National Pollution Discharge Elinination Systems (NPDES)
Stormwater Pollution Prevention (P2) Information
Unlike the sewer system, which carries wastewater from your home to treatment plants, the storm drain system in Chino releases untreated water into flood control channels, creeks, and rivers. Therefore, anything that gets thrown, swept or poured into the street, gutter or a catch basin will lead into our local waterways. This includes:
Storm water pollution from urban runoff is a public health risk and an environmental threat to the quality of our local waterways. For additional information on stormwater pollution prevention, please contact the Public Works Department, Water & Environmental Section at (909) 464-0781 or visit the following websites containing stormwater pollution prevention information. These pages will open in a new window.
San Bernardino County Stormwater Program
Stormwater Best Management Practices (BMP) Handbook
Santa Ana Regional Water Quality Control Board
To report illegal dumping into the City of Chino’s streets or storm drains and to report clogged storm drains, please call: (909) 591-9824 (7:00 am to 6:00 pm, Monday through Friday, excluding holidays) and (909) 628-1234 all other hours.
The San Bernardino County Water Quality Management Plan (WQMP) Guidance for New Development and Redevelopment Projects (Approved by the Regional Board on April 30, 2004, updated June 9, 2005) can be found at the Santa Ana Regional Water Quality Control Board website: