Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 22:02, Sep 01
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- New Canaan125
- Greenwich77
- Plainfield75
- West Mountain70
- Byram54
- Glenville54
- Greenwich town54
- Pemberwick54
- Rock Ridge54
- Cos Cob53
- Old Greenwich53
- Riverside53
- Stamford53
- Waterbury53
- Darien Downtown52
- Norwalk52
- Ridgefield52
- Saugatuck52
- Cannondale51
- Greens Farms51
- Redding51
- Redding Center51
- Southport51
- Western Connecticut51
- Weston51
- Wilton Center51
- Bethel50
- Bigelow Corners50
- Greater Bridgeport50
- Lordship50
- Milford49
- Oronoque49
- Stratford49
- Tashua49
- Trumbull Center49
- Derby48
- Sandy Hook48
- Woodmont48
- Ansonia47
- Gaylordsville47
- Heritage Village47
- New Milford47
- Orange47
- Seymour47
- West Haven47
- Middlebury46
- Naugatuck46
- Naugatuck Valley46
- New Preston46
- Washington46
- Woodbridge46
- Woodbury Center46
- Bethlehem Village45
- Oakville45
- Watertown45
- Branford Center44
- Cheshire Village44
- Litchfield44
- North Haven44
- Northwest Harwinton44
- Northwest Hills44
- Plymouth44
- Prospect44
- Quinnipiac University44
- Sherman44
- South Central Connecticut44
- Terryville44
- Thomaston44
- Torrington44
- Torrington town44
- Bristol43
- Canton43
- Colebrook43
- Collinsville43
- Cornwall43
- Danbury43
- New Hartford Center43
- Newtown43
- Northford43
- Plantsville43
- Quinebaug43
- Riverton43
- Wallingford43
- Wallingford Center43
- Winsted43
- Canaan42
- Canton Valley42
- Fairfield42
- Farmington42
- Guilford Center42
- Hazardville42
- Meriden42
- New Britain42
- North Granby42
- North Grosvenor Dale42
- Plainville42
- Salmon Brook42
- Sherwood Manor42
- Simsbury Center42
- Somers42
- Stafford42
- Thompsonville42
- Trumbull42
- Weatogue42
- West Simsbury42
- Blue Hills41
- Broad Brook41
- Capitol41
- Cromwell41
- Crystal Lake41
- Durham41
- Ellington41
- Glastonbury Center41
- Kensington41
- Madison41
- Madison Center41
- Manchester41
- Mechanicsville41
- Newington41
- Portland41
- Rockville41
- South Windsor41
- Southwood Acres41
- Stafford Springs41
- Suffield Depot41
- Tariffville41
- Wethersfield41
- Windsor41
- Windsor Locks41
- Ashford40
- Clinton40
- Coventry40
- Coventry Lake40
- Higganum40
- Pomfret40
- Quasset Lake40
- South Woodstock40
- Baltic39
- Chester Center39
- Colchester39
- Conning Towers-Nautilus Park39
- Danielson39
- Deep River Center39
- East Brooklyn39
- East Hampton39
- Fenwick39
- Gales Ferry39
- Jewett City39
- Lake Pocotopaug39
- Lisbon39
- Long Hill, Southeastern Connecticut County39
- Lower Connecticut River Valley39
- Mansfield Center39
- Mashantucket39
- Moodus39
- Moosup39
- Mystic39
- New London39
- Niantic39
- Noank39
- Northeastern Connecticut39
- Norwich39
- Old Lyme39
- Old Mystic39
- Old Saybrook Center39
- Oxoboxo River39
- Pawcatuck39
- Plainfield Village39
- Poquonock Bridge39
- Salem39
- Saybrook Manor39
- South Coventry39
- South Windham39
- Southeastern Connecticut39
- Storrs39
- Terramuggus39
- Waterford town39
- Wauregan39
- Westbrook Center39
- Willimantic39
- Westport38
- Cheshire29
- Groton29
- Killingly28
- New Haven27
- Middletown26
- Oxford26
- East Hartford24
- Simsbury22
- Bridgeport21
- Hamden21
- Shelton19
- East Haven17
- Montville17
- Old Saybrook17
- Winchester16
- Hartford14
- Mansfield14
- Canterbury13
- Waterford13
- Branford11
- Lebanon11
- Lyme11
- Tolland11
- Glastonbury10
- Deep River9
- Killingworth9
- Berlin8
- Enfield5
- Woodbury5
- Guilford4
- Southington4
- Milford town3
- Essex Village2
- West Hartford2
