Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 03:51, Sep 26
Live most polluted city ranking
Real-time New Hampshire most polluted city ranking
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- Peterborough38
- Rye37
- Portsmouth35
- Franconia34
- Keene32
- Laconia30
- Londonderry30
- Effingham28
- New Hampton28
- Pembroke27
- Center Harbor25
- Bethlehem24
- Meredith24
- Campton23
- Manchester23
- Barnstead22
- Dover22
- Gilford22
- Troy21
- Sutton20
- Alstead19
- Hillsborough19
- Nashua19
- Sandwich19
- Bow18
- Newton18
- Pittsburg18
- Woodstock18
- Canterbury17
- Hanover17
- Hooksett17
- Randolph17
- Berlin16
- Chesterfield16
- Colebrook16
- Dummer16
- Gorham16
- Greens16
- Groveton16
- Jefferson16
- Lancaster16
- Milan16
- Pelham16
- Stratford16
- Whitefield16
- Brookline15
- Littleton15
- Alton14
- Ashland14
- Belknap14
- Carroll14
- Freedom14
- Haverhill14
- Holderness14
- Madison14
- Moultonborough14
- North Conway14
- Ossipee14
- Plymouth14
- Rumney14
- Tamworth14
- Thornton14
- Tuftonboro14
- Wolfeboro14
- Woodsville14
- Alexandria13
- Andover13
- Belmont13
- Boscawen13
- Bristol13
- Chichester13
- Concord13
- Conway13
- Danbury13
- Enfield13
- Franklin13
- Gilmanton13
- Grafton County13
- Hill13
- Loudon13
- Lyme13
- Northfield13
- Salisbury13
- Springfield13
- Tilton13
- Tilton Northfield13
- Wakefield13
- Webster13
- Wilmot13
- Blodgett Landing12
- Bradford12
- Claremont12
- Contoocook12
- Deering12
- Dunbarton12
- Grantham12
- Hampton Falls12
- Henniker12
- Hopkinton12
- Lebanon12
- Lempster12
- New London12
- Newbury12
- Newport12
- Pittsfield12
- Sullivan12
- Warner12
- Weare12
- Allenstown11
- Antrim11
- Bennington11
- Charlestown11
- Cheshire11
- Dublin11
- Epsom11
- Fitzwilliam11
- Francestown11
- Goffstown11
- Harrisville11
- Hinsdale11
- Jaffrey11
- Klondike Corner11
- Lyndeborough11
- Marlborough11
- New Boston11
- Pinardville11
- Rindge11
- Suncook11
- Swanzey11
- Temple11
- Walpole11
- West Swanzey11
- Wilton11
- Winchester11
- Exeter10
- Farmington10
- Greenville10
- Lincoln10
- Mason10
- Milford10
- Milton10
- New Ipswich10
- Northwood10
- South Hooksett10
- Warren10
- Auburn9
- Candia9
- Chester9
- Derry9
- East Merrimack9
- Hollis9
- Hudson9
- Litchfield9
- Merrimack9
- Nottingham9
- Raymond9
- Rochester9
- Strafford9
- Windham9
- Fremont8
- Sandown8
- Atkinson7
- Danville7
- Epping7
- Hampstead7
- Lee7
- Madbury7
- Rockingham7
- Somersworth7
- Brentwood6
- Durham6
- East Kingston6
- Hampton6
- Hampton Beach6
- Kensington6
- Kingston6
- New Castle6
- Newfields6
- Newmarket6
- North Hampton6
- Plaistow6
- Rollinsford6
- Seabrook6
- Stratham6
- Northumberland5
- Amherst3
