Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 16:17, Oct 30
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
Wildfires in Connecticut
Real-time information
Active fires
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Which is the most polluted city in Connecticut?
- Shelton111
- Oxford71
- Bolton68
- Sherman68
- Trumbull67
- New Canaan66
- Danbury64
- East Haven62
- Winchester60
- Hartford58
- Berlin57
- Plainfield57
- Tolland57
- Windsor57
- Cornwall56
- Waterbury56
- Fairfield55
- Glastonbury55
- Bridgeport54
- East Hartford54
- Lebanon54
- West Hartford54
- Branford53
- Mansfield53
- New Haven53
- Guilford52
- Milford town52
- Greenwich51
- Lyme49
- Woodbury48
- Canaan45
- Killingworth45
- Colebrook44
- Enfield44
- Gaylordsville44
- New Preston44
- Northwest Hills44
- Bigelow Corners43
- New Milford43
- Riverton43
- Torrington43
- Torrington town43
- Washington43
- Winsted43
- Bethlehem Village42
- Litchfield42
- New Hartford Center42
- North Granby42
- Northwest Harwinton42
- Salmon Brook42
- Simsbury42
- Bethel41
- Canton Valley41
- Collinsville41
- Ridgefield41
- Simsbury Center41
- Tariffville41
- Thomaston41
- Weatogue41
- West Simsbury41
- Woodbury Center41
- Heritage Village40
- Suffield Depot40
- Terryville40
- Thompsonville40
- Watertown40
- Western Connecticut40
- Windsor Locks40
- Blue Hills39
- Bristol39
- Farmington39
- Glenville39
- Hazardville39
- Middlebury39
- Oakville39
- Plainville39
- Plymouth39
- Redding39
- Redding Center39
- Sandy Hook39
- Sherwood Manor39
- Southwood Acres39
- Broad Brook38
- Byram38
- Cannondale38
- Capitol38
- Cos Cob38
- Ellington38
- Greenwich town38
- Groton38
- Naugatuck Valley38
- New Britain38
- Pemberwick38
- Rock Ridge38
- Somers38
- South Windsor38
- Wilton Center38
- Crystal Lake37
- Kensington37
- Manchester37
- Naugatuck37
- Newington37
- Old Saybrook37
- Plantsville37
- Prospect37
- Riverside37
- Rockville37
- Southington37
- Stafford37
- Stamford37
- Weston37
- Wethersfield37
- Cheshire Village36
- Coventry36
- Cromwell36
- Darien Downtown36
- Glastonbury Center36
- Old Greenwich36
- Stafford Springs36
- Tashua36
- Killingly35
- Meriden35
- Norwalk35
- Seymour35
- Coventry Lake34
- Portland34
- Saugatuck34
- Westport34
- Ansonia33
- Ashford33
- Derby33
- Greens Farms33
- North Grosvenor Dale33
- Quinebaug33
- Quinnipiac University33
- Southport33
- Terramuggus33
- Trumbull Center33
- Wallingford33
- Wallingford Center33
- Woodbridge33
- Greater Bridgeport32
- Lake Pocotopaug32
- Mechanicsville32
- Oronoque32
- Quasset Lake32
- South Coventry32
- South Woodstock32
- Storrs32
- Durham31
- East Hampton31
- North Haven31
- Northford31
- Orange31
- Stratford31
- Higganum30
- Mansfield Center30
- Milford30
- Northeastern Connecticut30
- Waterford30
- Lordship29
- South Central Connecticut29
- West Haven29
- Willimantic29
- Woodmont29
- Branford Center28
- Colchester28
- Danielson28
- East Brooklyn28
- Moodus28
- South Windham28
- Pomfret27
- Wauregan27
- Lower Connecticut River Valley26
- Moosup26
- Plainfield Village26
- Baltic24
- Chester Center24
- Guilford Center24
- Lisbon24
- Madison24
- Jewett City23
- Deep River Center22
- Madison Center22
- Salem22
- Deep River21
- Montville21
- Norwich21
- Essex Village20
- Clinton19
- Southeastern Connecticut18
- Oxoboxo River17
- Westbrook Center17
- Old Lyme16
- Saybrook Manor16
- Fenwick15
- Gales Ferry15
- Mashantucket15
- Old Saybrook Center15
- Conning Towers-Nautilus Park13
- Niantic13
- West Mountain13
- Long Hill, Southeastern Connecticut County12
- New London12
- Old Mystic12
- Canterbury11
- Cheshire11
- Hamden11
- Mystic11
- Noank11
- Pawcatuck11
- Poquonock Bridge11
- Hebron7
- Newtown4
- Middletown3
- Canton2
- Waterford town2
