Storms now pounding Southern California are raising the specter of more danger for residents—debris flows in areas already reeling from devastating fires. Debris flows are like mudslides, except much ...

California fails to capture massive amounts of stormwater rushing off city streets and surfaces that could help supply water for millions of people a year, according to a new analysis released today.

Newly painted markings on a number of downtown storm drains now alert passersby to the very real environmental consequences ...

Stormwater drainage grates help maintain the efficiency of drain systems to avoid damage to other systems. Well-constructed grates stop debris from getting into the drain system while also providing ...