Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 16:23, Sep 28
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?
- Peterborough29
- Woodstock28
- Portsmouth27
- Rye27
- Nashua26
- Effingham24
- Hooksett24
- Greens23
- Concord22
- Haverhill13
- Lyme13
- Woodsville13
- Lebanon12
- Littleton12
- Claremont11
- Colebrook11
- Enfield11
- Stratford11
- Charlestown10
- Grantham10
- Groveton10
- Newport10
- Sullivan10
- Alexandria9
- Ashland9
- Berlin9
- Blodgett Landing9
- Bristol9
- Campton9
- Carroll9
- Danbury9
- Dummer9
- Freedom9
- Gorham9
- Hinsdale9
- Holderness9
- Jefferson9
- Lancaster9
- Lempster9
- Lincoln9
- Madison9
- Milan9
- New London9
- Newbury9
- North Conway9
- Plymouth9
- Randolph9
- Rumney9
- Sandwich9
- Springfield9
- Tamworth9
- Thornton9
- Walpole9
- Warren9
- Whitefield9
- Wilmot9
- Alstead8
- Alton8
- Andover8
- Barnstead8
- Belknap8
- Belmont8
- Boscawen8
- Bradford8
- Canterbury8
- Chichester8
- Contoocook8
- Exeter8
- Farmington8
- Franklin8
- Gilmanton8
- Hill8
- Hopkinton8
- Loudon8
- Meredith8
- Milton8
- Moultonborough8
- Northfield8
- Ossipee8
- Pittsfield8
- Salisbury8
- Tilton8
- Tilton Northfield8
- Tuftonboro8
- Wakefield8
- Warner8
- Webster8
- Wolfeboro8
- Allenstown7
- Amherst7
- Antrim7
- Atkinson7
- Auburn7
- Bennington7
- Bow7
- Brookline7
- Candia7
- Cheshire7
- Chester7
- Deering7
- Derry7
- Dublin7
- Dunbarton7
- East Merrimack7
- Epping7
- Epsom7
- Fitzwilliam7
- Francestown7
- Fremont7
- Goffstown7
- Greenville7
- Hampstead7
- Harrisville7
- Henniker7
- Hollis7
- Hudson7
- Jaffrey7
- Klondike Corner7
- Litchfield7
- Lyndeborough7
- Madbury7
- Manchester7
- Marlborough7
- Mason7
- Merrimack7
- Milford7
- New Boston7
- New Ipswich7
- Northwood7
- Nottingham7
- Pelham7
- Pinardville7
- Raymond7
- Rindge7
- Rochester7
- Rollinsford7
- Sandown7
- Somersworth7
- South Hooksett7
- Strafford7
- Suncook7
- Swanzey7
- Temple7
- Troy7
- Weare7
- West Swanzey7
- Wilton7
- Winchester7
- Windham7
- Bethlehem6
- Brentwood6
- Danville6
- Durham6
- East Kingston6
- Hampton6
- Hampton Beach6
- Hampton Falls6
- Kensington6
- Kingston6
- Lee6
- New Castle6
- New Hampton6
- Newfields6
- Newmarket6
- North Hampton6
- Plaistow6
- Rockingham6
- Seabrook6
- Stratham6
- Sutton6
- Franconia5
- Grafton County5
- Keene4
- Chesterfield3
- Center Harbor2
- Conway2
- Gilford2
- Hanover2
- Pembroke2
- Pittsburg2
- Barrington1
- Dover1
- Hillsborough1
- Northumberland1
- Salem1
- Laconia0
- Londonderry0
