Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 20:26, Oct 03
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?
- Exeter52
- Hampton Beach52
- Lincoln52
- Seabrook52
- Warren52
- Hampton49
- North Hampton47
- Rye47
- New Castle46
- East Kingston44
- Kensington44
- Plaistow43
- Atkinson41
- Kingston39
- Stratham39
- Danville37
- Hampstead37
- Brentwood36
- Newfields36
- Windham36
- Hudson34
- Newmarket34
- Rockingham34
- Sandown34
- Derry33
- Durham33
- Fremont33
- Epping31
- Hollis31
- Portsmouth31
- Rollinsford31
- Lee30
- Madbury30
- Chester29
- Litchfield29
- Raymond29
- Effingham28
- Merrimack28
- Nottingham28
- Peterborough28
- Somersworth28
- East Merrimack27
- Auburn26
- Hillsborough26
- Hooksett26
- Pembroke26
- Mason25
- Milford25
- Rochester25
- Candia24
- Greenville24
- New Ipswich24
- South Hooksett24
- Sutton24
- Northwood23
- Pinardville23
- Strafford23
- Wilton23
- Campton22
- Goffstown22
- Klondike Corner22
- Lyndeborough22
- Temple22
- Allenstown21
- Epsom21
- Farmington21
- Laconia21
- Meredith21
- New Boston21
- New Hampton21
- Rindge21
- Suncook21
- Keene20
- Manchester20
- Canterbury19
- Center Harbor19
- Dunbarton19
- Fitzwilliam19
- Gilford19
- Jaffrey19
- Londonderry19
- Milton19
- Nashua19
- Pelham19
- Pittsfield19
- Bennington18
- Bethlehem18
- Chichester18
- Dublin18
- Francestown18
- Harrisville18
- Troy18
- Weare18
- Winchester18
- Woodstock18
- Bow17
- Chesterfield17
- Concord17
- Deering17
- Hinsdale17
- Loudon17
- Marlborough17
- Swanzey17
- Wakefield17
- West Swanzey17
- Alton16
- Antrim16
- Brookline16
- Cheshire16
- Contoocook16
- Franconia16
- Gilmanton16
- Hanover16
- Henniker16
- Hopkinton16
- Newton16
- Wolfeboro16
- Alexandria15
- Andover15
- Ashland15
- Belknap15
- Belmont15
- Blodgett Landing15
- Boscawen15
- Bradford15
- Bristol15
- Carroll15
- Charlestown15
- Claremont15
- Danbury15
- Enfield15
- Franklin15
- Freedom15
- Grantham15
- Hill15
- Holderness15
- Lebanon15
- Lempster15
- Lyme15
- Madison15
- Moultonborough15
- New London15
- Newbury15
- Newport15
- North Conway15
- Northfield15
- Ossipee15
- Salisbury15
- Springfield15
- Sullivan15
- Tamworth15
- Tilton15
- Tilton Northfield15
- Tuftonboro15
- Walpole15
- Warner15
- Webster15
- Wilmot15
- Barnstead14
- Grafton County14
- Plymouth14
- Rumney14
- Thornton14
- Alstead13
- Dover13
- Greens13
- Haverhill13
- Amherst12
- Berlin12
- Colebrook12
- Dummer12
- Gorham12
- Groveton12
- Jefferson12
- Lancaster12
- Littleton12
- Milan12
- Stratford12
- Whitefield12
- Woodsville12
- Sandwich10
- Salem9
- Conway7
- Hampton Falls7
- Randolph7
- Barrington6
- Pittsburg4
- Northumberland3
