Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 16:04, Aug 08
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Greenwich68
- Simsbury62
- Trumbull52
- Bridgeport51
- Byram48
- Cos Cob48
- Darien Downtown48
- Glenville48
- Greenwich town48
- Old Greenwich48
- Pawcatuck48
- Pemberwick48
- Riverside48
- Rock Ridge48
- Stamford48
- Bethel47
- Cannondale47
- Danielson47
- East Brooklyn47
- Greens Farms47
- Jewett City47
- Mashantucket47
- Moosup47
- Mystic47
- Norwalk47
- Old Mystic47
- Plainfield Village47
- Redding47
- Redding Center47
- Ridgefield47
- Saugatuck47
- Southport47
- Wauregan47
- Western Connecticut47
- Weston47
- Wilton Center47
- Baltic46
- Bigelow Corners46
- Conning Towers-Nautilus Park46
- Derby46
- Gales Ferry46
- Gaylordsville46
- Greater Bridgeport46
- Heritage Village46
- Lisbon46
- Long Hill, Southeastern Connecticut County46
- Lordship46
- Mechanicsville46
- Milford46
- New London46
- New Milford46
- New Preston46
- Niantic46
- Noank46
- North Grosvenor Dale46
- Northeastern Connecticut46
- Oronoque46
- Oxoboxo River46
- Pomfret46
- Poquonock Bridge46
- Sandy Hook46
- South Woodstock46
- Southeastern Connecticut46
- Stratford46
- Tashua46
- Trumbull Center46
- Washington46
- Woodmont46
- Ansonia45
- Bethlehem Village45
- Branford Center45
- Essex Village45
- Fenwick45
- Groton45
- Middlebury45
- Old Lyme45
- Old Saybrook Center45
- Orange45
- Quasset Lake45
- Quinebaug45
- Salem45
- Saybrook Manor45
- Seymour45
- South Central Connecticut45
- South Windham45
- West Haven45
- Westbrook Center45
- Woodbridge45
- Woodbury Center45
- Bristol44
- Canaan44
- Cheshire Village44
- Chester Center44
- Clinton44
- Colchester44
- Deep River Center44
- Durham44
- Guilford Center44
- Higganum44
- Litchfield44
- Lower Connecticut River Valley44
- Madison44
- Madison Center44
- Mansfield Center44
- Meriden44
- Moodus44
- Naugatuck44
- Naugatuck Valley44
- North Haven44
- Northford44
- Northwest Harwinton44
- Northwest Hills44
- Oakville44
- Plantsville44
- Plymouth44
- Prospect44
- Quinnipiac University44
- Terryville44
- Thomaston44
- Torrington44
- Torrington town44
- Wallingford44
- Wallingford Center44
- Watertown44
- Willimantic44
- Ashford43
- Canton Valley43
- Collinsville43
- Coventry43
- Coventry Lake43
- Cromwell43
- Crystal Lake43
- East Hampton43
- Farmington43
- Glastonbury Center43
- Hebron43
- Kensington43
- Lake Pocotopaug43
- Middletown43
- New Britain43
- New Hartford Center43
- Newington43
- North Granby43
- Plainville43
- Portland43
- Riverton43
- Rockville43
- Simsbury Center43
- South Coventry43
- Stafford43
- Stafford Springs43
- Storrs43
- Terramuggus43
- Weatogue43
- West Simsbury43
- Wethersfield43
- Winsted43
- Blue Hills42
- Broad Brook42
- Capitol42
- Cornwall42
- Ellington42
- Hazardville42
- Manchester42
- Salmon Brook42
- Sherwood Manor42
- Somers42
- South Windsor42
- Southwood Acres42
- Suffield Depot42
- Tariffville42
- Thompsonville42
- Windsor42
- Danbury39
- New Canaan38
- Windsor Locks38
- East Hartford33
- Fairfield32
- Hamden32
- New Haven31
- Westport28
- East Haven24
- Waterbury24
- Winchester24
- Berlin22
- Enfield22
- Killingly22
- Hartford21
- Oxford20
- Southington19
- Old Saybrook17
- Milford town16
- Newtown16
- Branford13
- Canterbury13
- Mansfield13
- Plainfield13
- West Mountain13
- Canton12
- Montville12
- Sherman12
- Waterford12
- Woodbury12
- West Hartford11
- Glastonbury9
- Colebrook8
- Lyme8
- Tolland8
- Deep River7
- Killingworth6
- Lebanon4
- Norwich4
- Guilford3
- Cheshire2
- Waterford town1
