Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 20:38, Aug 28
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- New Canaan69
- Byram57
- Cos Cob57
- Glenville57
- Greenwich town57
- Old Greenwich57
- Pemberwick57
- Riverside57
- Rock Ridge57
- Stamford57
- Bethel56
- Bigelow Corners56
- Cannondale56
- Coventry56
- Darien Downtown56
- Greens Farms56
- Norwalk56
- Redding56
- Redding Center56
- Ridgefield56
- Saugatuck56
- Southport56
- Western Connecticut56
- Weston56
- Wilton Center56
- East Haven55
- Greater Bridgeport55
- Lordship55
- Tashua55
- Gaylordsville54
- Milford54
- New Milford54
- Oronoque54
- Sandy Hook54
- Stratford54
- Trumbull Center54
- Ansonia53
- Bethlehem Village53
- Branford Center53
- Bristol53
- Canaan53
- Canton53
- Canton Valley53
- Cheshire Village53
- Collinsville53
- Derby53
- Guilford Center53
- Heritage Village53
- Litchfield53
- Middlebury53
- Naugatuck53
- Naugatuck Valley53
- New Hartford Center53
- New Preston53
- North Haven53
- Northford53
- Northwest Harwinton53
- Northwest Hills53
- Oakville53
- Orange53
- Plainville53
- Plantsville53
- Plymouth53
- Prospect53
- Quinnipiac University53
- Riverton53
- Seymour53
- South Central Connecticut53
- Southington53
- Terryville53
- Thomaston53
- Torrington53
- Torrington town53
- Wallingford53
- Wallingford Center53
- Washington53
- Watertown53
- West Haven53
- Winsted53
- Woodbridge53
- Woodbury Center53
- Woodmont53
- Clinton52
- Durham52
- Fairfield52
- Farmington52
- Fenwick52
- Kensington52
- Long Hill, Southeastern Connecticut County52
- Madison52
- Madison Center52
- Meriden52
- Milford town52
- Mystic52
- New Britain52
- Newington52
- Noank52
- North Granby52
- Old Mystic52
- Old Saybrook Center52
- Pawcatuck52
- Poquonock Bridge52
- Salmon Brook52
- Saybrook Manor52
- Simsbury Center52
- Weatogue52
- West Simsbury52
- Westbrook Center52
- Chester Center51
- Conning Towers-Nautilus Park51
- Cromwell51
- Deep River Center51
- Essex Village51
- Gales Ferry51
- Higganum51
- Lower Connecticut River Valley51
- Mashantucket51
- Middletown51
- New London51
- Niantic51
- Old Lyme51
- Oxoboxo River51
- Portland51
- Southeastern Connecticut51
- Tariffville51
- Waterford town51
- Hamden50
- Jewett City50
- Lisbon50
- Mansfield50
- Moodus50
- Plainfield Village50
- Salem50
- Waterbury50
- Wethersfield50
- Baltic49
- Blue Hills49
- Bridgeport49
- Colchester49
- Danielson49
- East Brooklyn49
- East Hampton49
- Glastonbury Center49
- Lake Pocotopaug49
- Moosup49
- Terramuggus49
- Wauregan49
- Hebron48
- Mansfield Center48
- Mechanicsville48
- North Grosvenor Dale48
- Northeastern Connecticut48
- Pomfret48
- Quasset Lake48
- Quinebaug48
- South Windham48
- South Woodstock48
- Willimantic48
- Windsor48
- Windsor Locks48
- Ashford47
- Broad Brook47
- Capitol47
- Coventry Lake47
- Crystal Lake47
- Ellington47
- Hazardville47
- Manchester47
- Rockville47
- Sherwood Manor47
- Somers47
- South Coventry47
- South Windsor47
- Southwood Acres47
- Stafford47
- Stafford Springs47
- Storrs47
- Suffield Depot47
- Thompsonville47
- Trumbull47
- Branford46
- Berlin44
- Killingworth43
- New Haven43
- Westport43
- East Hartford41
- Glastonbury41
- Hartford41
- Lyme40
- Deep River39
- Greenwich39
- Guilford39
- Killingly39
- Old Saybrook39
- Shelton39
- Canterbury38
- Lebanon38
- Winchester37
- Cornwall36
- West Hartford36
- Groton35
- Sherman35
- Newtown34
- Waterford34
- Montville33
- Oxford33
- Simsbury33
- Tolland33
- Norwich30
- Danbury29
- Enfield28
- Plainfield26
- Woodbury23
- West Mountain18
- Colebrook10
- Cheshire9
