Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 11:45, Oct 10
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?
- Lincoln33
- Sutton33
- Warren29
- Hudson26
- Atkinson25
- Exeter25
- Hollis25
- Plaistow25
- Franconia24
- Hampstead24
- Windham24
- Derry23
- Effingham23
- Peterborough23
- Danville22
- East Kingston22
- Kingston22
- Mason22
- Milford22
- New Ipswich22
- Sandown22
- Woodstock22
- Brentwood21
- Chester21
- Fremont21
- Greenville21
- Hampton21
- Hampton Beach21
- Kensington21
- Litchfield21
- New Castle21
- Newfields21
- Newmarket21
- North Hampton21
- Rockingham21
- Rye21
- Seabrook21
- Stratham21
- Durham20
- Epping20
- Lee20
- Merrimack20
- Portsmouth20
- Raymond20
- Wilton20
- Amherst19
- East Merrimack19
- Keene19
- Madbury19
- Rollinsford19
- Auburn18
- Hooksett18
- Lyndeborough18
- Nottingham18
- Rindge18
- Somersworth18
- Temple18
- Candia17
- Fitzwilliam17
- Klondike Corner17
- Londonderry17
- Pembroke17
- South Hooksett17
- Allenstown16
- Goffstown16
- Jaffrey16
- New Boston16
- Northwood16
- Pinardville16
- Rochester16
- Strafford16
- Troy16
- Dublin15
- Francestown15
- Meredith15
- Suncook15
- Bethlehem14
- Center Harbor14
- Epsom14
- Farmington14
- Hillsborough14
- Marlborough14
- Swanzey14
- Weare14
- Winchester14
- Woodsville14
- Bennington13
- Cheshire13
- Chesterfield13
- Dover13
- Dunbarton13
- Harrisville13
- Haverhill13
- Hinsdale13
- Milton13
- Nashua13
- Pittsfield13
- West Swanzey13
- Antrim12
- Chichester12
- Concord12
- Deering12
- Gilford12
- Henniker12
- Hopkinton12
- Laconia12
- Lebanon12
- Littleton12
- Lyme12
- New Hampton12
- Alexandria11
- Alton11
- Andover11
- Ashland11
- Barnstead11
- Belknap11
- Belmont11
- Blodgett Landing11
- Boscawen11
- Bradford11
- Bristol11
- Campton11
- Carroll11
- Charlestown11
- Claremont11
- Contoocook11
- Danbury11
- Enfield11
- Franklin11
- Freedom11
- Gilmanton11
- Grantham11
- Hill11
- Holderness11
- Lancaster11
- Lempster11
- Loudon11
- Madison11
- Moultonborough11
- New London11
- Newbury11
- Newport11
- Northfield11
- Ossipee11
- Plymouth11
- Rumney11
- Salisbury11
- Springfield11
- Sullivan11
- Tamworth11
- Thornton11
- Tilton11
- Tilton Northfield11
- Tuftonboro11
- Wakefield11
- Walpole11
- Warner11
- Webster11
- Whitefield11
- Wilmot11
- Wolfeboro11
- Groveton10
- Jefferson10
- Manchester10
- North Conway10
- Northumberland10
- Pelham10
- Stratford10
- Berlin9
- Brookline9
- Colebrook9
- Conway9
- Dummer9
- Gorham9
- Grafton County9
- Greens9
- Hanover9
- Milan9
- Sandwich9
- Bow8
- Randolph8
- Newton6
- Barrington5
- Hampton Falls4
- Salem4
- Alstead3
- Canterbury3
- Pittsburg3
