Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 11:36, 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?
- Peterborough61
- New Castle47
- Hampton45
- Hampton Beach45
- North Hampton45
- Seabrook45
- Atkinson44
- Danville44
- Dublin44
- Durham44
- East Kingston44
- Epping44
- Fitzwilliam44
- Fremont44
- Greenville44
- Hampstead44
- Hampton Falls44
- Hollis44
- Hudson44
- Jaffrey44
- Kensington44
- Kingston44
- Lee44
- Madbury44
- Marlborough44
- Mason44
- Milford44
- New Ipswich44
- Newfields44
- Newmarket44
- Pelham44
- Plaistow44
- Rindge44
- Rockingham44
- Rollinsford44
- Sandown44
- Somersworth44
- Stratham44
- Temple44
- Troy44
- Wilton44
- Windham44
- Bennington43
- Cheshire43
- Chester43
- Derry43
- East Merrimack43
- Francestown43
- Harrisville43
- Klondike Corner43
- Litchfield43
- Lyndeborough43
- Merrimack43
- New Boston43
- Nottingham43
- Raymond43
- Rochester43
- Swanzey43
- West Swanzey43
- Winchester43
- Antrim42
- Auburn42
- Candia42
- Deering42
- Farmington42
- Goffstown42
- Hinsdale42
- Pinardville42
- South Hooksett42
- Strafford42
- Allenstown41
- Dunbarton41
- Henniker41
- Milton41
- Northwood41
- Suncook41
- Weare41
- Bradford40
- Epsom40
- Hopkinton40
- Chichester39
- Concord39
- Contoocook39
- Pittsfield39
- Walpole39
- Loudon38
- Warner38
- Webster38
- Boscawen37
- Lempster37
- Londonderry37
- Rye37
- Wakefield37
- Alton36
- Gilmanton36
- Lincoln36
- Newbury34
- Northfield34
- Salisbury34
- Wolfeboro34
- Belknap33
- Belmont33
- Gilford33
- Laconia33
- Portsmouth33
- Keene32
- Nashua32
- Tilton Northfield32
- Warren32
- Charlestown31
- Franconia31
- Franklin31
- Manchester31
- Ossipee31
- Sutton31
- Tilton31
- Tuftonboro31
- Blodgett Landing30
- Pembroke30
- Andover29
- Exeter29
- Freedom29
- New London29
- Newport29
- Sullivan29
- Wilmot29
- Bristol28
- Chesterfield28
- Danbury28
- Grafton County28
- Greens28
- Hill28
- Moultonborough28
- New Hampton28
- Pittsburg28
- Springfield28
- Alexandria27
- Ashland27
- Barnstead27
- Bow27
- Campton27
- Canterbury27
- Carroll27
- Claremont27
- Grantham27
- Holderness27
- Madison27
- Plymouth27
- Tamworth27
- Woodstock27
- Brentwood26
- Center Harbor26
- Enfield26
- Hillsborough26
- Newton26
- North Conway26
- Sandwich26
- Randolph25
- Rumney25
- Dover24
- Meredith24
- Northumberland24
- Thornton24
- Brookline23
- Hanover23
- Lebanon23
- Conway22
- Lyme22
- Bethlehem21
- Haverhill21
- Littleton21
- Woodsville21
- Alstead20
- Gorham20
- Jefferson20
- Whitefield20
- Lancaster19
- Salem19
- Berlin18
- Colebrook18
- Dummer18
- Groveton18
- Milan18
- Stratford18
- Amherst16
- Barrington12
- Effingham11
- Hooksett11









