Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 02:40, Aug 14
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- Norwich74
- Woodbury71
- Old Saybrook68
- Hamden66
- Coventry63
- East Haven61
- Killingly60
- Waterbury60
- Fairfield58
- Greenwich58
- Groton58
- Waterford58
- Branford57
- Mystic56
- Pawcatuck56
- Conning Towers-Nautilus Park55
- Fenwick55
- Gales Ferry55
- Guilford55
- Jewett City55
- Killingworth55
- Lisbon55
- Long Hill, Southeastern Connecticut County55
- Lyme55
- Mashantucket55
- Moosup55
- New London55
- Newtown55
- Niantic55
- Noank55
- Old Lyme55
- Old Mystic55
- Old Saybrook Center55
- Oxoboxo River55
- Plainfield55
- Plainfield Village55
- Poquonock Bridge55
- Saybrook Manor55
- Simsbury55
- Southeastern Connecticut55
- Baltic54
- Chester Center54
- Clinton54
- Colchester54
- Danielson54
- Deep River Center54
- East Brooklyn54
- Essex Village54
- Guilford Center54
- Lower Connecticut River Valley54
- Madison54
- Madison Center54
- Mansfield Center54
- Mechanicsville54
- Milford town54
- Moodus54
- North Grosvenor Dale54
- Northeastern Connecticut54
- Pomfret54
- Quasset Lake54
- Quinebaug54
- Salem54
- South Windham54
- South Woodstock54
- Wauregan54
- Westbrook Center54
- Willimantic54
- Ansonia53
- Ashford53
- Blue Hills53
- Branford Center53
- Broad Brook53
- Byram53
- Cannondale53
- Capitol53
- Cheshire Village53
- Cos Cob53
- Coventry Lake53
- Cromwell53
- Crystal Lake53
- Danbury53
- Darien Downtown53
- Derby53
- Durham53
- East Hampton53
- Ellington53
- Glastonbury Center53
- Glenville53
- Greater Bridgeport53
- Greens Farms53
- Greenwich town53
- Hebron53
- Higganum53
- Kensington53
- Lake Pocotopaug53
- Lordship53
- Manchester53
- Meriden53
- Middletown53
- Milford53
- Newington53
- North Haven53
- Northford53
- Norwalk53
- Old Greenwich53
- Orange53
- Oronoque53
- Pemberwick53
- Portland53
- Quinnipiac University53
- Redding53
- Redding Center53
- Ridgefield53
- Riverside53
- Rock Ridge53
- Rockville53
- Saugatuck53
- Seymour53
- Somers53
- South Central Connecticut53
- South Coventry53
- South Windsor53
- Southport53
- Stafford53
- Stafford Springs53
- Stamford53
- Storrs53
- Stratford53
- Tashua53
- Terramuggus53
- Trumbull Center53
- Wallingford53
- Wallingford Center53
- West Haven53
- Western Connecticut53
- Weston53
- Wethersfield53
- Wilton Center53
- Woodbridge53
- Woodmont53
- Bethel52
- Bethlehem Village52
- Bigelow Corners52
- Bristol52
- Canaan52
- Canton Valley52
- Colebrook52
- Collinsville52
- Deep River52
- Farmington52
- Gaylordsville52
- Hartford52
- Hazardville52
- Heritage Village52
- Litchfield52
- Middlebury52
- Naugatuck52
- Naugatuck Valley52
- New Britain52
- New Hartford Center52
- New Haven52
- New Milford52
- New Preston52
- North Granby52
- Northwest Harwinton52
- Northwest Hills52
- Oakville52
- Oxford52
- Plainville52
- Plantsville52
- Plymouth52
- Prospect52
- Riverton52
- Salmon Brook52
- Sandy Hook52
- Sherwood Manor52
- Simsbury Center52
- Southington52
- Southwood Acres52
- Suffield Depot52
- Tariffville52
- Terryville52
- Thomaston52
- Thompsonville52
- Torrington52
- Torrington town52
- Trumbull52
- Washington52
- Watertown52
- Weatogue52
- West Simsbury52
- Windsor52
- Windsor Locks52
- Winsted52
- Woodbury Center52
- Mansfield51
- Montville51
- Shelton51
- East Hartford50
- Bridgeport49
- Cheshire49
- Berlin48
- Lebanon46
- New Canaan44
- Canterbury43
- Sherman43
- West Mountain42
- Tolland41
- Glastonbury39
- West Hartford39
- Waterford town37
- Winchester37
- Cornwall36
- Westport34
- Enfield32
- Canton1
