Air Quality
Excellent
No health implications.
11
PM2.5
19
PM10
77
O3
0.4
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Mar
53
Good
Mon
30 Mar
51
Good
Tue
31 Mar
50
Excellent
Wed
1 Apr
82
Good
Thu
2 Apr
53
Good
Fri
3 Apr
51
Good
Sat
4 Apr
46
Excellent
Heshan Air quality rank
Air quality in the last 12 months (Heshan)
|
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
|
|
2025/07
|
14
|
21
|
35
|
31
|
38
|
25
|
35
|
18
|
25
|
27
|
22
|
23
|
20
|
24
|
26
|
25
|
31
|
38
|
29
|
13
|
11
|
13
|
16
|
25
|
26
|
30
|
37
|
39
|
31
|
31
|
27
|
|
2025/06
|
28
|
24
|
21
|
33
|
28
|
29
|
19
|
16
|
19
|
25
|
21
|
19
|
16
|
11
|
19
|
22
|
12
|
15
|
13
|
13
|
12
|
15
|
13
|
14
|
17
|
13
|
13
|
11
|
13
|
20
|
|
|
2025/05
|
33
|
41
|
31
|
26
|
22
|
25
|
19
|
25
|
23
|
35
|
34
|
50
|
40
|
28
|
24
|
15
|
19
|
20
|
27
|
23
|
22
|
20
|
22
|
23
|
41
|
55
|
63
|
38
|
27
|
25
|
30
|
|
2025/04
|
34
|
48
|
60
|
42
|
42
|
65
|
71
|
58
|
43
|
33
|
29
|
49
|
248
|
162
|
104
|
97
|
67
|
45
|
29
|
29
|
25
|
28
|
29
|
23
|
20
|
44
|
32
|
30
|
38
|
46
|
|
|
2025/03
|
33
|
26
|
30
|
28
|
22
|
17
|
23
|
38
|
66
|
67
|
34
|
30
|
30
|
26
|
23
|
15
|
51
|
46
|
47
|
58
|
66
|
55
|
54
|
56
|
49
|
37
|
28
|
38
|
16
|
15
|
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