Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 18:33, Sep 05
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Pawcatuck51
- Mystic50
- Long Hill, Southeastern Connecticut County49
- Mashantucket49
- New London49
- Noank49
- Old Mystic49
- Poquonock Bridge49
- Conning Towers-Nautilus Park48
- Gales Ferry48
- Niantic48
- Oxoboxo River48
- Southeastern Connecticut48
- Waterford town48
- Fenwick47
- Jewett City47
- Lisbon47
- Norwich47
- Old Lyme47
- Old Saybrook Center47
- Baltic46
- Moosup46
- Plainfield Village46
- Saybrook Manor46
- Westbrook Center46
- Salem45
- Clinton44
- Danielson44
- East Brooklyn44
- Wauregan44
- Byram43
- Chester Center43
- Deep River Center43
- Madison Center43
- South Windham43
- Colchester42
- Guilford Center42
- Lower Connecticut River Valley42
- Pemberwick42
- Cos Cob41
- Glenville41
- Greenwich town41
- Madison41
- Mansfield Center41
- Mechanicsville41
- Moodus41
- Northeastern Connecticut41
- Old Greenwich41
- Pomfret41
- Riverside41
- Rock Ridge41
- Willimantic41
- North Grosvenor Dale40
- South Woodstock40
- Branford Center39
- Quasset Lake39
- South Central Connecticut39
- Stamford39
- Darien Downtown38
- East Hampton38
- Higganum38
- Lordship38
- Norwalk38
- Quinebaug38
- South Coventry38
- Storrs38
- Woodmont38
- Ashford37
- Coventry Lake37
- Durham37
- Greater Bridgeport37
- Greens Farms37
- Lake Pocotopaug37
- Milford37
- Northford37
- Saugatuck37
- Southport37
- Stratford37
- Terramuggus37
- West Haven37
- Westport37
- North Haven36
- Orange36
- Portland36
- Wallingford36
- Wallingford Center36
- Oronoque35
- Trumbull Center35
- Quinnipiac University34
- Ansonia33
- Cromwell33
- Derby33
- East Haven33
- Glastonbury Center33
- Manchester33
- Meriden33
- Old Saybrook33
- Stafford Springs33
- Weston33
- Wilton Center33
- Woodbridge33
- Cannondale32
- Cheshire32
- Cheshire Village32
- Crystal Lake32
- Ellington32
- Kensington32
- Rockville32
- Stafford32
- Tashua32
- Wethersfield32
- Berlin31
- Capitol31
- New Britain31
- Newington31
- Plantsville31
- Prospect31
- Ridgefield31
- Seymour31
- Somers31
- South Windsor31
- Broad Brook30
- Naugatuck30
- Redding Center30
- Western Connecticut30
- Blue Hills29
- Bristol29
- East Hartford29
- Farmington29
- Hazardville29
- Middlebury29
- Naugatuck Valley29
- Plainville29
- Sandy Hook29
- Southwood Acres29
- Windsor29
- Bethel28
- Canterbury28
- Fairfield28
- Heritage Village28
- Middletown28
- Oakville28
- Plymouth28
- Sherwood Manor28
- Suffield Depot28
- Terryville28
- Thompsonville28
- Trumbull28
- Windsor Locks28
- Montville27
- New Haven27
- Simsbury Center27
- Tariffville27
- Thomaston27
- Watertown27
- Weatogue27
- West Simsbury27
- Woodbury Center27
- Bethlehem Village26
- Bigelow Corners26
- Canton26
- Canton Valley26
- Collinsville26
- Coventry26
- Danbury26
- Deep River26
- Northwest Harwinton26
- Salmon Brook26
- Groton25
- New Hartford Center25
- North Granby25
- Bolton24
- Cornwall24
- Litchfield24
- New Milford24
- Riverton24
- Torrington24
- Torrington town24
- Washington24
- Winsted24
- Gaylordsville23
- Glastonbury23
- Hartford23
- Lyme23
- New Preston23
- Northwest Hills23
- Branford22
- Killingly22
- Killingworth22
- Mansfield22
- New Canaan22
- West Hartford22
- Bridgeport21
- Plainfield21
- Shelton21
- Southington21
- Tolland21
- Canaan20
- Lebanon20
- Newtown20
- Sherman19
- Waterbury18
- Winchester17
- Waterford16
- Enfield15
- Hamden15
- Oxford15
- Greenwich14
- Hebron13
- Essex Village12
- Milford town12
- Guilford11
- Simsbury11
- Woodbury11
- Colebrook6
- Redding2
- West Mountain1
