Air quality in Delaware
Air quality index (AQI) and PM2.5 air pollution in Delaware
LIVE AQI CITY RANKING
Real-time Delaware
Most polluted city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Claymont | 75 |
| 2 | Wilmington | 53 |
| 3 | Newark | 49 |
| 4 | Hockessin | 37 |
| 5 | Dover | 35 |
| 6 | Bear | 33 |
| 7 | Felton | 25 |
| 8 | Seaford | 22 |
| 9 | Rehoboth Beach | 21 |
| 10 | Harrington | 18 |
(local time)
SEE WORLD AQI RANKINGAir Quality Data contributor(s)
Station(s) operated by
Contributors
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15
LIVE AQI CITY RANKING
Real-time Delaware
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Bridgeville | 8 |
| 2 | Milton | 8 |
| 3 | Millsboro | 9 |
| 4 | Lewes | 10 |
| 5 | New Castle | 15 |
| 6 | Harrington | 18 |
| 7 | Rehoboth Beach | 21 |
| 8 | Seaford | 22 |
| 9 | Felton | 25 |
| 10 | Bear | 33 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
Good
Moderate
Unhealthy for sensitive groups
Unhealthy
Very unhealthy
Hazardous
How to best protect from air pollution?
Delaware air quality data attribution
Which is the most polluted city in Delaware?
- Claymont75
- Wilmington53
- Newark49
- Hockessin37
- Dover35
- Bear33
- Camden25
- Cheswold25
- Clayton25
- Felton25
- Greenville25
- Smyrna25
- Woodside East25
- Wyoming25
- Seaford22
- Bellefonte21
- Brookside21
- Delaware City21
- Dover Base Housing21
- Edgemoor21
- Elsmere21
- Glasgow21
- Highland Acres21
- Kent Acres21
- Middletown21
- Newport21
- North Star21
- Pike Creek21
- Pike Creek Valley21
- Rehoboth Beach21
- Rising Sun-Lebanon21
- Riverview21
- Rodney Village21
- Townsend21
- Wilmington Manor21
- Harrington18
- Blades17
- Greenwood17
- Milford17
- New Castle15
- Bethany Beach13
- Delmar13
- Laurel13
- Ocean View13
- Lewes10
- Long Neck9
- Millsboro9
- Selbyville9
- Bridgeville8
- Milton8
