Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 09:20, Oct 26
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- Shelton155
- East Haven78
- Woodbury71
- Windsor66
- Danbury63
- New Haven60
- Hartford57
- Ansonia56
- Branford Center56
- Byram56
- Cannondale56
- Clinton56
- Cos Cob56
- Darien Downtown56
- Derby56
- Glenville56
- Greater Bridgeport56
- Greens Farms56
- Greenwich town56
- Guilford Center56
- Hamden56
- Lordship56
- Madison Center56
- Milford56
- Naugatuck56
- North Haven56
- Northford56
- Norwalk56
- Old Greenwich56
- Orange56
- Oronoque56
- Pemberwick56
- Prospect56
- Quinnipiac University56
- Redding56
- Redding Center56
- Ridgefield56
- Riverside56
- Rock Ridge56
- Sandy Hook56
- Saugatuck56
- Seymour56
- South Central Connecticut56
- Southport56
- Stamford56
- Stratford56
- Tashua56
- Trumbull56
- Trumbull Center56
- Wallingford Center56
- West Haven56
- Western Connecticut56
- Weston56
- Westport56
- Wilton Center56
- Woodbridge56
- Woodmont56
- Bethel55
- Bristol55
- Cheshire Village55
- Chester Center55
- Cromwell55
- Deep River Center55
- Durham55
- East Hampton55
- Farmington55
- Fenwick55
- Heritage Village55
- Higganum55
- Kensington55
- Lake Pocotopaug55
- Lower Connecticut River Valley55
- Madison55
- Meriden55
- Middlebury55
- Moodus55
- Naugatuck Valley55
- New Britain55
- Newington55
- Niantic55
- Oakville55
- Old Lyme55
- Old Saybrook Center55
- Plainville55
- Plantsville55
- Plymouth55
- Portland55
- Saybrook Manor55
- Southington55
- Terryville55
- Wallingford55
- Watertown55
- Westbrook Center55
- Woodbury Center55
- Bethlehem Village54
- Bigelow Corners54
- Blue Hills54
- Capitol54
- Colchester54
- Collinsville54
- Conning Towers-Nautilus Park54
- Gales Ferry54
- Glastonbury Center54
- Long Hill, Southeastern Connecticut County54
- Manchester54
- New London54
- New Milford54
- Noank54
- Oxoboxo River54
- Plainfield54
- Poquonock Bridge54
- Salem54
- Southeastern Connecticut54
- Terramuggus54
- Thomaston54
- Wethersfield54
- Ashford53
- Baltic53
- Broad Brook53
- Canterbury53
- Canton53
- Canton Valley53
- Coventry Lake53
- Crystal Lake53
- Danielson53
- East Brooklyn53
- Ellington53
- Hazardville53
- Jewett City53
- Lisbon53
- Litchfield53
- Mansfield53
- Mansfield Center53
- Mashantucket53
- Moosup53
- Mystic53
- Northeastern Connecticut53
- Northwest Harwinton53
- Norwich53
- Old Mystic53
- Pawcatuck53
- Plainfield Village53
- Quasset Lake53
- Rockville53
- Sherwood Manor53
- Simsbury Center53
- Somers53
- South Coventry53
- South Windham53
- South Windsor53
- South Woodstock53
- Southwood Acres53
- Stafford Springs53
- Storrs53
- Suffield Depot53
- Tariffville53
- Thompsonville53
- Wauregan53
- Weatogue53
- West Simsbury53
- Willimantic53
- Windsor Locks53
- Gaylordsville52
- Mechanicsville52
- New Hartford Center52
- New Preston52
- North Granby52
- North Grosvenor Dale52
- Quinebaug52
- Salmon Brook52
- Stafford52
- Torrington52
- Torrington town52
- Waterbury52
- Winsted52
- Coventry51
- Groton51
- Northwest Hills51
- Riverton51
- Branford47
- Oxford47
- West Hartford47
- East Hartford44
- Enfield43
- Lebanon43
- Canaan42
- Milford town42
- Old Saybrook42
- Waterford41
- Cornwall40
- Greenwich40
- Berlin39
- Deep River38
- Bridgeport34
- Fairfield34
- Montville34
- Killingly33
- Simsbury33
- Killingworth32
- Pomfret32
- Winchester32
- Lyme31
- Bolton30
- Glastonbury30
- New Canaan29
- Tolland28
- Guilford26
- Sherman23
- Essex Village17
- West Mountain14
- Colebrook8
- Washington7
- Newtown5
- Hebron3
- Cheshire1
- Waterford town0
