Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
55
*
PM2.5
83
PM10
4
O3
1.2
CO
4
SO2
54
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
29 Dec
77
Good
Mon
30 Dec
79
Good
Tue
31 Dec
100
Good
Wed
1 Jan
86
Good
Thu
2 Jan
87
Good
Fri
3 Jan
102
Light
Sat
4 Jan
30
Excellent
Air quality in the last 12 months (Heyang)
|
2024/11
|
90
|
69
|
76
|
59
|
66
|
72
|
86
|
89
|
78
|
117
|
118
|
125
|
61
|
52
|
61
|
58
|
38
|
43
|
45
|
55
|
67
|
84
|
101
|
101
|
44
|
47
|
70
|
60
|
49
|
57
|
|
|
2024/10
|
65
|
55
|
50
|
56
|
63
|
85
|
82
|
84
|
101
|
66
|
70
|
69
|
59
|
83
|
85
|
108
|
65
|
41
|
30
|
24
|
34
|
30
|
48
|
57
|
62
|
68
|
52
|
60
|
80
|
82
|
84
|
|
2024/09
|
50
|
44
|
36
|
42
|
37
|
37
|
35
|
43
|
45
|
48
|
40
|
32
|
45
|
37
|
46
|
39
|
39
|
44
|
32
|
34
|
28
|
44
|
50
|
66
|
89
|
81
|
85
|
62
|
36
|
25
|
|
|
2024/08
|
41
|
40
|
30
|
29
|
31
|
34
|
24
|
32
|
46
|
120
|
50
|
36
|
39
|
40
|
36
|
43
|
45
|
39
|
31
|
36
|
32
|
41
|
47
|
49
|
39
|
21
|
23
|
30
|
33
|
33
|
34
|
|
2024/07
|
28
|
41
|
42
|
41
|
29
|
36
|
37
|
28
|
33
|
48
|
49
|
47
|
55
|
55
|
37
|
31
|
27
|
21
|
27
|
19
|
30
|
28
|
36
|
43
|
67
|
58
|
42
|
52
|
32
|
20
|
38
|
|
2024/06
|
65
|
49
|
58
|
43
|
32
|
48
|
55
|
60
|
58
|
56
|
74
|
69
|
60
|
53
|
61
|
51
|
40
|
38
|
38
|
40
|
34
|
53
|
64
|
98
|
92
|
82
|
64
|
62
|
55
|
53
|
|
|
2024/05
|
40
|
40
|
43
|
45
|
50
|
46
|
56
|
58
|
59
|
48
|
129
|
66
|
67
|
64
|
78
|
58
|
72
|
68
|
50
|
56
|
58
|
56
|
53
|
60
|
71
|
57
|
56
|
52
|
41
|
55
|
77
|
|
2024/04
|
66
|
62
|
54
|
67
|
64
|
78
|
75
|
65
|
60
|
57
|
53
|
51
|
51
|
45
|
87
|
78
|
71
|
66
|
77
|
89
|
94
|
86
|
164
|
91
|
79
|
65
|
62
|
63
|
53
|
33
|
|
|
2024/03
|
50
|
57
|
66
|
69
|
115
|
70
|
87
|
64
|
75
|
84
|
76
|
70
|
85
|
76
|
68
|
207
|
118
|
94
|
134
|
90
|
80
|
115
|
100
|
43
|
41
|
62
|
69
|
78
|
73
|
73
|
79
|
|
2024/02
|
116
|
90
|
97
|
87
|
102
|
129
|
121
|
133
|
132
|
194
|
81
|
85
|
107
|
112
|
59
|
64
|
68
|
294
|
304
|
45
|
56
|
70
|
54
|
85
|
107
|
94
|
83
|
92
|
77
|
||
|
2024/01
|
90
|
98
|
82
|
94
|
97
|
74
|
70
|
110
|
113
|
79
|
110
|
147
|
178
|
120
|
74
|
72
|
103
|
109
|
67
|
94
|
34
|
25
|
51
|
54
|
57
|
78
|
91
|
92
|
105
|
130
|
167
|
|
2023/12
|
61
|
85
|
111
|
127
|
137
|
169
|
103
|
95
|
100
|
69
|
48
|
76
|
43
|
39
|
62
|
59
|
50
|
75
|
82
|
55
|
43
|
54
|
83
|
76
|
86
|
124
|
135
|
202
|
240
|
205
|
92
|
|
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