Air quality in Connecticut
Air quality index (AQI⁺) and PM2.5 air pollution in Connecticut • 18:32, Oct 31
Live most polluted city ranking
Real-time Connecticut most polluted city ranking
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Which is the most polluted city in Connecticut?
- Shelton84
- East Hartford33
- Cornwall32
- New Haven32
- Pomfret32
- Ansonia27
- Montville26
- Mansfield25
- Fairfield24
- Southington23
- Trumbull23
- Bolton22
- East Haven22
- Middletown21
- Plainfield21
- Berlin20
- Branford20
- Bridgeport20
- Canterbury20
- Deep River20
- Derby20
- Enfield20
- West Hartford20
- Windsor20
- Glastonbury19
- Killingworth19
- Lebanon19
- Lyme19
- Hebron18
- Oxford18
- Sherman18
- Winchester18
- Byram17
- Cos Cob17
- Glenville17
- Greenwich town17
- Milford town17
- Old Greenwich17
- Pemberwick17
- Riverside17
- Rock Ridge17
- Tolland17
- Guilford16
- Hamden16
- Stamford16
- Washington16
- Ashford14
- Bethel14
- Bethlehem Village14
- Bigelow Corners14
- Blue Hills14
- Branford Center14
- Bristol14
- Broad Brook14
- Canaan14
- Cannondale14
- Canton14
- Canton Valley14
- Capitol14
- Cheshire Village14
- Collinsville14
- Coventry14
- Coventry Lake14
- Cromwell14
- Crystal Lake14
- Danielson14
- Darien Downtown14
- Durham14
- East Brooklyn14
- East Hampton14
- Ellington14
- Farmington14
- Gaylordsville14
- Glastonbury Center14
- Greater Bridgeport14
- Greens Farms14
- Guilford Center14
- Hazardville14
- Heritage Village14
- Higganum14
- Kensington14
- Lake Pocotopaug14
- Litchfield14
- Lordship14
- Lower Connecticut River Valley14
- Madison14
- Madison Center14
- Manchester14
- Mansfield Center14
- Mechanicsville14
- Meriden14
- Middlebury14
- Milford14
- Moodus14
- Naugatuck14
- Naugatuck Valley14
- New Britain14
- New Hartford Center14
- New Milford14
- New Preston14
- Newington14
- Newtown14
- North Granby14
- North Grosvenor Dale14
- North Haven14
- Northeastern Connecticut14
- Northford14
- Northwest Harwinton14
- Northwest Hills14
- Norwalk14
- Oakville14
- Orange14
- Oronoque14
- Plainville14
- Plantsville14
- Plymouth14
- Portland14
- Prospect14
- Quasset Lake14
- Quinebaug14
- Quinnipiac University14
- Redding Center14
- Ridgefield14
- Riverton14
- Rockville14
- Salmon Brook14
- Sandy Hook14
- Saugatuck14
- Seymour14
- Sherwood Manor14
- Simsbury14
- Simsbury Center14
- Somers14
- South Central Connecticut14
- South Coventry14
- South Windham14
- South Windsor14
- South Woodstock14
- Southport14
- Southwood Acres14
- Stafford14
- Stafford Springs14
- Storrs14
- Stratford14
- Suffield Depot14
- Tariffville14
- Tashua14
- Terramuggus14
- Terryville14
- Thomaston14
- Thompsonville14
- Torrington14
- Torrington town14
- Trumbull Center14
- Wallingford14
- Wallingford Center14
- Watertown14
- Wauregan14
- Weatogue14
- West Haven14
- West Mountain14
- West Simsbury14
- Western Connecticut14
- Weston14
- Westport14
- Wethersfield14
- Willimantic14
- Wilton Center14
- Windsor Locks14
- Winsted14
- Woodbridge14
- Woodbury Center14
- Woodmont14
- Chester Center13
- Clinton13
- Colchester13
- Colebrook13
- Danbury13
- Deep River Center13
- Groton13
- Moosup13
- Woodbury13
- Baltic12
- Conning Towers-Nautilus Park12
- Essex Village12
- Fenwick12
- Gales Ferry12
- Jewett City12
- Lisbon12
- Long Hill, Southeastern Connecticut County12
- Mashantucket12
- Mystic12
- New London12
- Niantic12
- Noank12
- Norwich12
- Old Lyme12
- Old Mystic12
- Old Saybrook Center12
- Oxoboxo River12
- Pawcatuck12
- Plainfield Village12
- Poquonock Bridge12
- Salem12
- Saybrook Manor12
- Southeastern Connecticut12
- Waterford12
- Westbrook Center12
- New Canaan11
- Redding11
- Waterbury11
- Greenwich10
- Hartford8
- Killingly6
- Waterford town1
- Cheshire0
- Old Saybrook0
