One of the Department of Environmental Services’ lead scientists is cautioning that an expensive chemical treatment is not a ...

NHDES staff Paige Wilson, Michael Nork and intern Alison Kaiser visited Casella’s Allenstown Transfer Station to observe ...

in case there were any fluids that leaked into the river. NHDES was contacted and going Saturday morning, authorities said.

NHDES does not take samples at every beach — some are tested by towns, other government agencies or by the owners of private beaches. No beach is sampled every day. E. coli is used as the indicator ...

When there is a warning, NHDES advises lake users to avoid contact with the water in the vicinity of a bloom. Pets and livestock should also be kept out of the water. When NHDES issues a warning, ...

The NHDES public dashboard, the "Healthy Swimming Mapper," noted the several advisories, as well as others in other bodies of water throughout the state. “Enterococci are typically not ...