Saturday, May 21, 2022
State Issues Cyanobacteria Bloom Advisory for Arlington Mill Pond/Reservoir in Salem, NH
News from the New Hampshire Department of Environmental Services FOR IMMEDIATE RELEASE DATE: 05/20/22 CONTACT: Kate Hastings (603) 848-8094; HAB@des.nh.gov des.nh.gov twitter.com/NHDES twitter.com/NHDES_Beaches State Issues Cyanobacteria Bloom Advisory for Arlington Mill Pond/Reservoir in Salem, NH Concord, NH- A cyanobacteria bloom has been observed on Arlington Mill Pond. Widespread and dense surface accumulations are present in all coves, and at all observed beaches. Samples were collected on 5/20/20 and cyanobacteria (Dolichospermum) were observed in concentrations up to 300,000 cells/mL in areas of highest observed accumulations. Advisories are issued when cyanobacterial cell concentrations exceed 70,000 cells/ml. As a result, NHDES has issued a cyanobacteria bloom advisory for those who use the waterbody for recreation. The advisory is not based on a toxin evaluation and is intended as a precautionary measure for short term exposure.