Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 03:50, 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?
- Effingham26
- Portsmouth26
- Hooksett24
- Peterborough21
- Exeter19
- Barrington17
- Laconia17
- Rye17
- Warren17
- Lincoln16
- Londonderry16
- Nashua16
- Concord15
- Woodstock14
- Charlestown12
- Claremont12
- Hudson12
- Lebanon12
- Pelham12
- Alstead11
- Antrim11
- Atkinson11
- Auburn11
- Bennington11
- Blodgett Landing11
- Bow11
- Bradford11
- Candia11
- Cheshire11
- Chester11
- Danville11
- Deering11
- Derry11
- Dublin11
- Dunbarton11
- East Merrimack11
- Enfield11
- Fitzwilliam11
- Francestown11
- Goffstown11
- Grantham11
- Greenville11
- Hampstead11
- Harrisville11
- Henniker11
- Hinsdale11
- Hollis11
- Hopkinton11
- Jaffrey11
- Klondike Corner11
- Lempster11
- Litchfield11
- Lyme11
- Lyndeborough11
- Manchester11
- Marlborough11
- Mason11
- Merrimack11
- Milford11
- New Boston11
- New Ipswich11
- New London11
- Newbury11
- Newport11
- Pinardville11
- Plaistow11
- Raymond11
- Rindge11
- Sandown11
- South Hooksett11
- Springfield11
- Sullivan11
- Swanzey11
- Temple11
- Troy11
- Walpole11
- Weare11
- West Swanzey11
- Wilton11
- Winchester11
- Windham11
- Allenstown10
- Contoocook10
- Fremont10
- Keene10
- Kingston10
- Rockingham10
- Suncook10
- Warner10
- Wilmot10
- Woodsville10
- Alexandria9
- Andover9
- Barnstead9
- Belmont9
- Boscawen9
- Brentwood9
- Bristol9
- Canterbury9
- Chichester9
- Danbury9
- East Kingston9
- Epping9
- Epsom9
- Franklin9
- Gilmanton9
- Hampton Falls9
- Haverhill9
- Hill9
- Kensington9
- Lee9
- Loudon9
- Newfields9
- Northfield9
- Northwood9
- Nottingham9
- Pittsfield9
- Plymouth9
- Salisbury9
- Seabrook9
- Stratham9
- Tilton9
- Tilton Northfield9
- Webster9
- Alton8
- Ashland8
- Belknap8
- Colebrook8
- Durham8
- Farmington8
- Gilford8
- Groveton8
- Hampton8
- Hampton Beach8
- Holderness8
- Jefferson8
- Lancaster8
- Littleton8
- Madbury8
- Moultonborough8
- Newmarket8
- North Hampton8
- Northumberland8
- Rumney8
- Strafford8
- Stratford8
- Thornton8
- Tuftonboro8
- Whitefield8
- Carroll7
- Freedom7
- Madison7
- Milton7
- New Castle7
- North Conway7
- Ossipee7
- Rochester7
- Rollinsford7
- Somersworth7
- Tamworth7
- Wakefield7
- Wolfeboro7
- Berlin6
- Dummer6
- Gorham6
- Greens6
- Milan6
- Randolph6
- Sutton6
- Bethlehem5
- Grafton County5
- Chesterfield3
- Center Harbor2
- Franconia2
- New Hampton2
- Pembroke2
- Brookline1
- Conway1
- Dover1
- Hanover1
- Hillsborough1
- Sandwich1
- Amherst0
- Campton0
- Meredith0
- Pittsburg0
- Salem0
