Combined Sewer System Contacts

DC WASA wants to answer your questions about Combined Sewer Overflows (CSOs) and our efforts to continually keep our water supply safe and clean. If you have questions, please use the contact information below.

  • For questions about CSOs, please call Ron Bizzarri, DC WASA CSO Program Manager at 202-787-2014 or send an email to .
  • In February 2007, management of the District's stormwater permit was transferred to the District Department of the Environment (DDOE). For more information, please visit DDOE's website or call DDOE at 202-535-2600.
  • For all other matters, please contact DC WASA at 202-787-2000 or click here for additional DC WASA contact information.

Public Information Depositories

DC WASA maintains copies of public information for review at the following public libraries in the District:

Martin Luther King, Jr. Library
901 G St. NW Washington, DC
 Capitol View Library
5001 Central Ave. SE Washington, DC
Mount Pleasant Library
3160 16th St. NW Washington, DC
 Northeast Library
330 7th St. NE Washington, DC
Southeast Library
403 7th St. SE Washington, DC
 Shepherd Park Library
7420 Georgia Ave. NW Washington, DC
Tenley-Friendship Library
4200 Wisconsin Ave. NW Washington, DC
 Washington Highlands Library
115 Atlantic Street SW Washington, DC
Woodridge Library
1801 Rhode Island Avenue, NEWashington, DC
  

Additional Information

For additional information on environmental issues in Washington, D.C., we suggest you visit the following sites: