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Welcome! New Hampshire Department of Environmental Services

Investigation into the presence of Per- and Polyfluoroalkyl Substances (PFASs) in New Hampshire

		NHDES News		more news...

	January 15, 2019
	Stone Wall Mapping Project Uses New Technology to Honor The Past

	January 4, 2019
	NHDES Recommends Lower Arsenic Level

	January 2, 2019
	NHDES Proposes New PFAS Drinking Water Standards

	December 20, 2018
	NHDES and NH HSEM Reminds Granite Staters About Ice Jams

	December 14, 2018
	Winnipesaukee River Basin Program Wins Waste Water Plant of the Year Award (POTY) Award

	December 13, 2018
	NHDES Awards $4.2 Million in Wetlands Protection Grants

	November 26, 2018
	Drinking Water Project Ribbon Cutting Ceremony

	November 14, 2018
	Drinking Water Project Ribbon Cutting Ceremony

	October 17, 2018
	State REMOVES Cyanobacteria Warning for White Oak Pond and Pipers Cove of Squam Lake in Holderness, New Hampshire

	October 3, 2018
	NHDES to Hold Stakeholder and Technical Work Sessions Setting Public Drinking Water and Groundwater Standards for PFOA, PFOS, PFNA, & PFHxS

	October 1, 2018
	NHDES Notifies Saint-Gobain Performance Plastics to Install Controls on Air Emissions

	September 26, 2018
	Public Information Meeting NHDES to Provide Update on Southern New Hampshire PFAS Investigation

	September 25, 2018
	New Shellfish Harvest Closures in Little Bay and the Bellamy River from October 2018 through March 2019

	September 24, 2018
	Merrimack River Dye Test Tuesday, September 25

	September 17, 2018
	State Announces Its 2018 Fall Drawdown of Lakes

		What's New

2018 Clean Diesel Grant

Drought Management

NH Drinking Water and Groundwater Trust Fund website

State of New Hampshire Air Quality - 2017: Air Pollution Trends, Effects and Regulation

State of New Hampshire Air Quality - 2017: Executive Edition

Volkswagen Settlement

Environmental News Newsletter

New Hampshire's Environmental Dashboard

		Hot Topics

Draft 401 Water Quality Certification for commercial development in Seabrook available for Public Comment

Final Phosphorous TMDL for Phillips Pond in Sandown

EPA's Review of the Final Phosphorous TMDL Report for Phillips Pond in Sandown NH

EPA's Approval Letter for the Final Phosphorous TMDL Report for Phillips Pond in Sandown, NH

Alert! Obtaining Emergency Authorization to Repair/ Replace Damaged Culverts

New Hampshire National Pollutant Discharge Elimination System Study Commission

Approved 401 Water Quality Certification for NHDOT Route 16 Improvements in Dummer

Wetlands Bureau Rulemaking and Process Improvement Effort

Great Bay Estuary

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