Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 17:09, Sep 30
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- New Canaan198
- Ansonia69
- Branford Center69
- Derby69
- Greater Bridgeport69
- Lordship69
- Middlebury69
- Milford69
- Naugatuck69
- Naugatuck Valley69
- Oakville69
- Orange69
- Oronoque69
- Prospect69
- Seymour69
- South Central Connecticut69
- Stratford69
- Trumbull Center69
- West Haven69
- Woodbridge69
- Woodmont69
- Bethlehem Village68
- Bristol68
- Canton68
- Canton Valley68
- Cheshire68
- Cheshire Village68
- Collinsville68
- Cromwell68
- Durham68
- Farmington68
- Glastonbury Center68
- Greens Farms68
- Guilford Center68
- Heritage Village68
- Kensington68
- Litchfield68
- Madison68
- Madison Center68
- Meriden68
- New Britain68
- Newington68
- North Haven68
- Northford68
- Northwest Harwinton68
- Plainville68
- Plantsville68
- Plymouth68
- Portland68
- Quinnipiac University68
- Sandy Hook68
- Southport68
- Tashua68
- Terryville68
- Thomaston68
- Wallingford68
- Wallingford Center68
- Watertown68
- Weatogue68
- Westport68
- Wethersfield68
- Woodbury Center68
- Bethel67
- Bigelow Corners67
- Blue Hills67
- Cannondale67
- Capitol67
- Clinton67
- East Hampton67
- Higganum67
- Lake Pocotopaug67
- Lower Connecticut River Valley67
- Manchester67
- Moodus67
- New Hartford Center67
- New Milford67
- New Preston67
- Norwalk67
- Redding67
- Redding Center67
- Saugatuck67
- Simsbury Center67
- South Windsor67
- Tariffville67
- Terramuggus67
- Torrington67
- Torrington town67
- Washington67
- West Simsbury67
- Western Connecticut67
- Weston67
- Wilton Center67
- Windsor67
- Windsor Locks67
- Winsted67
- Broad Brook66
- Chester Center66
- Colchester66
- Coventry Lake66
- Darien Downtown66
- Deep River Center66
- Ellington66
- Essex Village66
- Fenwick66
- Gaylordsville66
- Northwest Hills66
- Old Greenwich66
- Old Lyme66
- Old Saybrook Center66
- Ridgefield66
- Riverton66
- Rockville66
- Salem66
- Salmon Brook66
- Saybrook Manor66
- South Coventry66
- Southwood Acres66
- Stamford66
- Suffield Depot66
- Thompsonville66
- West Mountain66
- Westbrook Center66
- Baltic65
- Byram65
- Conning Towers-Nautilus Park65
- Cos Cob65
- Crystal Lake65
- Gales Ferry65
- Glenville65
- Greenwich town65
- Hazardville65
- Long Hill, Southeastern Connecticut County65
- Mansfield Center65
- New London65
- Niantic65
- North Granby65
- Norwich65
- Oxoboxo River65
- Pemberwick65
- Riverside65
- Rock Ridge65
- Sherwood Manor65
- Somers65
- South Windham65
- Southeastern Connecticut65
- Storrs65
- Waterford town65
- Willimantic65
- Ashford64
- Jewett City64
- Lisbon64
- Mashantucket64
- Mystic64
- Noank64
- Old Mystic64
- Pawcatuck64
- Poquonock Bridge64
- Stafford64
- Stafford Springs64
- Canaan63
- Danielson63
- East Brooklyn63
- Moosup63
- Northeastern Connecticut63
- Plainfield Village63
- Pomfret63
- Quasset Lake63
- South Woodstock63
- Wauregan63
- Mechanicsville62
- North Grosvenor Dale62
- Quinebaug62
- Montville24
- Coventry23
- Groton22
- East Hartford21
- Hartford21
- Waterbury19
- Canterbury18
- Lebanon18
- Mansfield18
- Killingly17
- Bolton16
- Glastonbury14
- Southington14
- Fairfield13
- Hebron13
- New Haven13
- Waterford13
- Cornwall12
- Danbury12
- Tolland12
- Berlin11
- Old Saybrook11
- Trumbull11
- West Hartford11
- Deep River10
- Killingworth10
- Lyme9
- Woodbury9
- East Haven7
- Hamden7
- Middletown7
- Sherman6
- Simsbury6
- Branford5
- Oxford5
- Winchester5
- Bridgeport4
- Newtown4
- Greenwich3
- Milford town3
- Shelton3
- Enfield2
- Guilford2
- Plainfield1
- Colebrook0
