Air Quality
Excellent
No health implications.
16
PM2.5
29
PM10
43
O3
0.6
CO
5
SO2
19
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Aug
84
Good
Sun
30 Aug
72
Good
Mon
31 Aug
46
Excellent
Tue
1 Sep
50
Excellent
Wed
2 Sep
55
Good
Thu
3 Sep
42
Excellent
Fri
4 Sep
17
Excellent
Air quality in the last 12 months (Heshan)
|
2026/07
|
21
|
21
|
15
|
14
|
16
|
15
|
12
|
15
|
19
|
27
|
30
|
34
|
30
|
18
|
16
|
15
|
19
|
24
|
26
|
34
|
29
|
34
|
35
|
41
|
52
|
18
|
20
|
19
|
13
|
19
|
18
|
|
2026/06
|
33
|
31
|
26
|
26
|
28
|
24
|
24
|
23
|
22
|
34
|
45
|
35
|
20
|
21
|
23
|
26
|
14
|
15
|
15
|
16
|
18
|
18
|
23
|
28
|
30
|
26
|
28
|
20
|
25
|
18
|
|
|
2026/05
|
33
|
28
|
23
|
34
|
48
|
39
|
28
|
25
|
33
|
40
|
43
|
31
|
18
|
17
|
25
|
22
|
22
|
21
|
17
|
12
|
15
|
15
|
19
|
21
|
22
|
24
|
26
|
24
|
33
|
53
|
36
|
|
2026/04
|
35
|
47
|
37
|
28
|
49
|
35
|
36
|
32
|
25
|
24
|
32
|
28
|
25
|
21
|
19
|
22
|
30
|
47
|
65
|
30
|
27
|
24
|
21
|
27
|
47
|
66
|
36
|
25
|
22
|
25
|
|
|
2026/03
|
19
|
22
|
11
|
20
|
29
|
32
|
41
|
54
|
47
|
20
|
42
|
50
|
57
|
48
|
40
|
38
|
34
|
29
|
40
|
28
|
38
|
34
|
38
|
34
|
40
|
27
|
29
|
30
|
28
|
28
|
30
|
|
2026/02
|
30
|
37
|
52
|
56
|
40
|
27
|
37
|
35
|
42
|
51
|
50
|
36
|
39
|
30
|
22
|
33
|
47
|
36
|
51
|
54
|
45
|
36
|
42
|
54
|
58
|
23
|
28
|
16
|
|||
|
2026/01
|
71
|
26
|
40
|
68
|
61
|
35
|
49
|
38
|
47
|
63
|
45
|
70
|
79
|
75
|
74
|
92
|
76
|
71
|
60
|
54
|
40
|
39
|
47
|
71
|
91
|
89
|
65
|
57
|
55
|
36
|
34
|
|
2025/12
|
55
|
50
|
55
|
70
|
84
|
83
|
100
|
66
|
69
|
86
|
73
|
53
|
39
|
35
|
50
|
77
|
60
|
55
|
75
|
47
|
56
|
72
|
57
|
66
|
24
|
45
|
54
|
66
|
78
|
68
|
74
|
|
2025/11
|
34
|
44
|
34
|
19
|
22
|
35
|
47
|
48
|
39
|
20
|
20
|
20
|
22
|
35
|
49
|
69
|
55
|
41
|
26
|
32
|
32
|
42
|
62
|
57
|
47
|
61
|
54
|
64
|
69
|
69
|
|
|
2025/10
|
27
|
15
|
15
|
27
|
11
|
16
|
26
|
30
|
36
|
34
|
34
|
22
|
24
|
25
|
29
|
42
|
38
|
49
|
39
|
20
|
13
|
14
|
26
|
42
|
47
|
49
|
56
|
54
|
62
|
60
|
42
|
|
2025/09
|
19
|
17
|
15
|
20
|
16
|
24
|
21
|
9
|
14
|
15
|
19
|
17
|
17
|
17
|
19
|
29
|
32
|
35
|
27
|
20
|
11
|
23
|
25
|
11
|
14
|
26
|
34
|
25
|
23
|
25
|
|
|
2025/08
|
20
|
20
|
24
|
33
|
23
|
15
|
24
|
34
|
25
|
21
|
19
|
17
|
23
|
26
|
12
|
28
|
22
|
11
|
17
|
19
|
17
|
20
|
34
|
17
|
18
|
28
|
29
|
48
|
29
|
20
|
18
|
|
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