-27 23:45,Not ranked,Ku Tree Reservoir near Wahiawa, Oahu, HI 16094150: Stage=20.48ft,2012-01-27 23:45,Not ranked,Ka Loko Reservoir near Kilauea, Kauai, HI 16051500: Stage=81.56ft,2012-01-27 23:15,Not ranked,Alexander Reservoir near Kalaheo, Kauai, HI Go to WaterWatch (offsite) for a larger map with additional options