Sea-level rise linked to higher water tables along California coast

Sea-level rise linked to higher water tables along California coast

Credit: University of Arkansas

In the first comprehensive study of the link between rising sea levels and inland water tables along the California coast, researchers found an increased threat to populated areas already at risk from rising water tables, and the possibility of flooding in unexpected inland areas.

In the new study, researchers modeled the effects of rising sea level along the entire California coastline. While results varied with local … [more…]

California’s Key Step Toward Sustainable Groundwater Management

California Department of Water Resources

Image: logo of California’s Department of Water Resources (DWR)

Critically overdrafted groundwater basins are required to submit groundwater sustainability plans to the state by January 31, 2020 that outline how the basins will reach sustainability over the next 20 years

Local agencies representing 19 of the state’s most stressed groundwater basins are required to submit plans to the state by midnight tonight on how they will manage their basins to … [more…]

New York City’s $1 Billion Leaking Water Infrastructure Repair

photo: diversion tunnel for the Delaware Aqueduct. Inside New York City’s $1 Billion Leaking Water Infrastructure Repair

(Photo: The tunnel boring machine excavating the Delaware Aqueduct Bypass Tunnel. Credit: NYC Water on YouTube)

The world’s longest tunnel needs a $1.2 billion fix. Built during World War II, the Delaware Aqueduct supplies approximately half of New York City’s drinking water and has been leaking 15 million to 35 million gallons daily since the 1990s.

Now construction workers are using a custom-made boring machine to create a 2.5-mile bypass … [more…]