Air Quality
Excellent
No health implications.
9
PM2.5
30
PM10
71
O3
0.4
CO
6
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Nov
56
Good
Mon
17 Nov
57
Good
Tue
18 Nov
47
Excellent
Wed
19 Nov
45
Excellent
Thu
20 Nov
50
Excellent
Fri
21 Nov
31
Excellent
Sat
22 Nov
23
Excellent
Air quality in the last 12 months (Tianya)
|
2025/10
|
14
|
13
|
16
|
16
|
17
|
16
|
17
|
15
|
19
|
20
|
23
|
15
|
11
|
11
|
16
|
22
|
22
|
21
|
29
|
27
|
11
|
8
|
8
|
15
|
21
|
30
|
19
|
11
|
16
|
13
|
19
|
|
2025/09
|
13
|
16
|
14
|
12
|
16
|
12
|
23
|
19
|
18
|
18
|
15
|
15
|
15
|
11
|
14
|
20
|
12
|
12
|
13
|
17
|
21
|
17
|
22
|
25
|
26
|
12
|
15
|
16
|
28
|
18
|
|
|
2025/08
|
37
|
33
|
34
|
24
|
32
|
34
|
30
|
24
|
26
|
17
|
19
|
22
|
16
|
20
|
13
|
15
|
9
|
12
|
19
|
23
|
20
|
13
|
12
|
14
|
21
|
16
|
12
|
16
|
17
|
14
|
14
|
|
2025/07
|
16
|
10
|
13
|
14
|
16
|
14
|
14
|
22
|
23
|
25
|
22
|
19
|
22
|
23
|
21
|
18
|
18
|
19
|
17
|
14
|
25
|
19
|
14
|
13
|
15
|
20
|
16
|
15
|
24
|
22
|
29
|
|
2025/06
|
19
|
20
|
19
|
21
|
17
|
15
|
18
|
22
|
21
|
25
|
19
|
8
|
20
|
19
|
18
|
25
|
23
|
17
|
16
|
17
|
16
|
13
|
13
|
14
|
10
|
9
|
13
|
13
|
16
|
19
|
|
|
2025/05
|
24
|
19
|
23
|
20
|
17
|
18
|
21
|
16
|
23
|
17
|
15
|
24
|
17
|
11
|
12
|
11
|
17
|
18
|
16
|
17
|
17
|
11
|
12
|
14
|
15
|
17
|
10
|
16
|
14
|
16
|
13
|
|
2025/04
|
12
|
17
|
26
|
29
|
34
|
22
|
23
|
25
|
27
|
26
|
26
|
25
|
34
|
99
|
98
|
96
|
81
|
40
|
24
|
20
|
21
|
21
|
20
|
21
|
22
|
19
|
11
|
18
|
18
|
22
|
|
|
2025/03
|
23
|
18
|
19
|
17
|
18
|
15
|
10
|
11
|
24
|
25
|
25
|
23
|
18
|
16
|
18
|
16
|
12
|
12
|
25
|
39
|
37
|
35
|
30
|
32
|
34
|
26
|
27
|
19
|
23
|
14
|
11
|
|
2025/02
|
20
|
16
|
18
|
12
|
18
|
28
|
27
|
12
|
28
|
33
|
18
|
17
|
25
|
9
|
9
|
12
|
19
|
32
|
43
|
32
|
32
|
18
|
12
|
10
|
11
|
22
|
29
|
26
|
|||
|
2025/01
|
47
|
42
|
42
|
41
|
46
|
55
|
42
|
37
|
40
|
56
|
42
|
44
|
34
|
16
|
17
|
49
|
53
|
44
|
39
|
41
|
33
|
33
|
31
|
28
|
23
|
21
|
17
|
34
|
37
|
31
|
25
|
|
2024/12
|
32
|
28
|
24
|
23
|
27
|
30
|
36
|
40
|
23
|
24
|
16
|
19
|
11
|
24
|
46
|
37
|
33
|
35
|
40
|
39
|
39
|
39
|
24
|
35
|
30
|
13
|
16
|
37
|
49
|
35
|
33
|
|
2024/11
|
30
|
38
|
20
|
13
|
29
|
32
|
27
|
37
|
42
|
34
|
19
|
19
|
25
|
25
|
23
|
24
|
22
|
18
|
19
|
9
|
9
|
12
|
13
|
9
|
17
|
18
|
18
|
29
|
32
|
31
|
|
|
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