Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 06:10, Oct 01
Live most polluted city ranking
Real-time New Hampshire most polluted city ranking
Wildfires in New Hampshire
Real-time information
Active fires
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Which is the most polluted city in New Hampshire?
- Hampton66
- Hampton Beach66
- New Castle66
- North Hampton66
- Rye66
- Seabrook66
- Stratham65
- Kensington64
- East Kingston63
- Durham62
- Newfields62
- Newmarket62
- Plaistow61
- Rollinsford61
- Kingston60
- Atkinson59
- Brentwood59
- Danville59
- Lee59
- Madbury59
- Somersworth59
- Alexandria58
- Allenstown58
- Andover58
- Antrim58
- Auburn58
- Belmont58
- Bennington58
- Blodgett Landing58
- Boscawen58
- Bradford58
- Bristol58
- Candia58
- Charlestown58
- Cheshire58
- Chester58
- Chichester58
- Claremont58
- Concord58
- Contoocook58
- Danbury58
- Deering58
- Derry58
- Dublin58
- Dunbarton58
- East Merrimack58
- Enfield58
- Epping58
- Epsom58
- Fitzwilliam58
- Francestown58
- Franklin58
- Fremont58
- Gilmanton58
- Goffstown58
- Grantham58
- Greenville58
- Hampstead58
- Harrisville58
- Henniker58
- Hill58
- Hinsdale58
- Hollis58
- Hopkinton58
- Hudson58
- Jaffrey58
- Klondike Corner58
- Lebanon58
- Lempster58
- Litchfield58
- Loudon58
- Lyme58
- Lyndeborough58
- Marlborough58
- Mason58
- Merrimack58
- Milford58
- New Boston58
- New Ipswich58
- New London58
- Newbury58
- Newport58
- Northfield58
- Northwood58
- Nottingham58
- Pinardville58
- Pittsfield58
- Raymond58
- Rindge58
- Rochester58
- Rockingham58
- Salisbury58
- Sandown58
- South Hooksett58
- Springfield58
- Strafford58
- Sullivan58
- Suncook58
- Swanzey58
- Temple58
- Tilton58
- Tilton Northfield58
- Troy58
- Walpole58
- Warner58
- Weare58
- Webster58
- West Swanzey58
- Wilmot58
- Wilton58
- Winchester58
- Windham58
- Alton57
- Ashland57
- Belknap57
- Farmington57
- Holderness57
- Lincoln57
- Milton57
- Plymouth57
- Rumney57
- Tuftonboro57
- Warren57
- Exeter56
- Moultonborough56
- Wakefield56
- Wolfeboro56
- Carroll55
- Freedom55
- Haverhill55
- Madison55
- Ossipee55
- Sandwich55
- Tamworth55
- Thornton55
- Woodsville55
- Littleton53
- North Conway53
- Greens52
- Jefferson52
- Lancaster52
- Whitefield52
- Berlin51
- Gorham51
- Groveton51
- Stratford51
- Milan48
- Colebrook47
- Dummer46
- Hooksett33
- Portsmouth33
- Effingham32
- Dover23
- Newton23
- Pelham21
- Chesterfield18
- Keene18
- Nashua18
- Pembroke18
- Peterborough18
- Laconia16
- Londonderry15
- Hillsborough14
- Manchester14
- New Hampton14
- Pittsburg14
- Sutton14
- Brookline12
- Barnstead11
- Franconia11
- Gilford11
- Hanover10
- Meredith10
- Bethlehem9
- Bow9
- Center Harbor9
- Grafton County9
- Salem9
- Alstead8
- Canterbury8
- Campton7
- Hampton Falls7
- Amherst4
- Barrington3
- Conway3
- Woodstock3
- Randolph2
- Northumberland1
