Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 17:20, Jun 06
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Stratford74
- Middletown72
- Madison67
- Branford65
- Lyme65
- Deep River64
- Greenwich town64
- Killingworth64
- Waterford town64
- Groton63
- Hartford63
- Shelton63
- Coventry62
- New Haven62
- Norwich62
- Pomfret62
- Trumbull62
- Canterbury61
- Guilford61
- Mansfield61
- Milford town61
- Bridgeport60
- East Haven60
- Glastonbury60
- Ashford59
- Fairfield59
- Cornwall58
- Montville58
- Cheshire57
- Oxford57
- Tolland57
- Danbury56
- Hamden56
- Stafford56
- Westport56
- Winchester56
- Lebanon55
- Sherman55
- Waterbury55
- West Hartford55
- East Hartford54
- New Milford54
- Bethel53
- Byram53
- Cannondale53
- Cos Cob53
- Darien Downtown53
- Enfield53
- Glenville53
- Greater Bridgeport53
- Greens Farms53
- Lordship53
- Milford53
- New Canaan53
- Newtown53
- Norwalk53
- Old Greenwich53
- Oronoque53
- Pemberwick53
- Redding53
- Redding Center53
- Ridgefield53
- Riverside53
- Rock Ridge53
- Saugatuck53
- Southport53
- Stamford53
- Tashua53
- Trumbull Center53
- West Mountain53
- Western Connecticut53
- Weston53
- Wilton Center53
- Woodmont53
- Ansonia52
- Baltic52
- Berlin52
- Bethlehem Village52
- Bigelow Corners52
- Blue Hills52
- Branford Center52
- Bristol52
- Broad Brook52
- Canaan52
- Canton Valley52
- Capitol52
- Cheshire Village52
- Chester Center52
- Clinton52
- Colchester52
- Collinsville52
- Conning Towers-Nautilus Park52
- Coventry Lake52
- Cromwell52
- Crystal Lake52
- Danielson52
- Deep River Center52
- Derby52
- Durham52
- East Brooklyn52
- East Hampton52
- Ellington52
- Essex Village52
- Farmington52
- Fenwick52
- Gales Ferry52
- Gaylordsville52
- Glastonbury Center52
- Greenwich52
- Guilford Center52
- Hazardville52
- Hebron52
- Heritage Village52
- Higganum52
- Jewett City52
- Kensington52
- Lake Pocotopaug52
- Lisbon52
- Litchfield52
- Long Hill, Southeastern Connecticut County52
- Lower Connecticut River Valley52
- Madison Center52
- Manchester52
- Mansfield Center52
- Mashantucket52
- Mechanicsville52
- Meriden52
- Middlebury52
- Moodus52
- Mystic52
- Naugatuck52
- Naugatuck Valley52
- New Britain52
- New Hartford Center52
- New London52
- New Preston52
- Newington52
- Niantic52
- Noank52
- North Granby52
- North Grosvenor Dale52
- North Haven52
- Northeastern Connecticut52
- Northford52
- Northwest Harwinton52
- Northwest Hills52
- Oakville52
- Old Lyme52
- Old Mystic52
- Old Saybrook Center52
- Orange52
- Oxoboxo River52
- Pawcatuck52
- Plainfield52
- Plainfield Village52
- Plainville52
- Plantsville52
- Plymouth52
- Poquonock Bridge52
- Portland52
- Prospect52
- Quasset Lake52
- Quinebaug52
- Quinnipiac University52
- Riverton52
- Rockville52
- Salem52
- Salmon Brook52
- Sandy Hook52
- Saybrook Manor52
- Seymour52
- Sherwood Manor52
- Simsbury Center52
- Somers52
- South Central Connecticut52
- South Coventry52
- South Windham52
- South Windsor52
- South Woodstock52
- Southeastern Connecticut52
- Southington52
- Southwood Acres52
- Stafford Springs52
- Storrs52
- Suffield Depot52
- Tariffville52
- Terramuggus52
- Terryville52
- Thomaston52
- Thompsonville52
- Torrington52
- Torrington town52
- Wallingford52
- Wallingford Center52
- Washington52
- Waterford52
- Watertown52
- Wauregan52
- Weatogue52
- West Haven52
- West Simsbury52
- Westbrook Center52
- Wethersfield52
- Willimantic52
- Windsor52
- Windsor Locks52
- Winsted52
- Woodbridge52
- Woodbury52
- Woodbury Center52
- Moosup51
- Canton41
- Colebrook32
