Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 20:54, 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?
- Hampton Beach61
- Seabrook61
- Exeter60
- Lincoln60
- Warren60
- Hampton59
- New Castle58
- North Hampton58
- Rye58
- East Kingston56
- Kensington56
- Plaistow56
- Stratham56
- Atkinson55
- Brentwood55
- Danville55
- Derry55
- Fremont55
- Hampstead55
- Hudson55
- Kingston55
- Newfields55
- Newmarket55
- Rockingham55
- Sandown55
- Windham55
- Chester54
- Durham54
- East Merrimack54
- Epping54
- Fitzwilliam54
- Greenville54
- Hinsdale54
- Hollis54
- Jaffrey54
- Lee54
- Litchfield54
- Mason54
- Merrimack54
- Milford54
- New Ipswich54
- Raymond54
- Rindge54
- Temple54
- Troy54
- Wilton54
- Winchester54
- Antrim53
- Auburn53
- Bennington53
- Candia53
- Charlestown53
- Cheshire53
- Claremont53
- Deering53
- Dublin53
- Francestown53
- Goffstown53
- Harrisville53
- Klondike Corner53
- Lyndeborough53
- Madbury53
- Marlborough53
- New Boston53
- Nottingham53
- Pinardville53
- Rollinsford53
- South Hooksett53
- Swanzey53
- Walpole53
- Weare53
- West Swanzey53
- Allenstown52
- Blodgett Landing52
- Bradford52
- Contoocook52
- Dunbarton52
- Epsom52
- Henniker52
- Hopkinton52
- Lempster52
- Newbury52
- Newport52
- Northwood52
- Somersworth52
- Sullivan52
- Suncook52
- Warner52
- Webster51
- Chichester50
- New London49
- Pittsfield49
- Boscawen48
- Loudon48
- Rochester48
- Strafford48
- Grantham47
- Salisbury47
- Wilmot47
- Farmington45
- Lebanon45
- Springfield45
- Andover44
- Northfield44
- Enfield43
- Danbury42
- Franklin42
- Gilmanton42
- Tilton Northfield42
- Belmont41
- Hill41
- Milton41
- Tilton41
- Alton40
- Alexandria39
- Belknap39
- Portsmouth39
- Bristol37
- Wakefield33
- Wolfeboro33
- Tuftonboro32
- Ashland30
- Moultonborough30
- Plymouth30
- Ossipee29
- Holderness28
- Lyme28
- Manchester27
- Newton27
- Carroll26
- Freedom26
- Rumney26
- Sandwich26
- Tamworth26
- Madison24
- Colebrook23
- Thornton23
- Haverhill22
- North Conway22
- Pelham22
- Woodsville22
- Berlin21
- Dummer21
- Gorham21
- Greens21
- Groveton21
- Littleton21
- Londonderry21
- Milan21
- Stratford21
- Jefferson20
- Lancaster20
- Whitefield20
- Concord19
- Dover19
- Laconia19
- Peterborough19
- Keene18
- Nashua17
- Pittsburg17
- Woodstock17
- New Hampton16
- Pembroke16
- Bethlehem14
- Brookline14
- Salem14
- Chesterfield13
- Sutton13
- Grafton County12
- Effingham11
- Franconia11
- Hampton Falls11
- Hooksett11
- Hanover10
- Center Harbor9
- Alstead8
- Campton8
- Barnstead7
- Barrington7
- Canterbury7
- Gilford7
- Hillsborough7
- Randolph7
- Bow6
- Meredith6
- Conway4
- Northumberland2
- Amherst0
