Heavier Storms Are Here. Rain Gardens Can Help.

In 2021, on San Francisco’s wettest October day on record, an “atmospheric river” dumped a stunning 4.02 inches of rain downtown, causing highways and neighborhoods in the area to flood. Cars were stranded in standing water. And the city’s sewers, which carry both stormwater and sewage, overflowed in the low-lying Marina neighborhood. Officials estimated that […]