Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 15:48, Sep 15
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- New Canaan196
- Bethlehem Village53
- Bristol53
- Canaan53
- Canton53
- Canton Valley53
- Collinsville53
- Litchfield53
- New Hartford Center53
- New Preston53
- Northwest Harwinton53
- Northwest Hills53
- Plymouth53
- Riverton53
- Terryville53
- Thomaston53
- Torrington53
- Torrington town53
- Washington53
- Watertown53
- Winsted53
- Bethel52
- Bigelow Corners52
- Blue Hills52
- Broad Brook52
- Capitol52
- Farmington52
- Gaylordsville52
- Heritage Village52
- Middlebury52
- Naugatuck52
- Naugatuck Valley52
- New Britain52
- New Milford52
- Newington52
- North Granby52
- Oakville52
- Plainville52
- Plantsville52
- Salmon Brook52
- Sandy Hook52
- Sherwood Manor52
- Simsbury Center52
- South Windsor52
- Southwood Acres52
- Suffield Depot52
- Tariffville52
- Thompsonville52
- Weatogue52
- West Simsbury52
- Windsor Locks52
- Woodbury Center52
- Cheshire51
- Cheshire Village51
- Hazardville51
- Kensington51
- Prospect51
- Redding Center51
- Ridgefield51
- West Mountain51
- Western Connecticut51
- Somers50
- Wethersfield50
- Ellington49
- Manchester49
- Meriden49
- Rockville49
- Seymour49
- Cannondale48
- Crystal Lake48
- Glastonbury Center48
- Tashua48
- Wilton Center48
- Cromwell47
- Glenville47
- Greenwich town47
- Quinnipiac University47
- Rock Ridge47
- Weston47
- Ansonia46
- Byram46
- Cos Cob46
- Derby46
- Pemberwick46
- Plainfield46
- Stafford46
- Stafford Springs46
- Stamford46
- Wallingford46
- Wallingford Center46
- Woodbridge46
- Riverside45
- Coventry44
- Coventry Lake44
- Darien Downtown44
- North Haven44
- Norwalk44
- Portland44
- Trumbull Center44
- Greater Bridgeport43
- Greens Farms43
- Northford43
- Old Greenwich43
- Oronoque43
- Saugatuck43
- Southport43
- Terramuggus43
- Westport43
- Ashford42
- Durham42
- Lake Pocotopaug42
- Orange42
- South Coventry42
- Storrs42
- East Hampton41
- Higganum41
- Milford41
- Stratford41
- West Haven41
- Lordship40
- Waterbury40
- South Central Connecticut39
- Woodmont39
- Branford Center38
- Colchester38
- Mansfield Center38
- Moodus38
- Quinebaug38
- Willimantic38
- North Grosvenor Dale37
- Quasset Lake37
- South Woodstock37
- Guilford Center36
- Lower Connecticut River Valley36
- Madison36
- Mechanicsville36
- Northeastern Connecticut36
- Pomfret36
- South Windham36
- Chester Center35
- Deep River Center34
- East Brooklyn34
- Madison Center34
- Salem34
- Baltic33
- Clinton33
- Danielson33
- Essex Village33
- Wauregan33
- Jewett City32
- Lisbon32
- Moosup32
- Norwich32
- Oxoboxo River32
- Plainfield Village32
- Saybrook Manor32
- Southeastern Connecticut32
- Westbrook Center32
- Fenwick31
- Gales Ferry31
- Old Lyme31
- Old Saybrook Center31
- Conning Towers-Nautilus Park30
- Danbury30
- Mashantucket30
- New London30
- Niantic30
- Waterford town30
- Windsor30
- Cornwall29
- East Hartford29
- Long Hill, Southeastern Connecticut County29
- Mystic29
- Noank29
- Old Mystic29
- Poquonock Bridge29
- Trumbull29
- Pawcatuck28
- Fairfield26
- Hartford26
- Montville26
- Middletown25
- Groton24
- Southington24
- Bolton23
- Hamden22
- New Haven22
- Shelton22
- Berlin21
- Newtown21
- West Hartford21
- Lebanon20
- Winchester20
- Deep River19
- Mansfield19
- Oxford19
- Sherman19
- Canterbury18
- Glastonbury18
- Greenwich18
- Lyme18
- East Haven17
- Simsbury17
- Tolland17
- Bridgeport16
- Enfield16
- Hebron14
- Killingworth14
- Waterford14
- Woodbury13
- Branford12
- Milford town12
- Old Saybrook11
- Guilford7
- Killingly6
- Redding4
