Pacific Islands Water Science Center


Hydrologic Monitoring and Investigations

Hydrologic Monitoring and Investigations

The USGS Pacific Islands Water Science Center provides reliable, objective scientific information to address water-related issues in the State of Hawaiʻi and the U.S. Affiliated Pacific Islands. 

Learn More


Date published: October 7, 2019

Adaptive management strategies for potential impacts of climate change on Guam

Guam’s water demands are anticipated to increase. Potential impacts of sea-level rise and a changing climate on surface-water and groundwater resources are assessed. 

Date published: August 16, 2019

Understanding Freshwater Availability on Maui Under Projected Future Climate Conditions

Demand for freshwater on the island of Maui is expected to increase by 45 percent between 2015 and 2035. Wetter and drier climate scenarios impact the availability of groundwater to meet this demand.