Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 17:59, Oct 07
Live most polluted city ranking
Real-time New Hampshire most polluted city ranking
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- Londonderry37
- Peterborough36
- Portsmouth36
- Woodstock30
- Newton24
- Franconia23
- Canterbury21
- Sutton21
- Warren21
- Campton20
- Center Harbor20
- Exeter20
- Gilford20
- Hampton Falls20
- Keene20
- Manchester20
- New Hampton20
- Pembroke20
- Barnstead19
- Barrington19
- Bethlehem19
- Grafton County19
- Nashua19
- Bow18
- Brookline18
- Chesterfield18
- Hanover18
- Lincoln18
- Pelham18
- Salem18
- Pittsburg17
- Troy17
- Alstead16
- Conway16
- Meredith16
- Sandwich16
- Hampton Beach14
- Northumberland14
- Hampton13
- Laconia13
- New Castle13
- North Hampton13
- Rye13
- Seabrook13
- Plaistow12
- Atkinson11
- Dover11
- East Kingston11
- Fitzwilliam11
- Hillsborough11
- Hinsdale11
- Hudson11
- Kensington11
- Kingston11
- Stratham11
- Winchester11
- Charlestown10
- Cheshire10
- Claremont10
- Danville10
- Dublin10
- Greenville10
- Hampstead10
- Harrisville10
- Hollis10
- Jaffrey10
- Lyndeborough10
- Marlborough10
- Mason10
- Milford10
- New Ipswich10
- Rindge10
- Swanzey10
- Temple10
- Walpole10
- West Swanzey10
- Wilton10
- Alexandria9
- Allenstown9
- Alton9
- Andover9
- Antrim9
- Ashland9
- Auburn9
- Belknap9
- Belmont9
- Bennington9
- Berlin9
- Blodgett Landing9
- Boscawen9
- Bradford9
- Brentwood9
- Bristol9
- Candia9
- Carroll9
- Chester9
- Chichester9
- Colebrook9
- Concord9
- Contoocook9
- Danbury9
- Deering9
- Derry9
- Dummer9
- Dunbarton9
- Durham9
- East Merrimack9
- Enfield9
- Epping9
- Epsom9
- Farmington9
- Francestown9
- Franklin9
- Freedom9
- Fremont9
- Gilmanton9
- Goffstown9
- Gorham9
- Grantham9
- Greens9
- Groveton9
- Haverhill9
- Henniker9
- Hill9
- Holderness9
- Hopkinton9
- Jefferson9
- Klondike Corner9
- Lancaster9
- Lebanon9
- Lee9
- Lempster9
- Litchfield9
- Littleton9
- Loudon9
- Lyme9
- Madbury9
- Madison9
- Merrimack9
- Milan9
- Milton9
- Moultonborough9
- New Boston9
- New London9
- Newbury9
- Newfields9
- Newmarket9
- Newport9
- North Conway9
- Northfield9
- Northwood9
- Nottingham9
- Ossipee9
- Pinardville9
- Pittsfield9
- Plymouth9
- Raymond9
- Rochester9
- Rockingham9
- Rollinsford9
- Rumney9
- Salisbury9
- Sandown9
- Somersworth9
- South Hooksett9
- Springfield9
- Strafford9
- Stratford9
- Sullivan9
- Suncook9
- Tamworth9
- Thornton9
- Tilton9
- Tilton Northfield9
- Tuftonboro9
- Wakefield9
- Warner9
- Weare9
- Webster9
- Whitefield9
- Wilmot9
- Windham9
- Wolfeboro9
- Woodsville9
- Effingham6
- Amherst0
- Hooksett0
