Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 00:16, Sep 30
Live most polluted city ranking
Real-time New Hampshire most polluted city ranking
Wildfires in New Hampshire
Real-time information
Active fires
--
Learn more about global air quality
Which is the most polluted city in New Hampshire?
- Antrim52
- Bennington52
- Blodgett Landing52
- Bradford52
- Charlestown52
- Cheshire52
- Claremont52
- Dublin52
- Enfield52
- Fitzwilliam52
- Grantham52
- Harrisville52
- Hinsdale52
- Jaffrey52
- Lebanon52
- Lempster52
- Lyme52
- Marlborough52
- New London52
- Newbury52
- Newport52
- Rindge52
- Springfield52
- Sullivan52
- Swanzey52
- Walpole52
- West Swanzey52
- Winchester52
- Alexandria51
- Andover51
- Boscawen51
- Contoocook51
- Danbury51
- Deering51
- Francestown51
- Haverhill51
- Henniker51
- Hill51
- Salisbury51
- Warner51
- Webster51
- Wilmot51
- Woodsville51
- Hopkinton50
- Rumney50
- Temple50
- Weare50
- Bristol49
- Franklin49
- Greenville49
- Lyndeborough49
- New Boston49
- New Ipswich49
- Plymouth49
- Tilton Northfield49
- Wilton49
- Allenstown48
- Ashland48
- Belmont48
- Concord48
- Dunbarton48
- East Merrimack48
- Goffstown48
- Holderness48
- Hudson48
- Klondike Corner48
- Litchfield48
- Mason48
- Merrimack48
- Milford48
- Northfield48
- Pinardville48
- South Hooksett48
- Suncook48
- Thornton48
- Tilton48
- Auburn47
- Belknap47
- Candia47
- Chichester47
- Epsom47
- Hollis47
- Littleton47
- Loudon47
- Windham47
- Chester46
- Derry46
- Gilmanton46
- Moultonborough46
- Pittsfield46
- Atkinson45
- Hampstead45
- Raymond45
- Sandown45
- Tuftonboro45
- Alton44
- Danville44
- Fremont44
- Kingston44
- Northwood44
- Nottingham44
- Plaistow44
- Rockingham44
- Brentwood43
- East Kingston43
- Epping43
- Tamworth43
- Kensington42
- Whitefield42
- Wolfeboro42
- Carroll41
- Lee41
- Newfields41
- Ossipee41
- Farmington40
- Jefferson40
- Lancaster40
- Seabrook40
- Strafford40
- Groveton39
- Lincoln39
- Madison39
- Newmarket39
- Stratham39
- Durham38
- Greens38
- Hampton38
- Hampton Beach38
- Madbury38
- Milton38
- North Hampton38
- Rochester38
- Stratford38
- Wakefield38
- Exeter37
- Freedom37
- North Conway37
- Berlin36
- Gorham36
- Rollinsford36
- Somersworth36
- Warren36
- Rye35
- Colebrook34
- Dummer34
- Milan34
- New Castle34
- Portsmouth33
- Effingham28
- Pittsburg23
- Chesterfield17
- Peterborough14
- Bethlehem13
- Franconia13
- Londonderry13
- Grafton County12
- Keene12
- Nashua12
- Alstead11
- Laconia11
- Woodstock11
- Dover10
- Gilford9
- New Hampton9
- Newton8
- Pembroke8
- Center Harbor7
- Sutton7
- Barrington6
- Brookline6
- Hooksett6
- Pelham6
- Hillsborough4
- Manchester4
- Bow3
- Campton3
- Canterbury3
- Conway3
- Hampton Falls3
- Northumberland3
- Barnstead2
- Sandwich2
- Troy2
- Salem1
- Amherst0
- Randolph0
