Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 05:05, Sep 01
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- Plainfield53
- Ashford52
- Byram52
- Conning Towers-Nautilus Park52
- Cos Cob52
- Danielson52
- Darien Downtown52
- East Brooklyn52
- Glenville52
- Greenwich town52
- Jewett City52
- Lisbon52
- Long Hill, Southeastern Connecticut County52
- Mashantucket52
- Mechanicsville52
- Moosup52
- Mystic52
- Noank52
- North Grosvenor Dale52
- Northeastern Connecticut52
- Old Greenwich52
- Old Mystic52
- Pawcatuck52
- Pemberwick52
- Plainfield Village52
- Pomfret52
- Poquonock Bridge52
- Quasset Lake52
- Quinebaug52
- Riverside52
- Rock Ridge52
- South Woodstock52
- Stafford52
- Stafford Springs52
- Stamford52
- Wauregan52
- Baltic51
- Blue Hills51
- Broad Brook51
- Capitol51
- Colchester51
- Coventry Lake51
- Crystal Lake51
- Ellington51
- Gales Ferry51
- Greens Farms51
- Hazardville51
- Manchester51
- Mansfield Center51
- New London51
- Niantic51
- Norwalk51
- Norwich51
- Old Lyme51
- Oxoboxo River51
- Rockville51
- Salem51
- Saugatuck51
- Sherwood Manor51
- Somers51
- South Coventry51
- South Windham51
- South Windsor51
- Southeastern Connecticut51
- Southwood Acres51
- Storrs51
- Suffield Depot51
- Terramuggus51
- Thompsonville51
- Waterford town51
- Willimantic51
- Windsor51
- Windsor Locks51
- East Hampton50
- Essex Village50
- Fenwick50
- Glastonbury Center50
- Greenwich50
- Lake Pocotopaug50
- Moodus50
- Newington50
- Old Saybrook Center50
- Saybrook Manor50
- Simsbury50
- Southport50
- Tariffville50
- Weston50
- Wethersfield50
- Wilton Center50
- Branford Center49
- Cannondale49
- Chester Center49
- Clinton49
- Cromwell49
- Deep River Center49
- Durham49
- Farmington49
- Greater Bridgeport49
- Guilford Center49
- Higganum49
- Kensington49
- Lordship49
- Lower Connecticut River Valley49
- Madison49
- Madison Center49
- Meriden49
- New Britain49
- North Granby49
- Northford49
- Plainville49
- Portland49
- Ridgefield49
- Salmon Brook49
- Simsbury Center49
- South Central Connecticut49
- Southington49
- Stratford49
- Tashua49
- Trumbull Center49
- Wallingford49
- Wallingford Center49
- Weatogue49
- West Simsbury49
- Westbrook Center49
- Western Connecticut49
- Woodmont49
- Ansonia48
- Bethel48
- Bethlehem Village48
- Bigelow Corners48
- Bristol48
- Canaan48
- Canton48
- Canton Valley48
- Cheshire Village48
- Collinsville48
- Derby48
- Gaylordsville48
- Heritage Village48
- Litchfield48
- Middlebury48
- Milford48
- Naugatuck48
- Naugatuck Valley48
- New Hartford Center48
- New Milford48
- New Preston48
- North Haven48
- Northwest Harwinton48
- Northwest Hills48
- Oakville48
- Orange48
- Oronoque48
- Plantsville48
- Plymouth48
- Prospect48
- Quinnipiac University48
- Redding48
- Redding Center48
- Riverton48
- Sandy Hook48
- Seymour48
- Terryville48
- Thomaston48
- Torrington48
- Torrington town48
- Washington48
- Watertown48
- West Haven48
- Winsted48
- Woodbridge48
- Woodbury Center48
- Danbury44
- Coventry43
- New Canaan41
- Hartford37
- Groton36
- Middletown36
- Fairfield34
- New Haven34
- Waterbury34
- Hamden33
- Sherman31
- Cornwall30
- Westport29
- Winchester29
- East Hartford28
- Killingly28
- Trumbull28
- East Haven26
- West Hartford26
- Mansfield25
- Newtown25
- Woodbury24
- Glastonbury22
- Berlin21
- Bridgeport21
- Shelton21
- Tolland21
- Lyme20
- West Mountain20
- Canterbury19
- Deep River19
- Montville19
- Killingworth18
- Oxford18
- Enfield17
- Lebanon17
- Old Saybrook17
- Branford15
- Hebron13
- Waterford13
- Milford town10
- Colebrook9
- Guilford7
- Cheshire5
