New Hampshire Environment - General regulations & environmental compliance analysis

New Hampshire Environment - General: What you need to know

Overview of New Hampshire's Environmental Rules


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In New Hampshire, the New Hampshire Department of Environmental Services (DES) is the counterpart to the U.S. Environmental Protection Agency (EPA). DES is responsible for protecting New Hampshire's land, water, and air from pollution. EPA has delegated authority to New Hampshire to administer permit programs for air emissions, underground storage tanks, and hazardous waste management. EPA retains the authority to administer federal water discharge and stormwater programs, but the state requires additional permits to discharge effluent to the waters of the state. The federal Occupational Safety and Health Administration (OSHA) administers workplace safety rules in New Hampshire, and the state administers workplace safety rules in the public sector (state and municipal employers).


New Hampshire's air program is shaped by its state implementation plan (SIP), which details basic strategies for implementation, maintenance, and enforcement of the National Ambient Air Quality Standards. As mandated by the federal Clean Air Act (CAA), each state must adopt and submit a SIP to the EPA for approval. New Hampshire's SIP was officially submitted to EPA in January 1972 and is frequently amended to comply with the 1990 CAA amendments. The SIP focuses on permitting, nonattainment areas, hazardous air pollutants, and numerous other air-related programs.

DES's Air Resources Division is responsible for administering and enforcing New Hampshire's air pollution rules.


New Hampshire does not have authority from EPA to administer the National Pollutant Discharge Elimination System (NPDES) permit program for wastewater discharges. The ...

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