Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 03:32, Oct 23
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?
- Hooksett33
- Laconia27
- Keene26
- Pembroke24
- Sutton24
- Manchester22
- Campton21
- Charlestown21
- Claremont21
- Grafton County21
- Hinsdale21
- Walpole21
- Hillsborough20
- Lempster20
- Nashua20
- Sullivan20
- Woodstock20
- Chesterfield19
- Newport19
- Swanzey19
- West Swanzey19
- Winchester19
- Antrim18
- Bennington18
- Blodgett Landing18
- Bradford18
- Center Harbor18
- Cheshire18
- Deering18
- Dublin18
- Fitzwilliam18
- Francestown18
- Grantham18
- Greenville18
- Harrisville18
- Henniker18
- Hollis18
- Jaffrey18
- Lyndeborough18
- Marlborough18
- Mason18
- Milford18
- New Ipswich18
- Newbury18
- Northumberland18
- Rindge18
- Temple18
- Wilton18
- Brookline17
- Dover17
- Enfield17
- Hudson17
- Lebanon17
- New Boston17
- New London17
- Pittsburg17
- Randolph17
- Springfield17
- Warner17
- Amherst16
- Canterbury16
- Dummer16
- Hanover16
- Klondike Corner16
- Londonderry16
- Meredith16
- Milan16
- Weare16
- Wilmot16
- Berlin15
- Bow15
- Gorham15
- Contoocook14
- Danbury14
- East Merrimack14
- Greens14
- Hopkinton14
- Litchfield14
- Merrimack14
- Portsmouth14
- Salisbury14
- Windham14
- Alexandria13
- Allenstown13
- Alton13
- Andover13
- Ashland13
- Atkinson13
- Auburn13
- Belknap13
- Belmont13
- Bethlehem13
- Boscawen13
- Brentwood13
- Bristol13
- Candia13
- Carroll13
- Chester13
- Chichester13
- Colebrook13
- Concord13
- Danville13
- Derry13
- Dunbarton13
- Epsom13
- Exeter13
- Franconia13
- Franklin13
- Freedom13
- Fremont13
- Gilmanton13
- Goffstown13
- Groveton13
- Hampstead13
- Haverhill13
- Hill13
- Holderness13
- Jefferson13
- Kingston13
- Lancaster13
- Lincoln13
- Loudon13
- Lyme13
- Madison13
- Moultonborough13
- Newton13
- North Conway13
- Northfield13
- Northwood13
- Nottingham13
- Ossipee13
- Pinardville13
- Pittsfield13
- Plaistow13
- Plymouth13
- Raymond13
- Rockingham13
- Rumney13
- Sandown13
- South Hooksett13
- Stratford13
- Suncook13
- Tamworth13
- Thornton13
- Tilton13
- Tilton Northfield13
- Tuftonboro13
- Warren13
- Webster13
- Whitefield13
- Wolfeboro13
- Woodsville13
- East Kingston12
- Epping12
- Peterborough12
- Seabrook12
- Wakefield12
- Barnstead11
- Effingham11
- Gilford11
- Hampton Beach11
- Kensington11
- Littleton11
- Milton11
- Farmington10
- Hampton10
- Hampton Falls10
- Lee9
- Newfields9
- Newmarket9
- North Hampton9
- Pelham9
- Strafford9
- Durham8
- Madbury8
- New Castle8
- Rochester8
- Rollinsford8
- Rye8
- Somersworth8
- Stratham8
- Barrington7
- New Hampton7
- Sandwich5
- Conway3
- Troy3
