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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 | 57 |
| 2 | New Castle | 54 |
| 3 | Glasgow | 42 |
| 4 | Wilmington | 39 |
| 5 | Felton | 38 |
| 6 | Millsboro | 37 |
| 7 | Pike Creek | 37 |
| 8 | Brookside | 36 |
| 9 | Newark | 36 |
| 10 | Middletown | 34 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
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LIVE AQI CITY RANKING
Real-time Delaware
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Rehoboth Beach | 25 |
| 2 | Seaford | 28 |
| 3 | Edgemoor | 29 |
| 4 | Milford | 29 |
| 5 | Dover | 30 |
| 6 | Bear | 32 |
| 7 | Delaware City | 32 |
| 8 | Middletown | 34 |
| 9 | Brookside | 36 |
| 10 | Newark | 36 |
(local time)
SEE WORLD AQI RANKING
3D animated air pollution map
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The latest air quality news and resources.
Delaware air quality data attribution
20Contributors
Government Contributor
- 19 Anonymous contributors
19 stations
19 Anonymous Contributors
Which is the most polluted city in Delaware?
- Claymont 57
- New Castle 54
- Glasgow 42
- Wilmington 39
- Felton 38
- Millsboro 37
- Pike Creek 37
- Brookside 36
- Newark 36
- Middletown 34
- Bear 32
- Blades 32
- Bridgeville 32
- Delaware City 32
- Delmar 32
- Greenwood 32
- Laurel 32
- Lewes 32
- Harrington 31
- Dover 30
- Georgetown 30
- Riverview 30
- Woodside East 30
- Wyoming 30
- Bellefonte 29
- Camden 29
- Cheswold 29
- Clayton 29
- Dover Base Housing 29
- Edgemoor 29
- Elsmere 29
- Greenville 29
- Highland Acres 29
- Hockessin 29
- Kent Acres 29
- Milford 29
- Newport 29
- North Star 29
- Pike Creek Valley 29
- Rising Sun-Lebanon 29
- Rodney Village 29
- Smyrna 29
- Townsend 29
- Wilmington Manor 29
- Milton 28
- Seaford 28
- Rehoboth Beach 25
- Long Neck 24
- Selbyville 24
- Ocean View 21
- Bethany Beach 20
AQI US, Metric