Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 15:54, Oct 28
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?
- Hinsdale35
- Walpole35
- West Swanzey35
- Winchester35
- Charlestown34
- Cheshire34
- Claremont34
- Fitzwilliam34
- Lempster34
- Marlborough34
- Swanzey34
- Troy34
- Antrim33
- Bennington33
- Blodgett Landing33
- Bradford33
- Danbury33
- Deering33
- Dublin33
- Enfield33
- Grantham33
- Hanover33
- Harrisville33
- Henniker33
- Lebanon33
- Lyme33
- New London33
- Newbury33
- Newport33
- Springfield33
- Sullivan33
- Warner33
- Wilmot33
- Alexandria32
- Andover32
- Ashland32
- Bristol32
- Contoocook32
- Francestown32
- Franklin32
- Haverhill32
- Hill32
- Holderness32
- Jaffrey32
- Littleton32
- Peterborough32
- Plymouth32
- Rumney32
- Salisbury32
- Webster32
- Woodsville32
- Boscawen31
- Hopkinton31
- Rindge31
- Thornton31
- Portsmouth30
- Tilton29
- Tilton Northfield29
- Weare29
- Lyndeborough28
- New Boston28
- New Ipswich28
- Northfield28
- Temple28
- Wilton28
- Amherst27
- Belmont27
- Concord27
- Dunbarton27
- Goffstown27
- Greenville27
- Klondike Corner27
- Mason27
- Merrimack27
- Milford27
- Pinardville27
- Woodstock27
- Allenstown26
- Auburn26
- Belknap26
- Candia26
- Chester26
- Chichester26
- Derry26
- East Merrimack26
- Epping26
- Epsom26
- Fremont26
- Gilmanton26
- Hampstead26
- Hollis26
- Hudson26
- Litchfield26
- Loudon26
- Northwood26
- Nottingham26
- Pittsfield26
- Raymond26
- Rockingham26
- Sandown26
- South Hooksett26
- Suncook26
- Windham26
- Alton25
- Atkinson25
- Bethlehem25
- Brentwood25
- Danville25
- Durham25
- Farmington25
- Groveton25
- Keene25
- Kingston25
- Lancaster25
- Lee25
- Madbury25
- Milton25
- Moultonborough25
- Newfields25
- Newmarket25
- Ossipee25
- Rochester25
- Strafford25
- Stratford25
- Tamworth25
- Tuftonboro25
- Whitefield25
- Wolfeboro25
- Berlin24
- Carroll24
- Colebrook24
- Dummer24
- East Kingston24
- Freedom24
- Gorham24
- Greens24
- Jefferson24
- Kensington24
- Madison24
- Milan24
- North Conway24
- Plaistow24
- Rollinsford24
- Somersworth24
- Stratham24
- Wakefield24
- Hampton22
- Manchester22
- New Castle22
- North Hampton22
- Rye22
- Barnstead21
- Center Harbor21
- Hampton Beach21
- Pembroke21
- Seabrook21
- Sutton21
- Franconia20
- Grafton County20
- Newton20
- Pittsburg20
- Barrington19
- Nashua19
- New Hampton19
- Randolph19
- Canterbury18
- Laconia18
- Lincoln18
- Exeter17
- Northumberland17
- Pelham17
- Sandwich17
- Chesterfield16
- Gilford16
- Londonderry16
- Salem16
- Warren16
- Alstead15
- Bow15
- Meredith15
- Brookline14
- Hampton Falls13
- Dover10
- Hillsborough9
- Effingham6
- Hooksett6
