Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 10:38, Sep 19
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
Wildfires in Connecticut
Real-time information
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Which is the most polluted city in Connecticut?
- Mystic49
- Noank49
- Pawcatuck49
- Poquonock Bridge49
- Long Hill, Southeastern Connecticut County48
- Old Mystic48
- New London47
- Niantic47
- Conning Towers-Nautilus Park46
- Fenwick46
- Old Saybrook Center46
- Old Lyme45
- Gales Ferry44
- Mashantucket44
- Saybrook Manor44
- Westbrook Center43
- Clinton42
- Oxoboxo River42
- Essex Village41
- Madison Center41
- Southeastern Connecticut40
- Deep River Center39
- Guilford Center39
- Chester Center38
- Salem38
- Jewett City37
- Lisbon36
- Lower Connecticut River Valley36
- Baltic34
- Branford Center34
- Coventry34
- Byram33
- Cos Cob33
- Old Greenwich33
- Pemberwick33
- Plainfield Village33
- Riverside33
- Darien Downtown32
- Glenville32
- Greens Farms32
- Lordship32
- Montville32
- Moodus32
- Moosup32
- Norwalk32
- Rock Ridge32
- Saugatuck32
- South Central Connecticut32
- Southport32
- Stamford32
- Westport32
- Woodmont32
- Greater Bridgeport31
- Milford31
- West Haven31
- Colchester30
- Danielson29
- East Brooklyn29
- Higganum29
- Northford29
- Orange29
- South Windham29
- Wauregan29
- Durham28
- Greenwich town28
- North Haven28
- Oronoque28
- Trumbull Center28
- Weston28
- Wilton Center28
- Ansonia27
- Cannondale27
- Derby27
- East Hampton27
- Hartford27
- Lake Pocotopaug27
- Mansfield Center27
- Northeastern Connecticut27
- Norwich27
- Quinnipiac University27
- Wallingford27
- Wallingford Center27
- Waterbury27
- Willimantic27
- Woodbridge27
- Danbury26
- Mechanicsville26
- Portland26
- Quasset Lake26
- Redding26
- Redding Center26
- Ridgefield26
- Seymour26
- South Coventry26
- South Woodstock26
- Stafford26
- Tashua26
- Terramuggus26
- Western Connecticut26
- Bethel25
- Cheshire25
- Cheshire Village25
- Coventry Lake25
- Meriden25
- Naugatuck25
- North Grosvenor Dale25
- Prospect25
- Storrs25
- Trumbull25
- Ashford24
- Bigelow Corners24
- Bristol24
- Cromwell24
- Fairfield24
- Glastonbury Center24
- Groton24
- Heritage Village24
- Kensington24
- Middlebury24
- Naugatuck Valley24
- New Britain24
- Newington24
- Oakville24
- Plainville24
- Plantsville24
- Quinebaug24
- Sandy Hook24
- Wethersfield24
- Woodbury Center24
- Berlin23
- Bethlehem Village23
- Capitol23
- East Hartford23
- Farmington23
- Glastonbury23
- Manchester23
- Middletown23
- New Milford23
- Plymouth23
- Pomfret23
- Rockville23
- South Windsor23
- Terryville23
- Thomaston23
- Watertown23
- Blue Hills22
- Bolton22
- Broad Brook22
- Canton Valley22
- Collinsville22
- Cornwall22
- Crystal Lake22
- Ellington22
- Gaylordsville22
- Hamden22
- Litchfield22
- New Preston22
- Northwest Harwinton22
- Stafford Springs22
- Stratford22
- Weatogue22
- Windsor22
- Windsor Locks22
- Canton21
- Hazardville21
- New Hartford Center21
- North Granby21
- Northwest Hills21
- Riverton21
- Salmon Brook21
- Sherwood Manor21
- Simsbury Center21
- Somers21
- Southwood Acres21
- Suffield Depot21
- Tariffville21
- Thompsonville21
- Torrington21
- Torrington town21
- West Simsbury21
- Winsted21
- Branford20
- East Haven19
- Madison19
- Canaan18
- Deep River18
- Lyme18
- Southington18
- Bridgeport17
- Canterbury17
- Killingworth17
- Newtown17
- Old Saybrook17
- West Hartford17
- Winchester17
- Mansfield16
- New Haven16
- Waterford16
- Sherman15
- Lebanon14
- New Canaan14
- Oxford14
- Shelton14
- Enfield13
- Tolland13
- Greenwich11
- Guilford11
- Killingly11
- Milford town11
- Simsbury11
- Plainfield8
- Hebron7
- Woodbury7
- Colebrook4
- Washington0
- Waterford town0
- West Mountain0
