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
USGS Groundwater Resources Program
Threatened and Endangered Gages
Active Data-Collection Sites in Hawaii and Guam
Recent Hydrologic Conditions
Synoptic Groundwater-Level Measurements
- Guam Water Resources: potential impacts and response to climate change, Feb. 24, 2014
- Maui Rainfall and Reference Evapotranspiration Anomalies, Feb. 11, 2014
- Water Budget and Recharge Estimation for the Big Island, Dec. 17, 2013
- Surface-Water Availability During Low-Flow Conditions, Anahola, Kauai, Nov. 26, 2013
- Previous presentations (since 2013)
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|| Scientific Investigations Report 2013-5216|
The Effects of Withdrawals and Drought on Groundwater Availability in the Northern Guam Lens Aquifer, Guam.
|| Hydrogeology Journal, 2013 (accessed Jan. 15. 2013)|
Estimating Hydraulic Properties from Tidal Attenuation in the Northern
Guam Lens Aquifer, Territory of Guam, USA.
|| Scientific Investigations Report 2012-5264|
Availability and distribution of low flow in Anahola Stream, Kaua'i, Hawai'i.
|| Scientific Investigations Report 2011-5118|
Low-Flow Characteristics of Streams
Under Natural and Diversion Conditions, Waipio Valley, Island of Hawaii, Hawaii.
|| Open-File Report 2012-1115|
Measurements of Seepage Losses and Gains, East Maui Irrigation Diversion System, Maui, Hawai'i.
|| Scientific Investigations Report 2012-5085|
Sources of Suspended Sediment in the Waikele Watershed, O'ahu, Hawai'i.
|| Scientific Investigations Report 2012-5010|
Groundwater Availability in the Lahaina District, West Maui, Hawai'i.
|| Circular 1312|
Ground Water on Tropical Pacific Islands—Understanding a Vital Resource.