Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 23:08, Aug 04
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Simsbury55
- Byram52
- Cos Cob51
- Glenville51
- Old Greenwich51
- Pemberwick51
- Riverside51
- Rock Ridge51
- Darien Downtown49
- Stamford49
- Norwalk48
- Greens Farms47
- Saugatuck47
- Cannondale46
- Lordship46
- Ridgefield46
- Southport46
- Weston46
- Wilton Center46
- Greater Bridgeport45
- Western Connecticut45
- Milford44
- Noank44
- Oronoque44
- Pawcatuck44
- Redding Center44
- Tashua44
- Trumbull Center44
- Woodmont44
- Bethel43
- Branford Center43
- Clinton43
- Fenwick43
- Guilford Center43
- Long Hill, Southeastern Connecticut County43
- Madison Center43
- Mystic43
- New London43
- Niantic43
- Old Lyme43
- Old Mystic43
- Old Saybrook Center43
- Orange43
- Poquonock Bridge43
- Saybrook Manor43
- West Haven43
- Westbrook Center43
- Conning Towers-Nautilus Park42
- Derby42
- South Central Connecticut42
- Ansonia41
- Gales Ferry41
- Sandy Hook41
- Essex Village40
- Seymour40
- Woodbridge40
- Bigelow Corners39
- Chester Center39
- Deep River Center39
- Mashantucket39
- North Haven39
- Northford39
- Oxoboxo River39
- Heritage Village38
- Lower Connecticut River Valley38
- Quinnipiac University38
- Southeastern Connecticut38
- Cornwall37
- Durham37
- Naugatuck37
- Newtown37
- Salem37
- Wallingford37
- Wallingford Center37
- Cheshire Village36
- Groton36
- Higganum36
- Jewett City36
- Moodus36
- Prospect36
- Lisbon35
- Middlebury35
- Naugatuck Valley35
- New Milford35
- Woodbury Center35
- Baltic34
- Gaylordsville34
- Meriden34
- Moosup34
- Plainfield Village34
- Trumbull34
- Colchester33
- Danbury33
- Danielson33
- East Brooklyn33
- East Hampton33
- Killingly33
- Lake Pocotopaug33
- Oakville33
- Plantsville33
- Portland33
- South Windham33
- Washington33
- Watertown33
- Wauregan33
- Bethlehem Village32
- Cromwell32
- East Hartford32
- Kensington32
- Mechanicsville32
- New Preston32
- Plymouth32
- Stafford32
- Terramuggus32
- Willimantic32
- Bristol31
- Canaan31
- Farmington31
- Glastonbury Center31
- Hartford31
- Litchfield31
- Mansfield Center31
- Middletown31
- New Britain31
- Newington31
- North Grosvenor Dale31
- Northeastern Connecticut31
- Plainville31
- Quinebaug31
- South Woodstock31
- Terryville31
- Thomaston31
- Wethersfield31
- Blue Hills30
- Broad Brook30
- Canton Valley30
- Capitol30
- Collinsville30
- Coventry Lake30
- Crystal Lake30
- Ellington30
- Hazardville30
- Manchester30
- New Hartford Center30
- North Granby30
- Northwest Harwinton30
- Northwest Hills30
- Pomfret30
- Quasset Lake30
- Riverton30
- Rockville30
- Salmon Brook30
- Sherwood Manor30
- Simsbury Center30
- Somers30
- South Coventry30
- South Windsor30
- Southwood Acres30
- Stafford Springs30
- Storrs30
- Stratford30
- Suffield Depot30
- Tariffville30
- Thompsonville30
- Torrington30
- Torrington town30
- Waterbury30
- Weatogue30
- West Simsbury30
- Windsor30
- Windsor Locks30
- Winsted30
- Coventry29
- Mansfield29
- East Haven28
- Greenwich28
- Hamden28
- West Hartford28
- New Haven27
- Sherman27
- Greenwich town25
- Madison25
- New Canaan25
- Berlin24
- Montville24
- Plainfield24
- Southington24
- Ashford23
- Bridgeport22
- Old Saybrook22
- Winchester22
- Glastonbury21
- Lyme21
- Waterford21
- Branford20
- Deep River20
- Canterbury19
- Fairfield18
- Lebanon18
- Tolland17
- Westport16
- Killingworth15
- Enfield14
- Oxford14
- Milford town13
- Woodbury13
- Guilford12
- Norwich11
- Waterford town7
- West Mountain6
- Colebrook5
- Cheshire3
- Redding3
- Canton1
- Hebron0
