Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 07:20, Sep 01
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- Danbury62
- Greenwich56
- Plainfield54
- Hamden50
- New Canaan47
- Byram44
- Cos Cob44
- Glenville44
- Greenwich town44
- Old Greenwich44
- Pemberwick44
- Riverside44
- Rock Ridge44
- Stamford44
- Bethel43
- Bigelow Corners43
- Cannondale43
- Darien Downtown43
- Greens Farms43
- Norwalk43
- Redding43
- Ridgefield43
- Saugatuck43
- Southport43
- Western Connecticut43
- Weston43
- Wilton Center43
- Gaylordsville42
- Greater Bridgeport42
- Lordship42
- New Milford42
- Redding Center42
- Sandy Hook42
- Stratford42
- Tashua42
- Trumbull Center42
- Ansonia41
- Bethlehem Village41
- Blue Hills41
- Branford Center41
- Bristol41
- Canaan41
- Canton41
- Canton Valley41
- Cheshire Village41
- Collinsville41
- Derby41
- Farmington41
- Hazardville41
- Heritage Village41
- Litchfield41
- Meriden41
- Middlebury41
- Milford41
- Naugatuck41
- Naugatuck Valley41
- New Britain41
- New Hartford Center41
- New Preston41
- North Granby41
- North Haven41
- Northwest Harwinton41
- Northwest Hills41
- Oakville41
- Orange41
- Oronoque41
- Plainville41
- Plantsville41
- Plymouth41
- Prospect41
- Quinebaug41
- Quinnipiac University41
- Riverton41
- Salmon Brook41
- Seymour41
- Sherwood Manor41
- Simsbury Center41
- South Central Connecticut41
- Southington41
- Southwood Acres41
- Suffield Depot41
- Tariffville41
- Terryville41
- Thomaston41
- Thompsonville41
- Torrington41
- Torrington town41
- Wallingford41
- Wallingford Center41
- Washington41
- Watertown41
- Weatogue41
- West Haven41
- West Simsbury41
- Windsor41
- Windsor Locks41
- Winsted41
- Woodbridge41
- Woodbury Center41
- Woodmont41
- Broad Brook40
- Capitol40
- Clinton40
- Cromwell40
- Durham40
- Glastonbury Center40
- Guilford Center40
- Kensington40
- Madison Center40
- Newington40
- North Grosvenor Dale40
- Northford40
- Portland40
- Somers40
- South Windsor40
- Wethersfield40
- Chester Center39
- Conning Towers-Nautilus Park39
- Crystal Lake39
- Danielson39
- Deep River Center39
- East Hampton39
- Ellington39
- Essex Village39
- Fenwick39
- Gales Ferry39
- Higganum39
- Lake Pocotopaug39
- Long Hill, Southeastern Connecticut County39
- Lower Connecticut River Valley39
- Madison39
- Manchester39
- Mechanicsville39
- Mystic39
- New London39
- Niantic39
- Noank39
- Old Lyme39
- Old Mystic39
- Old Saybrook Center39
- Pawcatuck39
- Poquonock Bridge39
- Quasset Lake39
- Rockville39
- Saybrook Manor39
- South Woodstock39
- Stafford39
- Stafford Springs39
- Terramuggus39
- Waterford town39
- Westbrook Center39
- Ashford38
- Baltic38
- Colchester38
- Coventry Lake38
- East Brooklyn38
- Jewett City38
- Lisbon38
- Mansfield Center38
- Mashantucket38
- Moodus38
- Moosup38
- Northeastern Connecticut38
- Norwich38
- Oxoboxo River38
- Plainfield Village38
- Pomfret38
- Salem38
- South Coventry38
- South Windham38
- Southeastern Connecticut38
- Storrs38
- Wauregan38
- Willimantic38
- Fairfield36
- New Haven34
- Trumbull33
- Berlin29
- Coventry28
- Simsbury28
- Waterbury28
- Groton27
- Middletown27
- East Hartford26
- Bridgeport24
- Hartford24
- Lyme24
- Cornwall23
- Killingly22
- Old Saybrook22
- Westport22
- Woodbury22
- Deep River21
- Oxford18
- Shelton18
- Winchester18
- Canterbury17
- East Haven17
- Glastonbury17
- Mansfield17
- Killingworth16
- Newtown16
- West Mountain15
- Guilford14
- Sherman14
- Waterford13
- Branford12
- Lebanon12
- West Hartford12
- Montville11
- Tolland11
- Enfield8
- Milford town3
- Cheshire1
- Colebrook0
