Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 00:36, Oct 26
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Shelton131
- Danbury71
- Mansfield67
- Plainfield67
- New Canaan65
- Bridgeport62
- Fairfield62
- Windsor59
- New Haven57
- Deep River54
- Byram53
- Cos Cob53
- Darien Downtown53
- Glenville53
- Greenwich town53
- Old Greenwich53
- Pemberwick53
- Riverside53
- Rock Ridge53
- Stamford53
- Norwalk52
- Saugatuck52
- West Hartford52
- Westport52
- Cannondale51
- Greens Farms51
- Ridgefield51
- Southport51
- Weston51
- Wilton Center51
- Western Connecticut50
- Greater Bridgeport49
- Lordship49
- Redding Center49
- Bethel48
- Stratford48
- Tashua48
- Trumbull Center48
- Bigelow Corners47
- Milford46
- Newtown46
- Oronoque46
- Sandy Hook46
- Woodmont46
- Ansonia44
- Cornwall44
- Derby44
- Gaylordsville44
- Heritage Village44
- Milford town44
- New Milford44
- Orange44
- Seymour44
- West Haven44
- Middlebury43
- Naugatuck43
- Naugatuck Valley43
- Pomfret43
- Woodbridge43
- Woodbury Center43
- Bethlehem Village42
- Branford Center42
- New Preston42
- North Haven42
- Oakville42
- Prospect42
- Quinnipiac University42
- South Central Connecticut42
- Watertown42
- Bristol41
- Cheshire Village41
- Collinsville41
- Durham41
- Farmington41
- Guilford Center41
- Kensington41
- Litchfield41
- Madison41
- Madison Center41
- Meriden41
- New Britain41
- New Hartford Center41
- Newington41
- Northford41
- Northwest Harwinton41
- Northwest Hills41
- Oxford41
- Plainville41
- Plantsville41
- Plymouth41
- Southington41
- Terryville41
- Thomaston41
- Torrington41
- Torrington town41
- Wallingford41
- Wallingford Center41
- Canton40
- Canton Valley40
- Cromwell40
- Blue Hills39
- Chester Center39
- Clinton39
- Deep River Center39
- Glastonbury Center39
- Greenwich39
- Higganum39
- Lower Connecticut River Valley39
- Portland39
- Riverton39
- Saybrook Manor39
- Simsbury Center39
- Tariffville39
- Waterbury39
- Weatogue39
- West Simsbury39
- Westbrook Center39
- Wethersfield39
- Winsted39
- Broad Brook38
- Canaan38
- Capitol38
- East Hampton38
- East Hartford38
- Essex Village38
- Fenwick38
- Lake Pocotopaug38
- Manchester38
- Moodus38
- North Granby38
- Old Lyme38
- Old Saybrook Center38
- Salmon Brook38
- South Windsor38
- Southwood Acres38
- Suffield Depot38
- Terramuggus38
- Windsor Locks38
- Colchester37
- Hazardville37
- Niantic37
- Rockville37
- Sherwood Manor37
- Thompsonville37
- Coventry Lake36
- Crystal Lake36
- Ellington36
- Hartford36
- New London36
- Salem36
- Somers36
- South Coventry36
- Waterford town36
- Long Hill, Southeastern Connecticut County35
- Oxoboxo River35
- South Windham35
- Stafford35
- Stafford Springs35
- Storrs35
- Willimantic35
- Ashford34
- Baltic34
- Conning Towers-Nautilus Park34
- Gales Ferry34
- Mansfield Center34
- Mystic34
- Noank34
- Norwich34
- Old Mystic34
- Poquonock Bridge34
- Southeastern Connecticut34
- Bolton33
- Branford33
- Jewett City33
- Lisbon33
- Mashantucket33
- Pawcatuck33
- Canterbury32
- Danielson32
- East Brooklyn32
- East Haven32
- Mechanicsville32
- Moosup32
- North Grosvenor Dale32
- Northeastern Connecticut32
- Plainfield Village32
- Quasset Lake32
- Quinebaug32
- South Woodstock32
- Wauregan32
- Winchester29
- Enfield28
- Glastonbury28
- Killingly28
- Simsbury28
- Guilford27
- Trumbull27
- Old Saybrook26
- Tolland26
- Sherman25
- Berlin22
- Lebanon22
- Waterford22
- Hamden19
- Killingworth19
- Middletown19
- Coventry18
- Groton17
- Hebron16
- Lyme16
- Montville16
- Washington13
- Woodbury13
- Colebrook11
- West Mountain10
- Redding1
- Cheshire0
