Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 01:53, Sep 25
Live most polluted city ranking
Real-time New Hampshire most polluted city ranking
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- Peterborough32
- Effingham28
- Hampton Falls26
- Hooksett26
- Portsmouth23
- Bethlehem22
- Barnstead21
- Laconia21
- Meredith21
- Dover19
- Gilford19
- Londonderry19
- Center Harbor18
- Franconia18
- New Hampton18
- Newton18
- Chesterfield17
- Keene16
- Nashua16
- Rye16
- Pelham14
- Manchester13
- Pembroke13
- Pittsburg13
- Sutton13
- Troy13
- Brookline12
- Colebrook12
- Groveton12
- Haverhill12
- Jefferson12
- Lancaster12
- Littleton12
- Stratford12
- Whitefield12
- Woodstock12
- Woodsville12
- Berlin11
- Conway11
- Dummer11
- Gorham11
- Greens11
- Hanover11
- Hillsborough11
- Lincoln11
- Lyme11
- Milan11
- Randolph11
- Rumney11
- Thornton11
- Warren11
- Grafton County10
- Hampton Beach10
- North Conway10
- Sandwich10
- Seabrook10
- Alexandria9
- Alton9
- Ashland9
- Belknap9
- Belmont9
- Bristol9
- Canterbury9
- Carroll9
- Durham9
- Exeter9
- Farmington9
- Freedom9
- Gilmanton9
- Hampton9
- Holderness9
- Kensington9
- Lebanon9
- Madbury9
- Madison9
- Milton9
- Moultonborough9
- New Castle9
- Newfields9
- Newmarket9
- North Hampton9
- Ossipee9
- Plymouth9
- Rochester9
- Rollinsford9
- Somersworth9
- Strafford9
- Stratham9
- Tamworth9
- Tilton9
- Tuftonboro9
- Wakefield9
- Wolfeboro9
- Barrington8
- Danbury8
- East Kingston8
- Enfield8
- Franklin8
- Hill8
- Lee8
- Loudon8
- Northfield8
- Pittsfield8
- Plaistow8
- Tilton Northfield8
- Allenstown7
- Alstead7
- Andover7
- Antrim7
- Atkinson7
- Auburn7
- Bennington7
- Blodgett Landing7
- Boscawen7
- Bow7
- Bradford7
- Brentwood7
- Candia7
- Charlestown7
- Cheshire7
- Chester7
- Chichester7
- Claremont7
- Concord7
- Contoocook7
- Danville7
- Deering7
- Derry7
- Dublin7
- Dunbarton7
- East Merrimack7
- Epping7
- Epsom7
- Fitzwilliam7
- Francestown7
- Fremont7
- Goffstown7
- Grantham7
- Greenville7
- Hampstead7
- Harrisville7
- Henniker7
- Hinsdale7
- Hollis7
- Hopkinton7
- Hudson7
- Jaffrey7
- Kingston7
- Klondike Corner7
- Lempster7
- Litchfield7
- Lyndeborough7
- Marlborough7
- Mason7
- Merrimack7
- Milford7
- New Boston7
- New Ipswich7
- New London7
- Newbury7
- Newport7
- Northwood7
- Nottingham7
- Pinardville7
- Raymond7
- Rindge7
- Rockingham7
- Salem7
- Salisbury7
- Sandown7
- South Hooksett7
- Springfield7
- Sullivan7
- Suncook7
- Swanzey7
- Temple7
- Walpole7
- Warner7
- Weare7
- Webster7
- West Swanzey7
- Wilmot7
- Wilton7
- Winchester7
- Windham7
- Northumberland3
- Amherst2
