Air Quality
Excellent
No health implications.
12
PM2.5
18
PM10
92
O3
0.5
CO
6
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Apr
58
Good
Sun
21 Apr
54
Good
Mon
22 Apr
56
Good
Tue
23 Apr
55
Good
Wed
24 Apr
56
Good
Thu
25 Apr
59
Good
Air quality in the last 12 months (Jiulong)
|
2024/02
|
28
|
33
|
25
|
25
|
26
|
22
|
21
|
22
|
26
|
29
|
25
|
27
|
24
|
25
|
26
|
23
|
24
|
26
|
27
|
27
|
27
|
23
|
26
|
23
|
28
|
30
|
33
|
26
|
22
|
||
|
2024/01
|
37
|
31
|
23
|
32
|
34
|
36
|
36
|
32
|
36
|
37
|
38
|
55
|
76
|
105
|
60
|
30
|
37
|
41
|
54
|
45
|
33
|
21
|
26
|
25
|
30
|
27
|
34
|
31
|
31
|
35
|
30
|
|
2023/12
|
26
|
31
|
33
|
31
|
32
|
26
|
32
|
37
|
29
|
25
|
31
|
29
|
25
|
27
|
29
|
28
|
29
|
31
|
37
|
43
|
46
|
33
|
38
|
41
|
33
|
37
|
46
|
37
|
35
|
31
|
38
|
|
2023/11
|
28
|
26
|
25
|
27
|
26
|
27
|
31
|
30
|
25
|
28
|
28
|
26
|
25
|
30
|
28
|
29
|
37
|
50
|
40
|
26
|
30
|
29
|
26
|
24
|
30
|
32
|
35
|
38
|
40
|
36
|
|
|
2023/10
|
17
|
18
|
17
|
16
|
17
|
14
|
16
|
19
|
15
|
16
|
17
|
19
|
15
|
19
|
24
|
21
|
25
|
24
|
23
|
26
|
26
|
29
|
29
|
37
|
30
|
16
|
18
|
20
|
20
|
26
|
24
|
|
2023/09
|
19
|
22
|
30
|
34
|
36
|
40
|
37
|
33
|
29
|
26
|
27
|
19
|
22
|
29
|
30
|
28
|
31
|
24
|
20
|
19
|
17
|
19
|
18
|
18
|
19
|
18
|
22
|
22
|
18
|
18
|
|
|
2023/08
|
23
|
25
|
26
|
23
|
20
|
19
|
20
|
22
|
23
|
23
|
22
|
23
|
26
|
27
|
30
|
30
|
35
|
28
|
25
|
21
|
25
|
30
|
33
|
24
|
19
|
20
|
18
|
21
|
23
|
23
|
26
|
|
2023/07
|
20
|
22
|
22
|
22
|
25
|
24
|
22
|
25
|
29
|
27
|
25
|
18
|
18
|
22
|
24
|
27
|
31
|
36
|
38
|
35
|
21
|
26
|
29
|
24
|
20
|
18
|
21
|
19
|
24
|
24
|
25
|
|
2023/06
|
31
|
27
|
27
|
26
|
26
|
25
|
27
|
27
|
24
|
27
|
26
|
27
|
36
|
23
|
23
|
24
|
27
|
23
|
22
|
23
|
21
|
19
|
24
|
27
|
29
|
36
|
32
|
28
|
22
|
20
|
|
|
2023/05
|
29
|
30
|
30
|
32
|
30
|
27
|
29
|
29
|
26
|
27
|
27
|
31
|
30
|
33
|
32
|
28
|
33
|
30
|
26
|
28
|
31
|
29
|
31
|
32
|
32
|
27
|
26
|
29
|
30
|
32
|
33
|
|
2023/04
|
30
|
35
|
32
|
30
|
32
|
25
|
29
|
33
|
40
|
35
|
35
|
38
|
43
|
38
|
37
|
47
|
47
|
32
|
30
|
30
|
31
|
30
|
29
|
26
|
23
|
25
|
31
|
35
|
28
|
25
|
|
|
2023/03
|
26
|
28
|
27
|
28
|
31
|
34
|
31
|
27
|
27
|
32
|
28
|
25
|
24
|
30
|
37
|
32
|
29
|
32
|
33
|
29
|
24
|
25
|
26
|
23
|
23
|
23
|
24
|
23
|
25
|
27
|
29
|
|
1
|
2
|
3
|
4
|
5
|
6
|
7
|
8
|
9
|
10
|
11
|
12
|
13
|
14
|
15
|
16
|
17
|
18
|
19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution