Environment ❯ Water Quality ❯ Pollution

Bacteria Levels

E. coli Impact on Sports Infrastructure Improvements Seine River Sanitary Guidelines E. coli Standards Weather Impact E. Coli Fecal Contamination River Seine

Suburban Chicago Beaches Closed After Tests Find Elevated E. coli Levels

Routine monitoring enforces a 100/ml E. coli threshold that requires officials to post swim closures to protect public health.

Heal the Bay Names Playa Blanca California's Most Polluted Beach

Paralympic Triathlons Postponed Due to Seine Water Quality Concerns

Seine Water Quality Prompts Schedule Change for Paralympic Triathlon

Olympic Marathon Swimming in Seine Faces Safety Scrutiny

Paris Olympic Open Water Swim Training Halted Due to Seine Pollution

Paris Olympics Faces Challenges with Seine Water Quality