Air Quality
Excellent
No health implications.
21
PM2.5
29
PM10
34
O3
0.6
CO
10
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Aug
64
Good
Mon
10 Aug
65
Good
Tue
11 Aug
63
Good
Wed
12 Aug
68
Good
Thu
13 Aug
60
Good
Fri
14 Aug
34
Excellent
Sat
15 Aug
19
Excellent
Air quality in the last 12 months (Heshan)
|
2026/06
|
45
|
38
|
30
|
33
|
35
|
38
|
37
|
32
|
28
|
31
|
43
|
50
|
27
|
20
|
29
|
25
|
18
|
22
|
24
|
27
|
22
|
25
|
26
|
28
|
19
|
20
|
23
|
38
|
28
|
23
|
|
|
2026/05
|
49
|
53
|
22
|
35
|
47
|
50
|
36
|
27
|
31
|
39
|
45
|
56
|
34
|
46
|
49
|
28
|
23
|
26
|
26
|
26
|
17
|
26
|
37
|
34
|
34
|
37
|
36
|
37
|
40
|
23
|
36
|
|
2026/04
|
33
|
70
|
49
|
40
|
74
|
87
|
66
|
63
|
56
|
60
|
72
|
79
|
69
|
60
|
56
|
50
|
29
|
42
|
62
|
51
|
49
|
29
|
21
|
32
|
50
|
61
|
44
|
28
|
26
|
32
|
|
|
2026/03
|
52
|
25
|
18
|
29
|
62
|
49
|
80
|
82
|
20
|
24
|
40
|
71
|
67
|
74
|
66
|
62
|
52
|
43
|
46
|
45
|
31
|
90
|
84
|
54
|
51
|
57
|
65
|
46
|
58
|
40
|
40
|
|
2026/02
|
34
|
53
|
83
|
166
|
150
|
57
|
43
|
29
|
49
|
35
|
19
|
33
|
48
|
51
|
52
|
50
|
32
|
43
|
44
|
48
|
98
|
143
|
97
|
46
|
55
|
61
|
31
|
49
|
|||
|
2026/01
|
35
|
24
|
38
|
82
|
16
|
33
|
54
|
63
|
79
|
93
|
85
|
91
|
113
|
135
|
123
|
102
|
126
|
107
|
95
|
44
|
17
|
20
|
44
|
65
|
105
|
78
|
24
|
40
|
76
|
45
|
17
|
|
2025/12
|
76
|
69
|
76
|
76
|
69
|
64
|
76
|
54
|
68
|
88
|
119
|
102
|
28
|
45
|
57
|
63
|
59
|
55
|
67
|
68
|
63
|
74
|
106
|
12
|
30
|
55
|
59
|
60
|
71
|
79
|
68
|
|
2025/11
|
30
|
34
|
14
|
11
|
19
|
33
|
39
|
32
|
12
|
12
|
11
|
25
|
39
|
41
|
45
|
46
|
53
|
26
|
21
|
29
|
28
|
41
|
51
|
44
|
42
|
52
|
48
|
57
|
64
|
67
|
|
|
2025/10
|
29
|
27
|
25
|
28
|
27
|
13
|
20
|
27
|
35
|
39
|
37
|
38
|
33
|
22
|
22
|
30
|
41
|
44
|
18
|
15
|
14
|
14
|
23
|
36
|
44
|
39
|
39
|
35
|
49
|
58
|
36
|
|
2025/09
|
25
|
22
|
19
|
23
|
22
|
24
|
33
|
32
|
16
|
19
|
17
|
17
|
23
|
26
|
26
|
27
|
19
|
28
|
31
|
34
|
22
|
18
|
21
|
14
|
11
|
17
|
23
|
28
|
26
|
31
|
|
|
2025/08
|
19
|
26
|
33
|
29
|
21
|
18
|
16
|
28
|
25
|
27
|
30
|
32
|
30
|
32
|
14
|
18
|
22
|
17
|
14
|
18
|
22
|
25
|
26
|
26
|
25
|
25
|
25
|
27
|
28
|
22
|
21
|
|
2025/07
|
18
|
19
|
20
|
25
|
35
|
37
|
32
|
24
|
30
|
24
|
19
|
20
|
21
|
23
|
25
|
25
|
29
|
34
|
40
|
34
|
17
|
12
|
12
|
18
|
21
|
25
|
40
|
45
|
27
|
32
|
20
|
|
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