🧫 Beach Total Coliform Level in 2026?

Last updated on April 2, 2026

How have 🧫 beach total coliform level changed in San Francisco in 2026?

Last Year

MPN/100mL

→

This Year

MPN/100mL

Average total coliform bacteria count (MPN/100mL) across San Francisco beach monitoring sites.

This data comes from Beach Water Quality Monitoring, a public dataset maintained by San Francisco on the city's open data portal.

From July 27, 2020 to February 18, 2026
Last checked Apr 2, 2026