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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 |  New Castle | 55 |
| 2 | Claymont | 52 |
| 3 | Newark | 44 |
| 4 | Brookside | 39 |
| 5 | Glasgow | 36 |
| 6 | Middletown | 36 |
| 7 | Wilmington | 35 |
| 8 | Pike Creek | 33 |
| 9 | Bear | 32 |
| 10 | Edgemoor | 29 |
(local time)
SEE WORLD AQI RANKINGAIR QUALITY DATA CONTRIBUTORS
20 Contributors
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LIVE AQI CITY RANKING
Real-time Delaware
Cleanest city ranking
| # | city | US AQI |
|---|---|---|
| 1 | Rehoboth Beach | 5 |
| 2 | Bridgeville | 8 |
| 3 | Milford | 19 |
| 4 | Seaford | 21 |
| 5 | Felton | 23 |
| 6 | Dover | 24 |
| 7 | Millsboro | 24 |
| 8 | Delaware City | 28 |
| 9 | Edgemoor | 29 |
| 10 | Bear | 32 |
(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?
- New Castle 55
- Claymont 52
- Hockessin 51
- North Star 51
- Greenville 49
- Pike Creek Valley 49
- Bellefonte 48
- Elsmere 47
- Newport 47
- Wilmington Manor 45
- Newark 44
- Townsend 40
- Brookside 39
- Clayton 36
- Glasgow 36
- Middletown 36
- Smyrna 36
- Wilmington 35
- Cheswold 34
- Pike Creek 33
- Bear 32
- Camden 32
- Highland Acres 32
- Kent Acres 32
- Rodney Village 32
- Wyoming 32
- Dover Base Housing 31
- Rising Sun-Lebanon 31
- Riverview 31
- Woodside East 31
- Harrington 30
- Edgemoor 29
- Greenwood 29
- Delaware City 28
- Blades 26
- Dover 24
- Laurel 24
- Millsboro 24
- Felton 23
- Georgetown 23
- Milton 23
- Delmar 22
- Lewes 22
- Seaford 21
- Milford 19
- Long Neck 15
- Selbyville 13
- Bethany Beach 11
- Ocean View 11
- Bridgeville 8
- Rehoboth Beach 5
AQI US, Metric