Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 15:57, Aug 18
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- Norwich60
- Hamden55
- Byram54
- Cos Cob54
- Glenville54
- Greenwich town54
- Old Greenwich54
- Pemberwick54
- Riverside54
- Rock Ridge54
- Stamford54
- Bethel53
- Cannondale53
- Coventry53
- Darien Downtown53
- Greater Bridgeport53
- Greens Farms53
- Lordship53
- Norwalk53
- Redding53
- Redding Center53
- Ridgefield53
- Saugatuck53
- Southport53
- Western Connecticut53
- Weston53
- Wilton Center53
- Ansonia52
- Bethlehem Village52
- Bigelow Corners52
- Derby52
- Gaylordsville52
- Heritage Village52
- Litchfield52
- Middlebury52
- Milford52
- Naugatuck52
- Naugatuck Valley52
- New Milford52
- New Preston52
- Oakville52
- Orange52
- Oronoque52
- Sandy Hook52
- Seymour52
- Stratford52
- Tashua52
- Thomaston52
- Trumbull Center52
- Washington52
- Watertown52
- West Haven52
- Woodbridge52
- Woodbury Center52
- Woodmont52
- Blue Hills51
- Branford Center51
- Bristol51
- Canton51
- Canton Valley51
- Cheshire Village51
- Collinsville51
- Farmington51
- Kensington51
- Meriden51
- New Britain51
- New Hartford Center51
- Newington51
- North Granby51
- North Haven51
- Northwest Harwinton51
- Northwest Hills51
- Plainville51
- Plantsville51
- Plymouth51
- Prospect51
- Quinnipiac University51
- Riverton51
- Salmon Brook51
- Simsbury Center51
- South Central Connecticut51
- South Windsor51
- Southington51
- Suffield Depot51
- Tariffville51
- Terryville51
- Torrington51
- Torrington town51
- Wallingford51
- Wallingford Center51
- Weatogue51
- West Simsbury51
- Windsor51
- Winsted51
- Broad Brook50
- Canaan50
- Capitol50
- Cromwell50
- Crystal Lake50
- Ellington50
- Glastonbury Center50
- Hartford50
- Hazardville50
- Killingly50
- Manchester50
- Middletown50
- Northford50
- Portland50
- Rockville50
- Sherwood Manor50
- Somers50
- Southwood Acres50
- Thompsonville50
- Wethersfield50
- Ashford49
- Clinton49
- Coventry Lake49
- Durham49
- East Hampton49
- Guilford Center49
- Hebron49
- Higganum49
- Lake Pocotopaug49
- Madison49
- Madison Center49
- Quinebaug49
- South Coventry49
- Stafford49
- Stafford Springs49
- Storrs49
- Terramuggus49
- Chester Center48
- Colchester48
- Deep River Center48
- Essex Village48
- Fenwick48
- Lower Connecticut River Valley48
- Mansfield Center48
- Mechanicsville48
- Moodus48
- North Grosvenor Dale48
- Northeastern Connecticut48
- Old Saybrook Center48
- Pomfret48
- Quasset Lake48
- Saybrook Manor48
- South Windham48
- South Woodstock48
- Westbrook Center48
- Willimantic48
- Windsor Locks48
- Baltic47
- Danielson47
- East Brooklyn47
- Gales Ferry47
- Jewett City47
- Lisbon47
- Long Hill, Southeastern Connecticut County47
- Moosup47
- New London47
- Niantic47
- Old Lyme47
- Oxoboxo River47
- Plainfield Village47
- Salem47
- Southeastern Connecticut47
- Wauregan47
- Conning Towers-Nautilus Park46
- Mashantucket46
- Mystic46
- Noank46
- Old Mystic46
- Pawcatuck46
- Poquonock Bridge46
- East Haven43
- Berlin42
- Groton42
- Waterbury41
- East Hartford40
- Glastonbury39
- Waterford39
- Plainfield38
- Mansfield37
- Montville37
- Canterbury36
- Greenwich33
- New Haven33
- Old Saybrook33
- Tolland32
- Lebanon30
- Lyme30
- Enfield29
- Fairfield29
- Trumbull29
- West Hartford29
- Simsbury28
- Bridgeport27
- Deep River24
- Newtown24
- New Canaan23
- Branford22
- Danbury22
- Killingworth22
- Woodbury22
- Oxford21
- Winchester21
- Guilford20
- Westport20
- Cornwall19
- Milford town18
- Sherman17
- Shelton15
- Waterford town13
- Colebrook6
- West Mountain5
- Cheshire3
