The following beaches have been closed until further notice due to 2 separate samples, collected on June 16 and June 18, 2025, that have exceeded the upper value of the density of bacteria as outlined by NYSSC 6-2.15 (c)(1)(iii) 104 enterococci per 100ml of marine water.
- Hudson Park East Beach New Rochelle
- Harbor Island Beach Mamaroneck
The following beaches must remain closed until further notice due to the continued presence of a Harmful Algae Bloom in the swim areas.
- Mohegan Colony Association Mohegan Lake
- Mohegan Beach Park District Mohegan Lake