Air Quality
Excellent
No health implications.
11
PM2.5
14
PM10
53
O3
0.3
CO
4
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Apr
41
Excellent
Sun
19 Apr
41
Excellent
Mon
20 Apr
40
Excellent
Tue
21 Apr
41
Excellent
Wed
22 Apr
36
Excellent
Thu
23 Apr
22
Excellent
Fri
24 Apr
45
Excellent
Air quality in the last 12 months (Tianya)
|
2026/03
|
13
|
13
|
18
|
19
|
21
|
32
|
37
|
35
|
26
|
30
|
25
|
30
|
43
|
42
|
35
|
33
|
29
|
25
|
24
|
21
|
20
|
22
|
23
|
23
|
27
|
24
|
25
|
25
|
25
|
20
|
29
|
|
2026/02
|
21
|
23
|
32
|
32
|
28
|
22
|
24
|
31
|
36
|
25
|
21
|
25
|
27
|
29
|
29
|
28
|
54
|
28
|
32
|
33
|
31
|
31
|
24
|
26
|
28
|
31
|
24
|
18
|
|||
|
2026/01
|
37
|
46
|
36
|
37
|
33
|
55
|
43
|
45
|
35
|
43
|
47
|
42
|
45
|
48
|
39
|
36
|
40
|
44
|
36
|
36
|
42
|
45
|
36
|
32
|
27
|
25
|
29
|
29
|
34
|
31
|
29
|
|
2025/12
|
17
|
22
|
22
|
34
|
35
|
44
|
35
|
52
|
43
|
31
|
29
|
30
|
34
|
23
|
25
|
26
|
33
|
43
|
38
|
33
|
23
|
38
|
32
|
30
|
28
|
22
|
32
|
38
|
37
|
33
|
41
|
|
2025/11
|
28
|
21
|
11
|
19
|
13
|
15
|
19
|
19
|
17
|
24
|
32
|
30
|
29
|
35
|
27
|
29
|
31
|
41
|
26
|
29
|
33
|
38
|
33
|
36
|
46
|
48
|
47
|
49
|
47
|
36
|
|
|
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
|
|
|
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