Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 20:16, Jul 24
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Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Coventry52
- Hamden50
- Quinebaug44
- Stafford44
- Stafford Springs44
- Bigelow Corners43
- Broad Brook43
- Byram43
- Cos Cob43
- Crystal Lake43
- Darien Downtown43
- Ellington43
- Glenville43
- Greenwich town43
- Hazardville43
- New Hartford Center43
- North Granby43
- North Grosvenor Dale43
- Old Greenwich43
- Pemberwick43
- Quasset Lake43
- Ridgefield43
- Riverside43
- Riverton43
- Rock Ridge43
- Rockville43
- Salmon Brook43
- Sherwood Manor43
- Simsbury Center43
- Somers43
- Southwood Acres43
- Stamford43
- Suffield Depot43
- Tariffville43
- Thompsonville43
- West Simsbury43
- Western Connecticut43
- Windsor43
- Bethel42
- Bethlehem Village42
- Blue Hills42
- Bristol42
- Cannondale42
- Canton Valley42
- Capitol42
- Collinsville42
- Coventry Lake42
- Farmington42
- Gaylordsville42
- Greens Farms42
- Hartford42
- Heritage Village42
- Litchfield42
- Manchester42
- Mansfield Center42
- Mechanicsville42
- Middlebury42
- Naugatuck42
- Naugatuck Valley42
- New Milford42
- New Preston42
- Northeastern Connecticut42
- Northwest Harwinton42
- Northwest Hills42
- Norwalk42
- Oakville42
- Plymouth42
- Pomfret42
- Prospect42
- Redding42
- Redding Center42
- Sandy Hook42
- Saugatuck42
- South Coventry42
- South Windsor42
- South Woodstock42
- Southport42
- Storrs42
- Tashua42
- Terryville42
- Thomaston42
- Torrington42
- Torrington town42
- Washington42
- Watertown42
- Weatogue42
- Weston42
- Wilton Center42
- Winsted42
- Woodbury Center42
- Ansonia41
- Canaan41
- Cheshire41
- Cheshire Village41
- Colchester41
- Danielson41
- Derby41
- East Brooklyn41
- Glastonbury Center41
- Greater Bridgeport41
- Hebron41
- Kensington41
- Meriden41
- Moosup41
- New Britain41
- Newington41
- Oronoque41
- Plainfield Village41
- Plainville41
- Plantsville41
- Quinnipiac University41
- Seymour41
- South Windham41
- Southington41
- Stratford41
- Trumbull Center41
- Wauregan41
- Wethersfield41
- Willimantic41
- Woodbridge41
- Baltic40
- Cromwell40
- Durham40
- East Hampton40
- Higganum40
- Jewett City40
- Lake Pocotopaug40
- Lisbon40
- Lordship40
- Middletown40
- Milford40
- Moodus40
- North Haven40
- Northford40
- Orange40
- Portland40
- Salem40
- Terramuggus40
- Wallingford40
- Wallingford Center40
- West Haven40
- Woodmont40
- Branford Center39
- Chester Center39
- Deep River Center39
- Essex Village39
- Guilford Center39
- Lower Connecticut River Valley39
- Madison39
- Madison Center39
- Oxoboxo River39
- South Central Connecticut39
- Southeastern Connecticut39
- Clinton38
- Cornwall38
- Gales Ferry38
- Mashantucket38
- Niantic38
- Old Lyme38
- Conning Towers-Nautilus Park37
- Fenwick37
- Long Hill, Southeastern Connecticut County37
- New London37
- Old Mystic37
- Old Saybrook Center37
- Saybrook Manor37
- Westbrook Center37
- Mystic36
- Noank36
- Plainfield36
- Poquonock Bridge36
- Pawcatuck35
- Killingly31
- Waterbury31
- Windsor Locks31
- Mansfield29
- Berlin28
- Greenwich28
- Simsbury28
- East Haven27
- Ashford25
- Fairfield24
- Groton24
- Danbury22
- Tolland22
- Glastonbury21
- Trumbull21
- Montville20
- Norwich20
- Enfield19
- New Haven19
- Waterford19
- Branford18
- Bridgeport18
- Canterbury18
- East Hartford18
- Lebanon18
- Newtown18
- West Hartford18
- Winchester17
- New Canaan16
- Sherman16
- Killingworth14
- Woodbury14
- Lyme13
- Oxford13
- Deep River12
- Guilford12
- Shelton12
- Milford town11
- Westport11
- West Mountain9
- Colebrook6
- Canton3
- Waterford town3
