What may enter a storm drain?
Surface water •Diverted stream flows •Springs •Flows from riparian habitats and wetlands Ground water •Uncontaminated rising ground water •Uncontaminated ground water •Foundation drains •Water from crawl space pumps •Footing drains Potable water •Irrigation water •Landscape irrigation •Lawn watering •Dechlorinated backwash and draining associated with swimming pools •Fire fighting emergency activities •Single residential car washing