Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 01:20, Sep 12
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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- Hamden50
- Coventry46
- East Haven43
- Byram37
- Cos Cob37
- East Hartford37
- Glenville37
- Greenwich town37
- Old Greenwich37
- Pemberwick37
- Riverside37
- Rock Ridge37
- Bridgeport36
- Stamford36
- Darien Downtown34
- Norwalk33
- Windsor33
- Cornwall32
- Greens Farms32
- Mansfield32
- Ridgefield32
- Saugatuck32
- Westport32
- Bolton31
- Cannondale31
- Danielson31
- East Brooklyn31
- Enfield31
- Groton31
- Jewett City31
- Killingly31
- Lisbon31
- Mashantucket31
- Moosup31
- Mystic31
- Noank31
- Old Mystic31
- Pawcatuck31
- Plainfield Village31
- Poquonock Bridge31
- Southport31
- Wauregan31
- Weston31
- Wilton Center31
- Baltic30
- Conning Towers-Nautilus Park30
- Gales Ferry30
- Long Hill, Southeastern Connecticut County30
- Mechanicsville30
- North Grosvenor Dale30
- Northeastern Connecticut30
- Norwich30
- Plainfield30
- Pomfret30
- Quasset Lake30
- South Woodstock30
- Western Connecticut30
- Ansonia29
- Ashford29
- Bethel29
- Bigelow Corners29
- Branford Center29
- Chester Center29
- Clinton29
- Colchester29
- Coventry Lake29
- Deep River Center29
- Derby29
- East Hampton29
- Fenwick29
- Greater Bridgeport29
- Guilford Center29
- Heritage Village29
- Higganum29
- Lake Pocotopaug29
- Lordship29
- Lower Connecticut River Valley29
- Madison29
- Madison Center29
- Mansfield Center29
- Milford29
- Moodus29
- New London29
- Niantic29
- North Haven29
- Northford29
- Old Lyme29
- Old Saybrook Center29
- Orange29
- Oronoque29
- Oxoboxo River29
- Quinebaug29
- Quinnipiac University29
- Redding29
- Redding Center29
- Salem29
- Sandy Hook29
- Saybrook Manor29
- Seymour29
- South Central Connecticut29
- South Coventry29
- South Windham29
- Southeastern Connecticut29
- Storrs29
- Stratford29
- Tashua29
- Terramuggus29
- Trumbull Center29
- Waterford town29
- West Haven29
- Westbrook Center29
- Willimantic29
- Woodbridge29
- Woodmont29
- Cheshire28
- Cheshire Village28
- Cromwell28
- Crystal Lake28
- Durham28
- Fairfield28
- Gaylordsville28
- Glastonbury Center28
- Kensington28
- Manchester28
- Meriden28
- Middlebury28
- Montville28
- Naugatuck28
- Naugatuck Valley28
- New Britain28
- New Milford28
- Newington28
- Oakville28
- Plantsville28
- Portland28
- Prospect28
- Rockville28
- Stafford28
- Stafford Springs28
- Wallingford28
- Wallingford Center28
- Watertown28
- Wethersfield28
- Woodbury Center28
- Bethlehem Village27
- Blue Hills27
- Bristol27
- Broad Brook27
- Capitol27
- Collinsville27
- Ellington27
- Farmington27
- Hazardville27
- New Preston27
- Plainville27
- Plymouth27
- Sherwood Manor27
- Simsbury Center27
- Somers27
- South Windsor27
- Southwood Acres27
- Tariffville27
- Terryville27
- Thomaston27
- Washington27
- Weatogue27
- Windsor Locks27
- Berlin26
- Canaan26
- Canton26
- Canton Valley26
- Litchfield26
- New Hartford Center26
- North Granby26
- Northwest Harwinton26
- Northwest Hills26
- Riverton26
- Salmon Brook26
- Suffield Depot26
- Thompsonville26
- Torrington26
- Torrington town26
- Waterbury26
- West Hartford26
- West Simsbury26
- Winsted26
- Lebanon23
- New Haven23
- Old Saybrook22
- Simsbury22
- Trumbull22
- Glastonbury21
- Hartford21
- Tolland21
- Winchester20
- Southington18
- Branford17
- Canterbury17
- Danbury17
- Lyme16
- New Canaan16
- Sherman16
- Waterford16
- Deep River14
- Killingworth14
- Shelton14
- Newtown13
- Woodbury13
- Greenwich12
- Middletown12
- Oxford12
- Hebron9
- Guilford8
- Milford town8
- Colebrook4
- Essex Village2
- West Mountain2
