Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 11:44, Oct 02
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Coventry73
- Hamden73
- Essex Village69
- Windsor66
- Trumbull62
- New Canaan59
- Waterbury59
- East Haven58
- Killingly58
- Shelton58
- West Hartford58
- Bridgeport57
- Berlin56
- Greenwich56
- Oxford56
- Hartford55
- Lebanon55
- Old Saybrook55
- Plainfield55
- Simsbury55
- Enfield54
- Glastonbury54
- Milford town54
- Bolton53
- East Hartford53
- Killingworth53
- New Haven53
- Branford52
- Byram52
- Cannondale52
- Cos Cob52
- Darien Downtown52
- Glenville52
- Greens Farms52
- Greenwich town52
- Mansfield52
- Norwalk52
- Old Greenwich52
- Pemberwick52
- Ridgefield52
- Riverside52
- Rock Ridge52
- Saugatuck52
- Stamford52
- Weston52
- Westport52
- Wilton Center52
- Bethel51
- Bigelow Corners51
- Greater Bridgeport51
- Lordship51
- Lyme51
- Milford51
- Newtown51
- Oronoque51
- Redding51
- Redding Center51
- Sandy Hook51
- Southport51
- Stratford51
- Tashua51
- Trumbull Center51
- West Mountain51
- Western Connecticut51
- Ansonia50
- Danbury50
- Derby50
- Fairfield50
- Heritage Village50
- New Milford50
- Orange50
- Seymour50
- West Haven50
- Woodmont50
- Bethlehem Village49
- Branford Center49
- Cheshire Village49
- Gaylordsville49
- Middlebury49
- Naugatuck49
- Naugatuck Valley49
- New Preston49
- North Haven49
- Oakville49
- Prospect49
- Quinnipiac University49
- South Central Connecticut49
- Wallingford Center49
- Washington49
- Watertown49
- Woodbridge49
- Woodbury Center49
- Bristol48
- Canton Valley48
- Collinsville48
- Durham48
- Farmington48
- Groton48
- Guilford Center48
- Kensington48
- Litchfield48
- Madison48
- Madison Center48
- Meriden48
- Middletown48
- New Britain48
- New Hartford Center48
- Northford48
- Northwest Harwinton48
- Northwest Hills48
- Plainville48
- Plantsville48
- Plymouth48
- Southington48
- Terryville48
- Thomaston48
- Torrington48
- Torrington town48
- Wallingford48
- Winchester48
- Ashford47
- Baltic47
- Blue Hills47
- Broad Brook47
- Canaan47
- Capitol47
- Chester Center47
- Clinton47
- Colchester47
- Coventry Lake47
- Cromwell47
- Crystal Lake47
- Danielson47
- Deep River Center47
- East Brooklyn47
- East Hampton47
- Ellington47
- Glastonbury Center47
- Hazardville47
- Hebron47
- Higganum47
- Jewett City47
- Lake Pocotopaug47
- Lisbon47
- Lower Connecticut River Valley47
- Manchester47
- Mansfield Center47
- Mechanicsville47
- Moodus47
- Moosup47
- Newington47
- North Granby47
- North Grosvenor Dale47
- Northeastern Connecticut47
- Norwich47
- Plainfield Village47
- Pomfret47
- Portland47
- Quasset Lake47
- Quinebaug47
- Riverton47
- Rockville47
- Salem47
- Salmon Brook47
- Saybrook Manor47
- Sherwood Manor47
- Simsbury Center47
- Somers47
- South Coventry47
- South Windham47
- South Windsor47
- South Woodstock47
- Southwood Acres47
- Stafford47
- Stafford Springs47
- Storrs47
- Suffield Depot47
- Tariffville47
- Terramuggus47
- Thompsonville47
- Wauregan47
- Weatogue47
- West Simsbury47
- Westbrook Center47
- Wethersfield47
- Willimantic47
- Windsor Locks47
- Winsted47
- Conning Towers-Nautilus Park46
- Fenwick46
- Gales Ferry46
- Long Hill, Southeastern Connecticut County46
- Mashantucket46
- Mystic46
- New London46
- Niantic46
- Noank46
- Old Lyme46
- Old Mystic46
- Old Saybrook Center46
- Oxoboxo River46
- Pawcatuck46
- Poquonock Bridge46
- Southeastern Connecticut46
- Sherman44
- Woodbury44
- Montville43
- Tolland43
- Cheshire42
- Waterford42
- Deep River41
- Canterbury39
- Cornwall37
- Guilford37
- Waterford town13
- Colebrook9
- Canton1
