New Hampshire Department of Environmental Services

New Hampshire’s participation in a regional agreement to limit pollutants that create ozone relies on having a vehicle inspection program. The state needs federal approval to leave that agreement and avoid federal repercussions for eliminating inspections.

Lawmakers from southern New Hampshire want to give the state more control over commercial wells run by water companies. The move comes after the town of…

New Hampshire's strict new limits on PFAS chemicals have been in effect for more than a month now. Officials say the regulations are based on sound…

The New Hampshire Department of Environmental Services is conducting its most extensive sampling of private wells in the state's history.Over the next…