Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 05:00, Jul 17
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Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Norwich229
- Fairfield199
- West Mountain199
- Hamden198
- Waterford town188
- Groton187
- Greenwich186
- East Haven183
- Bridgeport182
- Waterford182
- New Canaan179
- Danbury174
- Lyme173
- Oxford173
- Milford town170
- Newtown170
- Trumbull170
- Deep River169
- Guilford169
- Shelton169
- Killingworth167
- Branford166
- New Haven166
- Canterbury165
- Cheshire162
- Montville160
- Westport160
- Canton152
- Lebanon152
- Coventry143
- Berlin140
- Cornwall139
- Hartford136
- Sherman136
- Byram134
- Glenville133
- Pemberwick133
- Greenwich town132
- Rock Ridge132
- Cos Cob131
- Old Greenwich131
- Riverside131
- Winchester129
- Stamford128
- Darien Downtown126
- Glastonbury125
- Norwalk125
- Saugatuck124
- West Hartford124
- Wilton Center124
- Windsor Locks124
- Cannondale123
- Greens Farms123
- Ridgefield123
- Southport123
- Weston123
- Western Connecticut122
- Greater Bridgeport121
- Redding121
- Redding Center121
- Bethel120
- Lordship120
- Oronoque120
- Stratford120
- Tashua120
- Trumbull Center120
- Ansonia119
- Derby119
- Milford119
- Orange119
- Woodmont119
- Bigelow Corners118
- Sandy Hook118
- Seymour118
- West Haven118
- Woodbridge118
- Branford Center117
- South Central Connecticut117
- East Hartford116
- North Haven116
- Guilford Center115
- Heritage Village115
- Madison Center115
- Naugatuck115
- Quinnipiac University115
- Enfield114
- Madison114
- Northford114
- Clinton113
- Middlebury113
- Naugatuck Valley113
- New Milford113
- Prospect113
- Tolland113
- Wallingford113
- Wallingford Center113
- Cheshire Village112
- Durham112
- Saybrook Manor112
- Westbrook Center112
- Woodbury112
- Woodbury Center112
- Chester Center111
- Deep River Center111
- Essex Village111
- Fenwick111
- Gaylordsville111
- Lower Connecticut River Valley111
- Oakville111
- Old Saybrook Center111
- Waterbury111
- Watertown110
- Higganum109
- Meriden109
- Old Lyme109
- Plantsville109
- Washington109
- Bethlehem Village108
- Middletown108
- New Preston108
- Southington108
- Moodus107
- Niantic107
- Plymouth107
- Portland107
- Thomaston107
- Bristol106
- Kensington106
- Terryville106
- Cromwell105
- Litchfield105
- New London105
- Salem105
- Conning Towers-Nautilus Park104
- East Hampton104
- Lake Pocotopaug104
- Long Hill, Southeastern Connecticut County104
- New Britain104
- Plainville104
- Gales Ferry103
- Newington103
- Noank103
- Northwest Harwinton103
- Oxoboxo River103
- Poquonock Bridge103
- Colchester102
- Farmington102
- Old Mystic102
- Terramuggus102
- Wethersfield102
- Ashford101
- Glastonbury Center101
- Mystic101
- Southeastern Connecticut101
- Northwest Hills100
- Torrington100
- Torrington town100
- Collinsville99
- Hebron99
- Mashantucket99
- Canton Valley98
- New Hartford Center98
- Pawcatuck98
- Baltic97
- Blue Hills97
- Capitol97
- Manchester97
- South Windham97
- Weatogue97
- West Simsbury97
- Winsted97
- Coventry Lake96
- Jewett City96
- Lisbon96
- Riverton96
- Simsbury Center96
- South Coventry96
- South Windsor96
- Tariffville96
- Willimantic96
- Windsor96
- Mansfield95
- Mansfield Center95
- Rockville95
- Storrs95
- Broad Brook94
- Canaan94
- Salmon Brook94
- Ellington93
- Plainfield Village93
- Southwood Acres93
- Suffield Depot93
- Crystal Lake92
- North Granby92
- Plainfield92
- Thompsonville92
- Hazardville91
- Moosup91
- Sherwood Manor91
- Wauregan91
- East Brooklyn90
- Northeastern Connecticut90
- Somers90
- Stafford90
- Stafford Springs90
- Danielson89
- Pomfret89
- Quasset Lake88
- South Woodstock88
- Mechanicsville86
- North Grosvenor Dale85
- Quinebaug85
- Colebrook71
