Air Quality
Excellent
No health implications.
5
PM2.5
9
PM10
39
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Jun
48
Excellent
Sun
14 Jun
48
Excellent
Mon
15 Jun
50
Excellent
Tue
16 Jun
48
Excellent
Wed
17 Jun
48
Excellent
Thu
18 Jun
51
Good
Fri
19 Jun
28
Excellent
Air quality in the last 12 months (Heshan)
|
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
|
|
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
|
|
|
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