NHDES Salt Reduction Webpage


NHDES Salt Management System


NHDES Fact Sheets

Road Salt & Water Quality

Storage and Management of Deicing Materials

Snow Disposal Guidelines

Sodium Chloride in Drinking Water

NH Groundwater Protection Act RSA 486-C

Best Management Practices (BMPs) for Groundwater Protection

Wastewater Discharges from Vehicle Washing

Groundwater Rights & Groundwater Protection Act


New Hampshire Salt Reduction BMP Development

These Best Management Practices (BMP) have been assembled as the result of a multi-year survey of the best and most applicable technology for New Hampshire Snow & Ice Management Professions. These documents have been reviewed by NHDES, NHDOT, FHWA, EPA and several New Hampshire communities including: Derry, Salem, Londonderry, and Windham. Please feel free to reproduce and distribute these BMPs and provide the center with any feedback you feel relevent.

NH Parking Lot Application Rates

NH Road (Lane Mile) Application Rates


Brine Making

Calibration - Hydraulic Spreaders

Calibration - Pony Motors

How Salt Works


Good Housekeeping