Air Quality
Excellent
No health implications.
14
PM2.5
23
PM10
76
O3
0.6
CO
7
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Nov
48
Excellent
Mon
24 Nov
46
Excellent
Tue
25 Nov
45
Excellent
Wed
26 Nov
43
Excellent
Thu
27 Nov
43
Excellent
Fri
28 Nov
46
Excellent
Sat
29 Nov
46
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