Air Quality
Excellent
No health implications.
4
PM2.5
11
PM10
21
O3
0.5
CO
4
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Nov
40
Excellent
Sun
15 Nov
32
Excellent
Mon
16 Nov
34
Excellent
Tue
17 Nov
35
Excellent
Wed
18 Nov
43
Excellent
Thu
19 Nov
33
Excellent
Fri
20 Nov
44
Excellent
Air quality in the last 12 months (Haitang)
|
2026/09
|
22
|
29
|
27
|
29
|
26
|
24
|
22
|
26
|
23
|
28
|
27
|
27
|
20
|
28
|
20
|
22
|
23
|
23
|
18
|
20
|
25
|
28
|
24
|
21
|
18
|
18
|
25
|
24
|
22
|
23
|
|
|
2026/08
|
15
|
21
|
24
|
17
|
12
|
18
|
17
|
15
|
19
|
21
|
27
|
19
|
22
|
29
|
25
|
22
|
22
|
27
|
20
|
20
|
18
|
19
|
21
|
20
|
19
|
24
|
24
|
22
|
21
|
16
|
18
|
|
2026/07
|
18
|
15
|
17
|
22
|
28
|
18
|
17
|
20
|
28
|
21
|
23
|
20
|
21
|
22
|
25
|
31
|
28
|
31
|
43
|
42
|
46
|
41
|
33
|
34
|
26
|
22
|
21
|
21
|
21
|
18
|
16
|
|
2026/06
|
19
|
23
|
26
|
25
|
27
|
26
|
21
|
29
|
26
|
23
|
26
|
22
|
20
|
25
|
32
|
29
|
23
|
29
|
34
|
28
|
23
|
23
|
27
|
31
|
32
|
30
|
27
|
26
|
28
|
23
|
|
|
2026/05
|
31
|
25
|
21
|
22
|
22
|
21
|
20
|
19
|
16
|
22
|
25
|
21
|
19
|
24
|
30
|
24
|
18
|
19
|
22
|
25
|
26
|
25
|
23
|
23
|
24
|
28
|
28
|
26
|
25
|
24
|
20
|
|
2026/04
|
36
|
35
|
30
|
39
|
44
|
44
|
41
|
41
|
31
|
28
|
33
|
34
|
34
|
28
|
23
|
26
|
27
|
25
|
28
|
28
|
29
|
30
|
31
|
25
|
24
|
32
|
23
|
26
|
32
|
30
|
|
|
2026/03
|
18
|
18
|
21
|
17
|
24
|
34
|
38
|
39
|
33
|
34
|
33
|
32
|
46
|
52
|
44
|
41
|
32
|
26
|
23
|
23
|
22
|
24
|
27
|
25
|
26
|
24
|
27
|
27
|
23
|
23
|
30
|
|
2026/02
|
20
|
28
|
38
|
37
|
32
|
22
|
22
|
32
|
46
|
35
|
28
|
28
|
31
|
32
|
30
|
35
|
55
|
33
|
44
|
40
|
40
|
33
|
27
|
30
|
33
|
30
|
33
|
25
|
|||
|
2026/01
|
38
|
40
|
38
|
40
|
39
|
50
|
49
|
45
|
42
|
42
|
49
|
45
|
45
|
46
|
41
|
33
|
34
|
41
|
35
|
38
|
42
|
45
|
40
|
34
|
27
|
28
|
28
|
33
|
38
|
40
|
26
|
|
2025/12
|
18
|
18
|
23
|
38
|
34
|
42
|
36
|
53
|
52
|
34
|
38
|
32
|
37
|
22
|
30
|
28
|
45
|
51
|
39
|
31
|
29
|
46
|
34
|
33
|
29
|
24
|
40
|
45
|
37
|
31
|
38
|
|
2025/11
|
34
|
27
|
14
|
19
|
21
|
18
|
27
|
22
|
19
|
34
|
38
|
29
|
32
|
34
|
27
|
34
|
35
|
44
|
25
|
34
|
40
|
43
|
36
|
40
|
46
|
49
|
48
|
53
|
46
|
25
|
|
|
2025/10
|
16
|
14
|
15
|
16
|
16
|
15
|
19
|
17
|
22
|
19
|
21
|
13
|
11
|
12
|
16
|
21
|
22
|
25
|
32
|
29
|
12
|
8
|
14
|
19
|
27
|
33
|
23
|
18
|
22
|
19
|
23
|
|
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