Devastating, life-threatening floods have already started in some states as an atmospheric river causes heavy rainfall.

State rivers shows moderate flooding, with the Ohio River reaching a level that has only been seen once in the last 28 years. See where the flooding will reach.

The most recent risk assessment, outlined in maps published by the California Geological Survey, illustrate the devastation ...

The risk of flooding from a major tsunami may be greater than many realized along California’s coastline, state officials ...

Two months after deadly wildfires razed thousands of homes in the Los Angeles area, Cal Fire has released a new map showing ...

California lands are classified as either moderate ... The fire hazard severity zone maps are like flood zone maps, and they ...

As a late-winter storm brings rain to Southern California ... burn areas amid fears of possible flash flooding and mudflows. Official interactive maps show where evacuations are in effect in ...

Some cities had fewer acres in the very high risk designation, but most of the region had more high risk acreage.

The California Geological Survey recently released new maps showing that potential tsunamis increase the threat of flooding in Alameda, Monterey, and San Mateo counties, along with other coastal ...

Several areas in Southern California could have scattered showers throughout the day, but the potential for "damaging flooding" will not increase until the evening to overnight hours. "The good ...

then a senior engineering geologist with the California Geological Survey tsunami unit, said in a statement in 2021. In the ...