Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 21:36, Aug 27
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- New Canaan122
- Ansonia52
- Bethel52
- Bethlehem Village52
- Bigelow Corners52
- Bristol52
- Byram52
- Canaan52
- Cannondale52
- Cheshire Village52
- Cos Cob52
- Darien Downtown52
- Derby52
- Gaylordsville52
- Glenville52
- Greater Bridgeport52
- Greens Farms52
- Greenwich town52
- Heritage Village52
- Litchfield52
- Lordship52
- Middlebury52
- Milford52
- Naugatuck52
- Naugatuck Valley52
- New Hartford Center52
- New Milford52
- New Preston52
- Northwest Harwinton52
- Northwest Hills52
- Norwalk52
- Oakville52
- Old Greenwich52
- Orange52
- Oronoque52
- Pemberwick52
- Plantsville52
- Plymouth52
- Prospect52
- Quinnipiac University52
- Redding52
- Redding Center52
- Ridgefield52
- Riverside52
- Riverton52
- Rock Ridge52
- Sandy Hook52
- Saugatuck52
- Seymour52
- Southington52
- Southport52
- Stamford52
- Stratford52
- Tashua52
- Terryville52
- Thomaston52
- Torrington52
- Torrington town52
- Trumbull Center52
- Washington52
- Watertown52
- West Haven52
- Western Connecticut52
- Weston52
- Wilton Center52
- Winsted52
- Woodbridge52
- Woodbury Center52
- Woodmont52
- Ashford51
- Blue Hills51
- Branford Center51
- Broad Brook51
- Canton51
- Canton Valley51
- Capitol51
- Clinton51
- Collinsville51
- Coventry Lake51
- Cromwell51
- Crystal Lake51
- Durham51
- East Hampton51
- Ellington51
- Farmington51
- Glastonbury Center51
- Guilford Center51
- Hazardville51
- Higganum51
- Kensington51
- Lake Pocotopaug51
- Lower Connecticut River Valley51
- Madison51
- Madison Center51
- Manchester51
- Meriden51
- New Britain51
- Newington51
- North Granby51
- North Haven51
- Northford51
- Plainville51
- Portland51
- Rockville51
- Salmon Brook51
- Sherwood Manor51
- Simsbury Center51
- Somers51
- South Central Connecticut51
- South Coventry51
- South Windsor51
- Southwood Acres51
- Stafford51
- Stafford Springs51
- Storrs51
- Suffield Depot51
- Tariffville51
- Terramuggus51
- Thompsonville51
- Wallingford51
- Wallingford Center51
- Weatogue51
- West Simsbury51
- Wethersfield51
- Windsor51
- Windsor Locks51
- Chester Center50
- Colchester50
- Deep River Center50
- Essex Village50
- Fenwick50
- Mansfield Center50
- Moodus50
- Niantic50
- Old Lyme50
- Old Saybrook Center50
- Quinebaug50
- Salem50
- Saybrook Manor50
- Waterford town50
- Westbrook Center50
- Willimantic50
- Baltic49
- Conning Towers-Nautilus Park49
- Danielson49
- East Brooklyn49
- Gales Ferry49
- Jewett City49
- Lisbon49
- Long Hill, Southeastern Connecticut County49
- Mashantucket49
- Mechanicsville49
- Moosup49
- Mystic49
- New London49
- Noank49
- North Grosvenor Dale49
- Northeastern Connecticut49
- Old Mystic49
- Oxoboxo River49
- Pawcatuck49
- Plainfield Village49
- Pomfret49
- Poquonock Bridge49
- Quasset Lake49
- South Windham49
- South Woodstock49
- Southeastern Connecticut49
- Wauregan49
- Mansfield43
- Plainfield41
- Groton39
- Hamden39
- Cornwall36
- New Haven35
- Hartford34
- Danbury31
- Fairfield31
- Norwich31
- Waterbury30
- East Hartford28
- Greenwich28
- Killingly28
- Simsbury28
- Coventry26
- Oxford26
- Berlin23
- Bridgeport23
- Middletown23
- East Haven22
- Old Saybrook22
- West Hartford22
- Lebanon20
- Westport20
- Branford19
- Glastonbury19
- Sherman19
- Trumbull19
- Canterbury17
- Lyme17
- Montville17
- Newtown17
- Killingworth16
- Waterford16
- Tolland15
- Deep River14
- Shelton13
- Winchester11
- Enfield10
- Milford town9
- Woodbury9
- Guilford8
- Hebron8
- Colebrook2
- Cheshire1
- West Mountain1
