Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 11:16, Aug 26
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- Ansonia59
- Bethel59
- Bethlehem Village59
- Bigelow Corners59
- Byram59
- Cannondale59
- Cheshire59
- Cheshire Village59
- Cos Cob59
- Darien Downtown59
- Derby59
- Gaylordsville59
- Glenville59
- Greater Bridgeport59
- Greens Farms59
- Greenwich town59
- Heritage Village59
- Lordship59
- Middlebury59
- Milford59
- Naugatuck59
- Naugatuck Valley59
- New Milford59
- Norwalk59
- Oakville59
- Old Greenwich59
- Orange59
- Oronoque59
- Pemberwick59
- Plantsville59
- Prospect59
- Quinnipiac University59
- Redding59
- Redding Center59
- Ridgefield59
- Riverside59
- Rock Ridge59
- Sandy Hook59
- Saugatuck59
- Seymour59
- Southington59
- Southport59
- Stamford59
- Stratford59
- Tashua59
- Trumbull Center59
- Watertown59
- West Haven59
- West Mountain59
- Western Connecticut59
- Weston59
- Wilton Center59
- Woodbridge59
- Woodbury Center59
- Woodmont59
- Branford Center58
- Bristol58
- Meriden58
- North Haven58
- Northford58
- Plymouth58
- South Central Connecticut58
- Terryville58
- Thomaston58
- Wallingford58
- Wallingford Center58
- Washington58
- New Preston57
- Plainville57
- Durham56
- Farmington56
- Guilford Center56
- Kensington56
- Litchfield56
- New Britain56
- Blue Hills55
- Broad Brook55
- Canaan55
- Canton55
- Canton Valley55
- Capitol55
- Collinsville55
- Cromwell55
- Ellington55
- Glastonbury Center55
- Hazardville55
- Higganum55
- Madison55
- Madison Center55
- Manchester55
- New Hartford Center55
- Newington55
- North Granby55
- Northwest Harwinton55
- Northwest Hills55
- Portland55
- Riverton55
- Rockville55
- Salmon Brook55
- Sherwood Manor55
- Simsbury Center55
- Somers55
- South Windsor55
- Southwood Acres55
- Suffield Depot55
- Tariffville55
- Terramuggus55
- Thompsonville55
- Torrington55
- Torrington town55
- Weatogue55
- West Simsbury55
- Wethersfield55
- Windsor55
- Windsor Locks55
- Winsted55
- Ashford54
- Baltic54
- Chester Center54
- Clinton54
- Colchester54
- Conning Towers-Nautilus Park54
- Coventry Lake54
- Crystal Lake54
- Danielson54
- Deep River Center54
- East Brooklyn54
- East Hampton54
- Essex Village54
- Fenwick54
- Gales Ferry54
- Jewett City54
- Lake Pocotopaug54
- Lisbon54
- Long Hill, Southeastern Connecticut County54
- Lower Connecticut River Valley54
- Mansfield Center54
- Mashantucket54
- Mechanicsville54
- Moodus54
- Moosup54
- Mystic54
- New London54
- Niantic54
- Noank54
- North Grosvenor Dale54
- Northeastern Connecticut54
- Norwich54
- Old Lyme54
- Old Mystic54
- Old Saybrook Center54
- Oxoboxo River54
- Pawcatuck54
- Plainfield Village54
- Pomfret54
- Poquonock Bridge54
- Quasset Lake54
- Quinebaug54
- Salem54
- Saybrook Manor54
- South Coventry54
- South Windham54
- South Woodstock54
- Southeastern Connecticut54
- Stafford54
- Stafford Springs54
- Storrs54
- Waterford town54
- Wauregan54
- Westbrook Center54
- Willimantic54
- Shelton51
- East Haven23
- Plainfield23
- Waterbury23
- Groton22
- Hartford22
- East Hartford21
- Cornwall20
- Trumbull19
- Coventry18
- Fairfield18
- Hamden17
- Killingly17
- Lebanon17
- Oxford17
- Berlin16
- Montville15
- New Haven15
- Canterbury13
- Enfield13
- Bridgeport12
- Branford11
- Danbury11
- Greenwich11
- Mansfield11
- Middletown11
- Old Saybrook11
- Sherman11
- Simsbury11
- Winchester11
- Killingworth10
- Waterford10
- West Hartford10
- Glastonbury8
- Lyme8
- Newtown8
- Westport8
- Deep River7
- New Canaan7
- Tolland7
- Hebron6
- Woodbury6
- Guilford4
- Colebrook2
- Milford town2
