International Association of Hydrogeologists

United States National Chapter

Today is World Water Day 2025!

By

How are you making the connection of groundwater to World Water Day?

A drone view of California Department of Water Resources staff and consultants conduct a survey using the floating transient electromagnetic (FloaTEM) system. The FloaTEM is towed behind a boat, which captures 2D images of the aquifer structure beneath the riverbed. Photo taken March 10, 2025. Nick Shockey / California Department of Water Resources
California Department of Water Resources employee works to install high-frequency monitoring devices in existing wells near land that was converted to a groundwater recharge basin, where water was being diverted for the first time, at Nebraska and Walnut near Caruthers in Fresno County, California. Photo taken May 13, 2024. DWR provided funding to Consolidated Irrigation District as part of the Rip and Chip program, funded through DWR’s Flood Diversion and Recharge Enhancement program to clear and prepare these lands for expedited diversion of flood flows to recharge the groundwater basin.

Xavier Mascareñas / California Department of Water Resources
Crews install a new groundwater level monitoring well in Tracy, California, funded through DWR’s Technical Support Services (TSS) on September 5, 2023. The goal of the TSS program is to provide education, data and tools to groundwater sustainability agencies to help them build the capacity needed to achieve groundwater sustainability. Fred Greaves/California Department of Water Resources
A drone view of Fresno Irrigation District’s Lambrecht Basin in Fresno, California, which provides groundwater recharge and groundwater banking, California Department of Water Resources (DWR) is securing resources to assist with expanding the groundwater recharge efforts. Photo taken April 27, 2023. Ken James / California Department of Water Resources
A drone photo shows a recharge project in Sacramento County, managed by the Omochumne-Hartnell Water District, that diverts water from two points of diversion along the Cosumnes River during high flow events. Diverted water is infiltrated to groundwater storage in the underlying, critically overdrafted South American and Cosumnes Groundwater Subbasins. Photo taken February 8, 2024. Sara Nevis / California Department of Water Resources

World Water Day 2025

https://www.un.org/en/observances/water-day

https://www.earth.com/news/world-water-day-2025-preserving-glaciers-protecting-our-future

https://www.unesco.org/en/days/world-water