Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 03:55, Sep 06
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Hamden39
- Simsbury39
- East Haven38
- Fenwick38
- Old Saybrook Center38
- Saybrook Manor38
- Westbrook Center38
- Clinton37
- Madison Center37
- Niantic37
- Old Lyme37
- Branford Center36
- Guilford Center36
- Lordship36
- Plainfield36
- Essex Village35
- New London35
- South Central Connecticut35
- Byram34
- Chester Center34
- Darien Downtown34
- Deep River Center34
- Greater Bridgeport34
- Greens Farms34
- Long Hill, Southeastern Connecticut County34
- Madison34
- Milford34
- Norwalk34
- Old Greenwich34
- Poquonock Bridge34
- Saugatuck34
- Southport34
- Stratford34
- Westport34
- Woodmont34
- Conning Towers-Nautilus Park33
- Cos Cob33
- Lower Connecticut River Valley33
- Mystic33
- Noank33
- Orange33
- Pemberwick33
- Riverside33
- West Haven33
- Durham32
- Gales Ferry32
- Glenville32
- Greenwich town32
- Higganum32
- Moodus32
- North Haven32
- Northford32
- Old Mystic32
- Oronoque32
- Oxoboxo River32
- Pawcatuck32
- Rock Ridge32
- Salem32
- Stamford32
- Trumbull Center32
- Ansonia31
- Deep River31
- Derby31
- New Haven31
- Quinnipiac University31
- Southeastern Connecticut31
- Tashua31
- Wallingford31
- Wallingford Center31
- Weston31
- Wilton Center31
- Winchester31
- Woodbridge31
- Cannondale30
- Coventry30
- Mashantucket30
- Berlin29
- East Hampton29
- Portland29
- Seymour29
- Cheshire Village28
- Colchester28
- Lake Pocotopaug28
- Norwich28
- Old Saybrook28
- Redding28
- Redding Center28
- Ridgefield28
- Western Connecticut28
- Baltic27
- Cheshire27
- Cromwell27
- Meriden27
- Prospect27
- Sandy Hook27
- Terramuggus27
- Trumbull27
- Bridgeport26
- Jewett City26
- Kensington26
- Killingworth26
- Lisbon26
- Naugatuck26
- South Windham26
- West Mountain26
- Bethel25
- Glastonbury Center25
- Plainfield Village25
- Plantsville25
- Wethersfield25
- Willimantic25
- Branford24
- Coventry Lake24
- East Hartford24
- Hartford24
- Heritage Village24
- Manchester24
- Mansfield Center24
- Middlebury24
- Moosup24
- Naugatuck Valley24
- New Britain24
- Newington24
- South Coventry24
- Storrs24
- Wauregan24
- Capitol23
- Danielson23
- East Brooklyn23
- Groton23
- Northeastern Connecticut23
- Oakville23
- Plainville23
- Pomfret23
- Woodbury Center23
- Ashford22
- Bigelow Corners22
- Blue Hills22
- Bristol22
- Crystal Lake22
- Danbury22
- Farmington22
- Plymouth22
- Quasset Lake22
- Rockville22
- South Windsor22
- South Woodstock22
- Southington22
- Stafford Springs22
- Terryville22
- Watertown22
- Bolton21
- Broad Brook21
- Cornwall21
- Ellington21
- Guilford21
- Mechanicsville21
- Middletown21
- North Grosvenor Dale21
- Quinebaug21
- Somers21
- Southwood Acres21
- Stafford21
- Waterbury21
- Windsor21
- Windsor Locks21
- Bethlehem Village20
- Hazardville20
- Sherwood Manor20
- Suffield Depot20
- Tariffville20
- Thomaston20
- Thompsonville20
- Weatogue20
- West Hartford20
- Canton19
- Canton Valley19
- Collinsville19
- New Milford19
- Northwest Harwinton19
- Salmon Brook19
- Simsbury Center19
- West Simsbury19
- Fairfield18
- Litchfield18
- Lyme18
- New Hartford Center18
- North Granby18
- Shelton18
- Washington18
- Gaylordsville17
- Glastonbury17
- Greenwich17
- Montville17
- New Canaan17
- New Preston17
- Newtown17
- Riverton17
- Torrington17
- Torrington town17
- Winsted17
- Canaan16
- Enfield16
- Mansfield16
- Northwest Hills16
- Sherman16
- Milford town15
- Lebanon14
- Waterford14
- Canterbury13
- Tolland13
- Woodbury13
- Killingly11
- Colebrook8
- Hebron8
- Oxford8
- Waterford town1
