Welcome to the State Water Resources Control Board Welcome to the California Environmental Protection Agency

Welcome to the Interactive SSO Report!

SSOs and private lateral sewage discharges contained in the State Water Resources Control Board’s SSO database can be searched by using any of the criteria below.  The search criteria relate to the reporting Enrollee, location, and time of sewage discharge events for which the user wishes to search.  Please see the   Glossary of Terms for explanations of the search criteria.

Search Tip: Exact agency or sanitary sewer name may not match spelling in CIWQS. If you have trouble finding the record you want, try a broader search by city, county, or region.

Enter SSO Event ID:

Enter a sanitary sewer system agency name:

Enter a sanitary sewer system name:

Enter WDID:

Select a county/counties from the dropdown:

Select region(s) from the dropdown:

Select Sewage Discharge Types

Enter a start date:
Enter a end date: