Air Quality
Excellent
No health implications.
9
PM2.5
25
PM10
53
O3
0.7
CO
8
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Sep
53
Good
Mon
28 Sep
48
Excellent
Tue
29 Sep
42
Excellent
Wed
30 Sep
51
Good
Thu
1 Oct
42
Excellent
Fri
2 Oct
34
Excellent
Sat
3 Oct
23
Excellent
Air quality in the last 12 months (Heshan)
|
2026/08
|
21
|
22
|
23
|
22
|
18
|
27
|
34
|
35
|
36
|
34
|
33
|
35
|
29
|
24
|
26
|
29
|
25
|
33
|
24
|
29
|
23
|
27
|
28
|
24
|
23
|
20
|
21
|
22
|
24
|
24
|
27
|
|
2026/07
|
23
|
25
|
24
|
18
|
14
|
13
|
13
|
17
|
20
|
26
|
25
|
33
|
36
|
40
|
23
|
21
|
20
|
21
|
26
|
23
|
25
|
29
|
27
|
33
|
45
|
46
|
54
|
36
|
28
|
18
|
18
|
|
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
|
|
|
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