Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 23:39, Aug 27
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Plainfield58
- Simsbury56
- Hamden55
- Byram54
- Cos Cob54
- Darien Downtown54
- Glenville54
- Greater Bridgeport54
- Greens Farms54
- Greenwich town54
- Lordship54
- Norwalk54
- Old Greenwich54
- Pemberwick54
- Riverside54
- Rock Ridge54
- Saugatuck54
- Southport54
- Stamford54
- Conning Towers-Nautilus Park53
- Fenwick53
- Greenwich53
- Long Hill, Southeastern Connecticut County53
- Mashantucket53
- Milford53
- Mystic53
- New London53
- Niantic53
- Noank53
- Old Lyme53
- Old Mystic53
- Old Saybrook Center53
- Pawcatuck53
- Poquonock Bridge53
- Saybrook Manor53
- Stratford53
- Waterford town53
- Westbrook Center53
- Weston53
- Woodmont53
- Ansonia52
- Bethel52
- Bethlehem Village52
- Bigelow Corners52
- Blue Hills52
- Branford Center52
- Bristol52
- Canaan52
- Cannondale52
- Canton52
- Canton Valley52
- Cheshire Village52
- Chester Center52
- Clinton52
- Colebrook52
- Collinsville52
- Deep River Center52
- Derby52
- Durham52
- Essex Village52
- Farmington52
- Gales Ferry52
- Gaylordsville52
- Guilford Center52
- Hazardville52
- Heritage Village52
- Kensington52
- Litchfield52
- Lower Connecticut River Valley52
- Madison52
- Madison Center52
- Meriden52
- Middlebury52
- Middletown52
- Naugatuck52
- Naugatuck Valley52
- New Britain52
- New Hartford Center52
- New Milford52
- New Preston52
- Newington52
- North Granby52
- North Haven52
- Northford52
- Northwest Harwinton52
- Northwest Hills52
- Oakville52
- Orange52
- Oronoque52
- Oxoboxo River52
- Plainville52
- Plantsville52
- Plymouth52
- Prospect52
- Quinnipiac University52
- Redding52
- Redding Center52
- Ridgefield52
- Riverton52
- Salmon Brook52
- Sandy Hook52
- Seymour52
- Sherwood Manor52
- Simsbury Center52
- Somers52
- South Central Connecticut52
- Southeastern Connecticut52
- Southington52
- Southwood Acres52
- Suffield Depot52
- Tariffville52
- Tashua52
- Terryville52
- Thomaston52
- Thompsonville52
- Torrington52
- Torrington town52
- Trumbull Center52
- Wallingford52
- Wallingford Center52
- Washington52
- Watertown52
- Weatogue52
- West Haven52
- West Simsbury52
- Western Connecticut52
- Wilton Center52
- Windsor52
- Windsor Locks52
- Winsted52
- Woodbridge52
- Woodbury Center52
- Ashford51
- Baltic51
- Broad Brook51
- Capitol51
- Colchester51
- Coventry51
- Coventry Lake51
- Cromwell51
- Crystal Lake51
- Danielson51
- East Brooklyn51
- East Hampton51
- Ellington51
- Glastonbury Center51
- Hebron51
- Higganum51
- Jewett City51
- Lake Pocotopaug51
- Lisbon51
- Manchester51
- Mansfield Center51
- Mechanicsville51
- Moodus51
- Moosup51
- North Grosvenor Dale51
- Northeastern Connecticut51
- Plainfield Village51
- Pomfret51
- Portland51
- Quasset Lake51
- Quinebaug51
- Rockville51
- Salem51
- South Coventry51
- South Windham51
- South Windsor51
- South Woodstock51
- Stafford51
- Stafford Springs51
- Storrs51
- Terramuggus51
- Wauregan51
- Wethersfield51
- Willimantic51
- Danbury44
- Groton39
- New Haven39
- Cornwall38
- Waterbury37
- Fairfield36
- Hartford36
- Killingly33
- New Canaan33
- Old Saybrook33
- East Hartford32
- Mansfield32
- Sherman32
- Winchester32
- Woodbury30
- Lebanon29
- Trumbull29
- East Haven28
- Newtown28
- Berlin26
- West Hartford26
- Lyme25
- Montville25
- Branford23
- Bridgeport23
- Canterbury23
- Westport23
- Deep River22
- Glastonbury22
- Killingworth22
- Oxford22
- Shelton22
- Tolland21
- Norwich19
- Waterford19
- West Mountain19
- Enfield18
- Guilford18
- Cheshire16
- Milford town12
