Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 01:47, Sep 29
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?
- Effingham24
- Hooksett24
- Portsmouth24
- Peterborough21
- Laconia19
- Londonderry18
- Nashua16
- Exeter15
- Lincoln15
- Warren15
- Keene14
- Woodstock14
- Hollis11
- Hudson11
- Pelham11
- Windham11
- Atkinson10
- Derry10
- East Merrimack10
- Litchfield10
- Mason10
- Merrimack10
- Milford10
- Plaistow10
- Auburn9
- Brentwood9
- Candia9
- Chester9
- Danville9
- East Kingston9
- Epping9
- Fitzwilliam9
- Fremont9
- Goffstown9
- Greenville9
- Hampstead9
- Hampton Beach9
- Hampton Falls9
- Jaffrey9
- Kensington9
- Kingston9
- Klondike Corner9
- Lyndeborough9
- Manchester9
- New Boston9
- New Ipswich9
- Pinardville9
- Raymond9
- Rindge9
- Rockingham9
- Sandown9
- Seabrook9
- South Hooksett9
- Temple9
- Wilton9
- Alexandria8
- Allenstown8
- Alstead8
- Alton8
- Andover8
- Antrim8
- Ashland8
- Barnstead8
- Belknap8
- Belmont8
- Bennington8
- Bethlehem8
- Blodgett Landing8
- Boscawen8
- Bow8
- Bradford8
- Bristol8
- Canterbury8
- Charlestown8
- Cheshire8
- Chichester8
- Claremont8
- Concord8
- Contoocook8
- Danbury8
- Deering8
- Dublin8
- Dunbarton8
- Durham8
- Enfield8
- Epsom8
- Farmington8
- Francestown8
- Franklin8
- Freedom8
- Gilford8
- Gilmanton8
- Grantham8
- Hampton8
- Harrisville8
- Haverhill8
- Henniker8
- Hill8
- Hinsdale8
- Hopkinton8
- Lebanon8
- Lee8
- Lempster8
- Loudon8
- Lyme8
- Madbury8
- Marlborough8
- Milton8
- Moultonborough8
- New Castle8
- New London8
- Newbury8
- Newfields8
- Newmarket8
- Newport8
- North Hampton8
- Northfield8
- Northwood8
- Nottingham8
- Ossipee8
- Pittsfield8
- Plymouth8
- Rochester8
- Rollinsford8
- Rumney8
- Rye8
- Salisbury8
- Somersworth8
- Springfield8
- Strafford8
- Stratham8
- Sullivan8
- Suncook8
- Swanzey8
- Tilton8
- Tilton Northfield8
- Troy8
- Tuftonboro8
- Wakefield8
- Walpole8
- Warner8
- Weare8
- Webster8
- West Swanzey8
- Wilmot8
- Winchester8
- Wolfeboro8
- Woodsville8
- Carroll7
- Holderness7
- Littleton7
- Madison7
- North Conway7
- Sutton7
- Tamworth7
- Thornton7
- Whitefield7
- Berlin6
- Colebrook6
- Dummer6
- Gorham6
- Greens6
- Groveton6
- Jefferson6
- Lancaster6
- Milan6
- Northumberland6
- Randolph6
- Stratford6
- Grafton County5
- Chesterfield4
- Barrington3
- Franconia3
- Hillsborough3
- New Hampton2
- Pembroke2
- Pittsburg2
- Brookline1
- Center Harbor1
- Conway1
- Hanover1
- Meredith1
- Sandwich1
- Amherst0
- Campton0
- Dover0
- Salem0
