[an error occurred while processing this directive] My Water Quality - Safe to Swim

This interactive map provides access to trends in closures, postings, and bacterial indicators for San Francisco water bodies.

View Trends in Swimming Safety Monitoring and Assessment Data

  • Click on a site or;
  • Select from this pop-up menu below:
  • To view county-wide, statewide, or national trend information, use the Browse by Geography links on the left.

Freshwater Lakes and Streams

Lake and stream information is not currently available electronically for the City and County of San Francisco. Contact your local park or concessionaire for information.

 

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