Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 19:24, Jun 09
1 stations sponsored by The Foundation for Clean Air
1 stations sponsored by The Foundation for Clean Air
Live most polluted city ranking
Real-time New Hampshire most polluted city ranking
Learn more about global air quality
Which is the most polluted city in New Hampshire?
- Peterborough69
- Laconia58
- Londonderry55
- Nashua49
- Keene46
- Portsmouth46
- Woodstock45
- Dublin37
- East Merrimack37
- Fitzwilliam37
- Francestown37
- Greenville37
- Hollis37
- Hudson37
- Jaffrey37
- Klondike Corner37
- Litchfield37
- Lyndeborough37
- Mason37
- Merrimack37
- Milford37
- New Boston37
- New Ipswich37
- Pelham37
- Pinardville37
- Rindge37
- Temple37
- Troy37
- Wilton37
- Winchester37
- Windham37
- Atkinson36
- Auburn36
- Bennington36
- Chesterfield36
- Derry36
- Goffstown36
- Hampstead36
- Harrisville36
- Marlborough36
- South Hooksett36
- Swanzey36
- Weare36
- West Swanzey36
- Candia35
- Chester35
- Danville35
- Deering35
- Hampton35
- Hampton Beach35
- Hampton Falls35
- New Castle35
- Plaistow35
- Rye35
- Sandown35
- Seabrook35
- Cheshire34
- Dunbarton34
- Durham34
- East Kingston34
- Epping34
- Fremont34
- Hinsdale34
- Kensington34
- Kingston34
- Lee34
- Lincoln34
- Newfields34
- Newmarket34
- North Hampton34
- Nottingham34
- Raymond34
- Rockingham34
- Rollinsford34
- Stratham34
- Allenstown33
- Antrim33
- Blodgett Landing33
- Bradford33
- Charlestown33
- Claremont33
- Contoocook33
- Epsom33
- Henniker33
- Hopkinton33
- Lebanon33
- Lempster33
- Madbury33
- New London33
- Newbury33
- Newport33
- Northwood33
- Somersworth33
- Sullivan33
- Suncook33
- Sutton33
- Walpole33
- Warner33
- Alexandria32
- Alton32
- Andover32
- Ashland32
- Belknap32
- Belmont32
- Boscawen32
- Bristol32
- Carroll32
- Center Harbor32
- Chichester32
- Concord32
- Danbury32
- Enfield32
- Farmington32
- Franklin32
- Freedom32
- Gilford32
- Gilmanton32
- Grantham32
- Hanover32
- Haverhill32
- Hill32
- Holderness32
- Littleton32
- Loudon32
- Lyme32
- Madison32
- Manchester32
- Milton32
- Moultonborough32
- New Hampton32
- Northfield32
- Ossipee32
- Pittsfield32
- Plymouth32
- Rochester32
- Rumney32
- Salisbury32
- Springfield32
- Strafford32
- Tamworth32
- Thornton32
- Tilton32
- Tilton Northfield32
- Tuftonboro32
- Wakefield32
- Webster32
- Wilmot32
- Wolfeboro32
- Woodsville32
- Brentwood31
- Campton31
- Exeter31
- Meredith31
- North Conway31
- Warren31
- Whitefield31
- Barnstead30
- Newton30
- Randolph30
- Franconia29
- Grafton County29
- Lancaster29
- Pittsburg29
- Alstead28
- Bow28
- Brookline28
- Colebrook28
- Dover28
- Jefferson28
- Sandwich28
- Stratford28
- Berlin27
- Bethlehem27
- Canterbury27
- Conway27
- Dummer27
- Gorham27
- Greens27
- Groveton27
- Milan27
- Pembroke27
- Northumberland26
- Hillsborough23
- Salem21
- Barrington20
- Amherst18
- Hooksett17
- Effingham11
