Air quality in Delaware
Air quality index (AQI⁺) and PM2.5 air pollution in Delaware • 23:20, Jun 22
Live most polluted city ranking
Real-time Delaware most polluted city ranking
Learn more about global air quality
Which is the most polluted city in Delaware?
- Newark56
- New Castle54
- Wilmington54
- New Castle County52
- North Star52
- Hockessin51
- Pike Creek51
- Pike Creek Valley51
- Elsmere49
- Greenville49
- Bear48
- Bellefonte48
- Claymont48
- Edgemoor48
- Newport48
- Wilmington Manor47
- Middletown46
- Townsend45
- Delaware City44
- Kent43
- Clayton42
- Cheswold40
- Seaford40
- Lewes39
- Camden38
- Highland Acres38
- Kent Acres38
- Rodney Village38
- Wyoming38
- Dover Base Housing37
- Felton37
- Glasgow37
- Rising Sun-Lebanon37
- Woodside East37
- Harrington36
- Riverview36
- Bridgeville33
- Brookside33
- Greenwood33
- Blades32
- Laurel31
- Milford29
- Milton23
- Millsboro22
- Long Neck21
- Ocean View21
- Rehoboth Beach21
- Bethany Beach20
- Smyrna12
- Dover11
- Millville4
- Selbyville3
- Frankford2
- Sussex2
- Georgetown1
- Little Creek1









