Air quality in New Hampshire
Air quality index (AQI⁺) and PM2.5 air pollution in New Hampshire • 13:23, Sep 25
Live most polluted city ranking
Real-time New Hampshire most polluted city ranking
Wildfires in New Hampshire
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Which is the most polluted city in New Hampshire?
- Pembroke27
- Effingham26
- Manchester26
- Portsmouth26
- Campton23
- Meredith23
- Nashua23
- Dover22
- Hooksett22
- Laconia22
- New Hampton22
- Bethlehem21
- Center Harbor21
- Franconia21
- Peterborough19
- Sutton19
- Hanover18
- Keene18
- Newton18
- Rye18
- Barnstead16
- Grafton County16
- Hillsborough16
- Pelham16
- Woodstock15
- Brookline14
- Canterbury14
- Gilford14
- Bow13
- Chesterfield13
- Randolph13
- Sandwich13
- Troy13
- Pittsburg12
- Londonderry11
- Alstead10
- Alton10
- Ashland10
- Belknap10
- Belmont10
- Berlin10
- Carroll10
- Colebrook10
- Dummer10
- Farmington10
- Freedom10
- Gilmanton10
- Gorham10
- Greens10
- Groveton10
- Haverhill10
- Holderness10
- Jefferson10
- Lancaster10
- Littleton10
- Madison10
- Milan10
- Milton10
- Moultonborough10
- North Conway10
- Ossipee10
- Plymouth10
- Rumney10
- Stratford10
- Tamworth10
- Thornton10
- Tuftonboro10
- Wakefield10
- Whitefield10
- Wolfeboro10
- Woodsville10
- Loudon9
- Pittsfield9
- Rochester9
- Strafford9
- Alexandria8
- Allenstown8
- Andover8
- Antrim8
- Atkinson8
- Auburn8
- Bennington8
- Blodgett Landing8
- Boscawen8
- Bradford8
- Brentwood8
- Bristol8
- Candia8
- Charlestown8
- Cheshire8
- Chester8
- Chichester8
- Claremont8
- Concord8
- Contoocook8
- Danbury8
- Danville8
- Deering8
- Derry8
- Dublin8
- Dunbarton8
- Durham8
- East Kingston8
- East Merrimack8
- Enfield8
- Epping8
- Epsom8
- Fitzwilliam8
- Francestown8
- Franklin8
- Fremont8
- Goffstown8
- Grantham8
- Greenville8
- Hampstead8
- Hampton8
- Hampton Beach8
- Harrisville8
- Henniker8
- Hill8
- Hinsdale8
- Hollis8
- Hopkinton8
- Hudson8
- Jaffrey8
- Kensington8
- Kingston8
- Klondike Corner8
- Lebanon8
- Lee8
- Lempster8
- Litchfield8
- Lyme8
- Lyndeborough8
- Madbury8
- Marlborough8
- Mason8
- Merrimack8
- Milford8
- New Boston8
- New Castle8
- New Ipswich8
- New London8
- Newbury8
- Newfields8
- Newmarket8
- Newport8
- North Hampton8
- Northfield8
- Northwood8
- Nottingham8
- Pinardville8
- Plaistow8
- Raymond8
- Rindge8
- Rockingham8
- Rollinsford8
- Salisbury8
- Sandown8
- Seabrook8
- Somersworth8
- South Hooksett8
- Springfield8
- Stratham8
- Sullivan8
- Suncook8
- Swanzey8
- Temple8
- Tilton8
- Tilton Northfield8
- Walpole8
- Warner8
- Weare8
- Webster8
- West Swanzey8
- Wilmot8
- Wilton8
- Winchester8
- Windham8
- Conway7
- Exeter7
- Lincoln7
- Hampton Falls6
- Northumberland6
- Warren6
- Amherst2
