34
Fair

Charles River 484S (Greendale Ave/Lyons St. Bridge (Dedham Medical Centre), Dedham/Needham)

021, MA

Water Quality

Updated Dec 8
Escherichia coli (E. coli) Bacteria171.0 MPN/100mL

Common fecal coliform bacteria indicating possible sewage contamination. EPA recreational limit: <126 MPN/100mL.

Water Temperature0.2 °C

Water temperature directly affects fish metabolism and activity. Optimal range varies by species.

Water Temperature0.2 °C

Water temperature directly affects fish metabolism and activity. Optimal range varies by species.

Escherichia coli (E. coli) Bacteria171.0 MPN/100mL

Common fecal coliform bacteria indicating possible sewage contamination. EPA recreational limit: <126 MPN/100mL.

Score Breakdown

recency/
coverage/
parameters present/