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4, Marshall
AQI (UK)
AQC (Australia)
AQHI (Canada)
AQI (China)
AQI (Netherlands)
AQI (US)
CAQI (Europe)
AQI (UK)
AQI (India)
4, Marshall
Harford County
2025-01-14 18:00
AQI (UK)
Low
3
Pollutants
|
Pollens
O3
μg/m³
77.1
PM2.5
μg/m³
3.5
NO2
μg/m³
7
SO2
μg/m³
0.6
Pollen
0.1
Weather
℃
℃
℉
-2℃
44%
5 kph
1 of 11
Historical Data
Hourly
Hourly
Daily
AQI (UK)
AQI (UK)
Pollen
O3
PM2.5
NO2
SO2
Places included
Fallston
AQI 3
Jarrettsville
AQI 3
Data Sources
http://www.airnow.gov/
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AQI
AQI
Allergierisiko
PM10
PM2.5
NO2
O3
CO
SO2
Erle
Ragweed
Beifuß
Birke
Olivenbaum
Gräser
29
30
16
28
26
19
8
--
32
45
22
28
19
18
28
19
21
20
30
20
18
38
6
18
26
17
49
33
21
47
24
35
--
51
19
19
--
30
25
90
42
--
27
37
41
13
18
44
38
--
--
23
33
34
35
8
18
15
36
25
19
33
--
28
45
25
8
5
16
7
22
5
14
11
19
--
40
52
32
--
17
35
21
22
29
18
31
21
15
36
6
22
52
34
21
66
24
15
--
48
19
32
25
50
--
18
40
13
18
43
39
--
--
27
26
36
51
8
15
26
37
21
17
45
--
45
30
8
5
18
7
30
14
14
11
31
--
48
19
18
15
15
41
19
27
18
32
20
20
25
22
22
52
35
47
24
28
20
19
--
56
50
18
31
44
51
30
18
34
32
+
−
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OpenStreetMap
contributors
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