Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 23:19, Aug 17
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?
- Hampton53
- Hampton Beach53
- North Hampton53
- Seabrook53
- Atkinson52
- Brentwood52
- Danville52
- Durham52
- East Kingston52
- Kensington52
- Kingston52
- New Castle52
- Newfields52
- Newmarket52
- Plaistow52
- Rye52
- Stratham52
- Dover51
- Epping51
- Fremont51
- Hampstead51
- Lee51
- Lincoln51
- Madbury51
- Pelham51
- Rockingham51
- Rollinsford51
- Sandown51
- Windham51
- Berlin50
- Derry50
- Hudson50
- Somersworth50
- Warren50
- Chester49
- Hollis49
- Nottingham49
- Raymond49
- Exeter48
- Litchfield48
- Auburn47
- East Merrimack47
- Merrimack47
- Rochester47
- Candia46
- Mason46
- Milford46
- Strafford46
- Greenville45
- Northwood45
- South Hooksett45
- Allenstown44
- Farmington44
- New Ipswich44
- Pinardville44
- Wilton44
- Epsom43
- Goffstown43
- Klondike Corner43
- Lyndeborough43
- New Boston43
- Pembroke43
- Pittsfield43
- Rindge43
- Suncook43
- Temple43
- Chichester42
- Dunbarton42
- Francestown42
- Milton42
- Weare42
- Alton41
- Bennington41
- Concord41
- Fitzwilliam41
- Jaffrey41
- Loudon41
- Deering40
- Dublin40
- Gilmanton40
- Hopkinton40
- Wakefield40
- Antrim39
- Boscawen39
- Chesterfield39
- Contoocook39
- Harrisville39
- Henniker39
- Hooksett39
- Manchester39
- Marlborough39
- Wolfeboro39
- Andover38
- Belknap38
- Belmont38
- Bradford38
- Cheshire38
- Franklin38
- Northfield38
- Ossipee38
- Salisbury38
- Swanzey38
- Tilton38
- Tilton Northfield38
- Tuftonboro38
- Warner38
- Webster38
- Winchester38
- Blodgett Landing37
- Danbury37
- Hill37
- New London37
- Newbury37
- West Swanzey37
- Wilmot37
- Alexandria36
- Bristol36
- Charlestown36
- Claremont36
- Freedom36
- Grantham36
- Hinsdale36
- Lebanon36
- Lempster36
- Moultonborough36
- Nashua36
- Newport36
- Newton36
- Portsmouth36
- Springfield36
- Sullivan36
- Walpole36
- Ashland35
- Barnstead35
- Carroll35
- Enfield35
- Holderness35
- Lyme35
- Haverhill34
- Madison34
- North Conway34
- Plymouth34
- Rumney34
- Tamworth34
- Thornton34
- Woodsville34
- Londonderry33
- Colebrook32
- Keene32
- Littleton32
- Dummer31
- Gorham31
- Greens31
- Groveton31
- Jefferson31
- Lancaster31
- Milan31
- Stratford31
- Sutton31
- Whitefield31
- Amherst29
- Brookline29
- Troy29
- Alstead27
- Bow27
- Laconia27
- New Hampton27
- Gilford26
- Peterborough25
- Hampton Falls24
- Hanover24
- Hillsborough24
- Canterbury23
- Bethlehem22
- Center Harbor22
- Effingham22
- Meredith22
- Campton21
- Salem21
- Randolph20
- Franconia18
- Grafton County18
- Woodstock18
- Barrington17
- Sandwich16
- Conway13
- Pittsburg9
- Northumberland3
