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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.
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USGS Groundwater Resources Program

Threatened and Endangered Gages

Active Data-Collection Sites in Hawaii and Guam

Hawaii StreamStats

Recent Hydrologic Conditions

Synoptic Groundwater-Level Measurements

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Previous Featured Topics

Windward Oahu Flood, June 2011

Kalo Water Use

Pearl Harbor Springs Discharges

Streamflow Measurements to Identify Gaining and Losing Stream Reaches

Flow Statistics for USGS Stream Gages, Hawaii

Water Resources of Guam

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Featured Publications

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Hydrogeology Journal, 2013 Hydrogeology Journal, 2013 (accessed Jan. 15. 2013)new
Estimating Hydraulic Properties from Tidal Attenuation in the Northern Guam Lens Aquifer, Territory of Guam, USA.
sir 2012-5264 Scientific Investigations Report 2012-5264new
Availability and distribution of low flow in Anahola Stream, Kaua'i, Hawai'i.
sir 2011-5118 Scientific Investigations Report 2011-5118new
Low-Flow Characteristics of Streams Under Natural and Diversion Conditions, Waipio Valley, Island of Hawaii, Hawaii.
sir 2012-5055 Scientific Investigations Report 2012-5055new
Development of Invertebrate Community Indexes of Stream Quality for the Islands of Maui and O'ahu, Hawai'i.
ofr 2012-1115 Open-File Report 2012-1115
Measurements of Seepage Losses and Gains, East Maui Irrigation Diversion System, Maui, Hawai'i.
sir 2012-5123 Scientific Investigations Report 2012-5123
Groundwater Quality in the Columbia Plateau, Snake River Plain, and Oahu Basaltic-Rock and Basin-Fill Aquifers in the Northwestern United States and Hawaii, 1992–2010.
sir 2012-5085 Scientific Investigations Report 2012-5085
Sources of Suspended Sediment in the Waikele Watershed, O'ahu, Hawai'i.
sir 2012-5010 Scientific Investigations Report 2012-5010
Groundwater Availability in the Lahaina District, West Maui, Hawai'i.
sir 2012-5028 Scientific Investigations Report 2012-5028
A Water-Budget Model and Estimates of Groundwater Recharge for Guam.
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: Friday, 08-Feb-2013 04:50:14 EST

16284200: Flow=3.9cfs,Stage=2.63ft,2013-02-13 05:30,<10,Waihee Str nr Kahaluu, Oahu, HI 16254000: Flow=1.4cfs,Stage=5.42ft,2013-02-13 05:30,<10,Makawao Str nr Kailua, Oahu, HI 16211600: Flow=0.14cfs,Stage=0.96ft,2013-02-13 05:30,<10,Makaha Str nr Makaha, Oahu, HI 16071500: Flow=0.51cfs,Stage=0.76ft,2013-02-13 05:45,<10,Left Branch Opaekaa Str nr Kapaa, Kauai, HI 16275000: Flow=4.2cfs,Stage=1.67ft,2013-02-13 05:15,76-90,Haiku Str nr Heeia, Oahu, HI 16301050: Flow=14cfs,Stage=3.84ft,2013-02-13 05:00,10-24,Punaluu Str abv Punaluu Ditch Intake, Oahu, HI 16296500: Flow=17cfs,Stage=1.18ft,2013-02-13 05:45,10-24,Kahana Str at alt 30 ft nr Kahana, Oahu, HI 16103000: Flow=86cfs,Stage=1.96ft,2013-02-13 05:00,10-24,Hanalei River nr Hanalei, Kauai, HI 16068000: Flow=15cfs,Stage=1.17ft,2013-02-13 05:15,10-24,EB of NF Wailua River nr Lihue, Kauai, HI 16019000: Flow=3.7cfs,Stage=0.88ft,2013-02-13 05:45,10-24,Waialae Str at alt 3,820 ft nr Waimea, Kauai, HI 16010000: Flow=8.9cfs,Stage=2.22ft,2013-02-13 05:15,10-24,Kawaikoi Stream nr Waimea, Kauai, HI 16725000: Flow=3.9cfs,Stage=2.03ft,2013-02-13 05:00,25-75,Alakahi Stream near Kamuela, HI 16720000: Flow=7.1cfs,Stage=1.56ft,2013-02-13 05:45,25-75,Kawainui Stream nr Kamuela, HI 16717000: Flow=36cfs,Stage=2.81ft,2013-02-13 05:45,25-75,Honolii Stream nr Papaikou, HI 16704000: Flow=61cfs,Stage=2.51ft,2013-02-13 05:45,25-75,Wailuku River at Piihonua, HI 16620000: Flow=16cfs,Stage=1.54ft,2013-02-13 05:45,25-75,Honokohau Stream near Honokohau, Maui, HI 16587000: Flow=2.8cfs,Stage=0.67ft,2013-02-13 05:30,25-75,Honopou Stream near Huelo, Maui, HI 16518000: Flow=11cfs,Stage=1.86ft,2013-02-13 05:15,25-75,West Wailuaiki Stream near Keanae, Maui, HI 16508000: Flow=7.8cfs,Stage=0.61ft,2013-02-13 05:30,25-75,Hanawi Stream near Nahiku, Maui, HI 16400000: Flow=14cfs,Stage=2.15ft,2013-02-13 05:15,25-75,Halawa Stream near Halawa, Molokai, HI 16345000: Flow=4.7cfs,Stage=1.83ft,2013-02-13 05:45,25-75,Opaeula Str nr Wahiawa, Oahu, HI 16330000: Flow=3.4cfs,Stage=1.88ft,2013-02-13 05:30,25-75,Kamananui Str at Maunawai, Oahu, HI 16304200: Flow=0.86cfs,Stage=4.05ft,2013-02-13 05:15,25-75,Kaluanui Stream nr Punaluu, Oahu, HI 16240500: Flow=2.9cfs,Stage=0.31ft,2013-02-13 05:15,25-75,Waiakeakua Str at Honolulu, Oahu, HI 16229000: Flow=2.2cfs,Stage=2.23ft,2013-02-13 05:15,25-75,Kalihi Str nr Honolulu, Oahu, HI 16213000: Flow=29cfs,Stage=2.18ft,2013-02-13 05:30,25-75,Waikele Str at Waipahu, Oahu, HI 16200000: Flow=3.8cfs,Stage=1.78ft,2013-02-13 05:15,25-75,NF Kaukonahua Str abv RB, nr Wahiawa, Oahu, HI 16108000: Flow=55cfs,Stage=1.40ft,2013-02-13 05:30,25-75,Wainiha River nr Hanalei, Kauai, HI 16097500: Flow=5.3cfs,Stage=0.90ft,2013-02-13 05:30,25-75,Halaulani Str at alt 400 ft nr Kilauea, Kauai, HI 16060000: Flow=54cfs,Stage=2.54ft,2013-02-13 05:45,25-75,SF Wailua River nr Lihue, Kauai, HI 220541159215901: Stage=332.13ft,2013-02-13 05:30,Not ranked,Upper Kapahi Reservoir near Kapaa, Kauai, HI 213407158033201: 2011-06-29 23:45,Not ranked,Helemano 11 Reservoir, Oahu, HI 213308158035601: Stage=22.02ft,2013-02-13 05:45,Not ranked,Helemano 6 Reservoir, Oahu, HI 213259158035101: Stage=3.10ft,2013-02-13 05:45,Not ranked,Helemano 16 Reservoir, Oahu, HI 213133158014201: Stage=44.94ft,2013-02-13 05:45,Not ranked,Upper Helemano Reservoir near Wahiawa, Oahu, HI 16770500: Flow=0.00cfs,Stage=0.80ft,2013-02-13 05:30,Not ranked,Paauau Gulch at Pahala, HI 16758000: Not ranked,Site discontinued,Waikoloa Str at Marine Dam nr Kamuela, HI 16756100: Stage=1.73ft,2011-12-04 23:45:00,Not ranked,Site discontinued,Kohakohau Stream above DWS Intake, nr Kamuela, HI 16682000: Not ranked,Site discontinued,Kaulana Gulch at alt. 100 ft, Kahoolawe, HI 16681000: Not ranked,Site discontinued,Hakioawa Gulch at alt. 75 ft, Kahoolawe, HI 16618000: Stage=0.48ft,2013-02-13 05:30:00,Not ranked,Rating being developed or revised,Kahakuloa Stream near Honokohau, Maui, HI 16614000: Flow=41cfs,Stage=1.70ft,2013-02-13 05:00,Not ranked,Waihee Rv abv Waihee Dtch intk nr Waihee, Maui, HI 16604500: Flow=57cfs,Stage=1.34ft,2013-02-13 05:00,Not ranked,Iao Stream at Kepaniwai Park nr Wailuku, Maui, HI 16599500: Flow=2.0cfs,2007-10-11 23:45,Not ranked,Opana Tunnel near Kailiili, Maui, HI 16595200: Not ranked,Site discontinued,Honopou Stream blw. div. ditch nr Huelo, Maui, HI 16595100: Not ranked,Site discontinued,Div. Ditch at intake, Honopou Str nr Huelo,Maui,HI 16552800: Flow=0.18cfs,Stage=0.68ft,2013-02-13 05:15,Not ranked,Waikamoi Str abv Kula Pl intake nr Olinda, Maui,HI 16521300: Not ranked,Site discontinued,Waiokamilo Stream at Dam 3 near Keanae, Maui, HI 16501200: Not ranked,Site discontinued,Oheo Gulch at dam near Kipahulu, Maui, HI 16415600: Not ranked,Site discontinued,Kawela Gulch near Moku, Molokai, HI 16414200: Flow=0.00cfs,Stage=2.86ft,2013-02-13 05:45,Not ranked,Kaunakakai Gulch at altitude 75 feet, Molokai, HI 16350100: Stage=0.02ft,2013-02-13 05:45,Not ranked,Opaeula Str at Joseph Leong Hwy, Haleiwa, Oahu, HI 16343100: Stage=0.09ft,2013-02-13 06:00,Not ranked,Helemano Str at Joseph Leong Hwy, Haleiwa, Oahu,HI 16303000: Flow=4.9cfs,2009-01-31 23:45,Not ranked,Punaluu Str nr Punaluu, Oahu, HI 16302000: Flow=3.2cfs,2008-12-30 23:45,Not ranked,Punaluu Ditch nr Punaluu, Oahu, HI 16295300: Flow=0.26cfs,2008-10-14 00:00,Not ranked,Hakipuu Stream near Waikane, Oahu, HI 16294900: Stage=2.14ft,2013-02-13 05:30:00,Not ranked,Rating being developed or revised,Waikane Str at alt 75 ft at Waikane, Oahu, HI 16294100: Flow=21cfs,Stage=6.81ft,2013-02-13 05:30,Not ranked,Waiahole Stream above Kamehameha Hwy, Oahu, HI 16283200: Flow=0.76cfs,2013-01-17 10:45,Not ranked,Kahaluu Str nr Ahuimanu, Oahu, HI 16264600: Stage=3.90ft,2013-02-13 05:30,Not ranked,Kawainui Marsh nr levee sta 15+00, Oahu, HI 16247900: Not ranked,Rating being developed or revised,Kuliouou Valley at Kuliouou, Oahu, HI 16247550: Not ranked,Site discontinued,Wailupe Gulch at E. Hind Dr. Bridge, Oahu, HI 16247150: Flow=26cfs,Stage=17.87ft,2013-02-13 05:00,Not ranked,Makiki Stream at Aarohie Baker Park, Oahu, HI 16247100: Flow=5.8cfs,Stage=1.19ft,2013-02-13 06:00,Not ranked,Manoa-Palolo Drainage Canal at Moiliili, Oahu, HI 16244000: Stage=0.99ft,2013-02-13 05:30,Not ranked,Pukele Stream near Honolulu, Oahu, HI 16242500: Flow=7.0cfs,Stage=9.23ft,2013-02-13 06:00,Not ranked,Manoa Str at Kanewai Field, Honolulu, Oahu, HI 16241600: Flow=5.6cfs,Stage=4.16ft,2013-02-13 05:15,Not ranked,Manoa Stream at Woodlawn Drive, Oahu, HI 16238500: Stage=1.80ft,2013-02-13 05:15:00,Not ranked,Rating being developed or revised,Waihi Stream at Honolulu, Oahu, HI 16238000: Flow=0.72cfs,Stage=3.01ft,2013-02-13 06:00,Not ranked,Makiki Stream at King St. bridge, Oahu, HI 16237600: Stage=48.48ft,2013-02-13 05:45,Not ranked,Kanaha Str at Tantalus Drive nr Honolulu, Oahu, HI 16226400: Flow=0.00cfs,Stage=2.77ft,2013-02-13 05:15,Not ranked,N. Halawa Str nr Quar. Stn. at Halawa, Oahu, HI 16226200: Flow=0.11cfs,Stage=5.93ft,2013-02-13 05:15,Not ranked,N. Halawa Str nr Honolulu, Oahu, HI 16212800: Not ranked,Site discontinued,Kipapa Str nr Wahiawa, Oahu, HI 16212601: Not ranked,Site discontinued,Waikele Str at Wheeler Field, Oahu, HI 16212490: Stage=4.31ft,2013-02-13 05:15,Not ranked,Honouliuli Str at H-1 Freeway nr Waipahu, Oahu, HI 16212480: Stage=2.57ft,2013-02-13 05:30,Not ranked,Honouliuli Stream Tributary near Waipahu, Oahu, HI 16210500: Stage=16.78ft,2013-02-13 05:45,Not ranked,Kaukonahua Str at Waialua, Oahu, HI 16210200: Stage=6.43ft,2013-02-13 05:45,Not ranked,Kaukonahua Stream blw Wahiawa Reservoir, Oahu, HI 16210100: Stage=7.51ft,2013-02-13 05:45,Not ranked,Wahiawa Ditch at Wahiawa, Oahu 16210000: Stage=72.36ft,2013-02-13 05:15,Not ranked,Wahiawa Reservoir at Spillway at Wahiawa, Oahu, HI 16208400: Stage=12.62ft,2013-02-13 05:45,Not ranked,Ku Tree Reservoir near Wahiawa, Oahu, HI 16208000: Not ranked,Site discontinued,SF Kaukonahua Str at E pump, nr Wahiawa, Oahu, HI 16094600: 2009-01-10 00:00,Not ranked,Puu Ka Ele Reservoir near Kilauea, Kauai, HI 16094150: Stage=19.76ft,2013-02-13 05:45,Not ranked,Ka Loko Reservoir near Kilauea, Kauai, HI 16051500: 2011-10-26 23:45,Not ranked,Alexander Reservoir near Kalaheo, Kauai, HI Go to WaterWatch (offsite) for a larger map with additional options