Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
*
PM2.5
62
PM10
81
O3
0.9
CO
9
SO2
30
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
8 Dec
77
Good
Tue
9 Dec
89
Good
Wed
10 Dec
83
Good
Thu
11 Dec
66
Good
Fri
12 Dec
57
Good
Sat
13 Dec
31
Excellent
Sun
14 Dec
29
Excellent
Heshan Air quality rank
Air quality in the last 12 months (Heshan)
|
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
|
|
2025/06
|
25
|
19
|
19
|
39
|
49
|
27
|
22
|
25
|
20
|
19
|
22
|
24
|
20
|
20
|
24
|
18
|
19
|
21
|
21
|
22
|
23
|
23
|
24
|
23
|
22
|
26
|
14
|
21
|
23
|
19
|
|
|
2025/05
|
37
|
48
|
39
|
30
|
35
|
30
|
39
|
44
|
25
|
36
|
29
|
45
|
47
|
38
|
19
|
17
|
21
|
17
|
16
|
24
|
23
|
24
|
19
|
27
|
40
|
37
|
44
|
44
|
10
|
28
|
31
|
|
2025/04
|
39
|
53
|
73
|
64
|
86
|
95
|
90
|
80
|
81
|
62
|
48
|
54
|
115
|
148
|
112
|
101
|
88
|
65
|
53
|
42
|
38
|
40
|
34
|
33
|
23
|
30
|
37
|
26
|
47
|
43
|
|
|
2025/03
|
42
|
44
|
56
|
51
|
31
|
18
|
32
|
42
|
49
|
39
|
49
|
37
|
37
|
52
|
14
|
28
|
54
|
33
|
36
|
56
|
62
|
72
|
65
|
71
|
76
|
56
|
54
|
75
|
33
|
14
|
22
|
|
2025/02
|
42
|
15
|
15
|
56
|
104
|
34
|
16
|
53
|
52
|
70
|
122
|
77
|
50
|
92
|
48
|
32
|
38
|
32
|
42
|
27
|
16
|
21
|
13
|
41
|
76
|
25
|
42
|
57
|
|||
|
2025/01
|
155
|
147
|
90
|
132
|
92
|
127
|
138
|
90
|
66
|
39
|
51
|
118
|
126
|
152
|
106
|
79
|
93
|
109
|
106
|
118
|
135
|
146
|
167
|
108
|
56
|
15
|
45
|
59
|
159
|
103
|
73
|
|
2024/12
|
95
|
112
|
101
|
96
|
84
|
37
|
18
|
32
|
63
|
109
|
27
|
35
|
42
|
57
|
48
|
56
|
109
|
74
|
68
|
93
|
121
|
99
|
101
|
99
|
109
|
98
|
82
|
73
|
105
|
145
|
114
|
|
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