Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 20:47, Sep 05
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- New Canaan90
- Mystic50
- Noank50
- Pawcatuck50
- Poquonock Bridge50
- Conning Towers-Nautilus Park49
- Long Hill, Southeastern Connecticut County49
- Mashantucket49
- New London49
- Old Mystic49
- Gales Ferry48
- Niantic48
- Fenwick47
- Jewett City47
- Old Lyme47
- Old Saybrook Center47
- Oxoboxo River47
- Southeastern Connecticut47
- Lisbon46
- Norwich46
- Plainfield Village46
- Saybrook Manor46
- Westbrook Center46
- Baltic45
- Salem45
- Clinton44
- Moosup44
- Chester Center43
- Deep River Center43
- Madison Center43
- Wauregan43
- Colchester42
- Danielson42
- East Brooklyn42
- South Windham42
- Guilford Center41
- Lower Connecticut River Valley41
- Madison41
- Mansfield Center41
- Moodus41
- Northeastern Connecticut41
- Pomfret41
- Willimantic41
- Ashford39
- East Hampton39
- Higganum39
- Mechanicsville39
- North Grosvenor Dale39
- Quasset Lake39
- Quinebaug39
- South Coventry39
- South Woodstock39
- Storrs39
- Branford Center38
- Coventry Lake38
- Lake Pocotopaug38
- Terramuggus38
- Durham37
- Portland37
- South Central Connecticut37
- Crystal Lake36
- Glastonbury Center36
- Manchester36
- Northford36
- Rockville36
- Stafford36
- Stafford Springs36
- Cromwell35
- Ellington35
- Capitol34
- North Haven34
- Wethersfield34
- Meriden33
- Somers33
- South Windsor33
- Wallingford33
- Wallingford Center33
- West Haven33
- Woodmont33
- Broad Brook32
- Groton32
- Kensington32
- Lordship32
- Milford32
- Newington32
- Quinnipiac University32
- Cheshire Village31
- East Hartford31
- Hazardville31
- New Britain31
- Orange31
- Southwood Acres31
- Stratford31
- Woodbridge31
- Blue Hills30
- Cheshire30
- Middletown30
- Sherwood Manor30
- Ansonia29
- Derby29
- Greater Bridgeport29
- Oronoque29
- Plantsville29
- Southport29
- Suffield Depot29
- Thompsonville29
- Trumbull Center29
- Windsor29
- Windsor Locks29
- East Haven28
- Greens Farms28
- Prospect28
- Seymour28
- Westport28
- Danbury27
- Farmington27
- Norwalk27
- Old Greenwich27
- Plainville27
- Saugatuck27
- Darien Downtown26
- Naugatuck26
- New Haven26
- Riverside26
- Tariffville26
- Byram25
- Cornwall25
- Cos Cob25
- Simsbury Center25
- Stamford25
- Tashua25
- Weatogue25
- Bolton24
- Bristol24
- Fairfield24
- Glenville24
- Greenwich town24
- Montville24
- Naugatuck Valley24
- Pemberwick24
- Rock Ridge24
- Weston24
- Cannondale23
- Lyme23
- Mansfield23
- Middlebury23
- Salmon Brook23
- Sandy Hook23
- Waterford23
- West Simsbury23
- Wilton Center23
- Canton Valley22
- Collinsville22
- Coventry22
- Glastonbury22
- Killingly22
- Oakville22
- Plymouth22
- Redding Center22
- Southington22
- Terryville22
- Bridgeport21
- Canton21
- Deep River21
- Hartford21
- Heritage Village21
- Lebanon21
- North Granby21
- Ridgefield21
- Thomaston21
- Waterbury21
- Watertown21
- Western Connecticut21
- Woodbury Center21
- Bethel20
- Canterbury20
- West Hartford20
- Killingworth19
- Trumbull19
- Bethlehem Village18
- Branford18
- New Hartford Center18
- Northwest Harwinton18
- Tolland18
- Sherman17
- Simsbury17
- Winchester17
- Bigelow Corners16
- Litchfield16
- Berlin15
- Riverton15
- Shelton15
- Winsted15
- Hamden14
- Milford town14
- New Milford14
- Torrington14
- Torrington town14
- Washington14
- Enfield13
- New Preston13
- Newtown13
- Northwest Hills13
- Gaylordsville12
- Canaan11
- Greenwich11
- Hebron11
- Old Saybrook11
- Oxford10
- Guilford8
- Woodbury6
- Colebrook4
- Essex Village3
- Plainfield3
- Redding2
- Waterford town1
- West Mountain1
