Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
36
*
PM2.5
52
PM10
84
O3
0.5
CO
5
SO2
19
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
16 Apr
79
Good
Fri
17 Apr
79
Good
Sat
18 Apr
88
Good
Sun
19 Apr
96
Good
Mon
20 Apr
67
Good
Tue
21 Apr
29
Excellent
Wed
22 Apr
30
Excellent
Air quality in the last 12 months (Heyang)
|
2026/03
|
18
|
41
|
77
|
73
|
69
|
45
|
50
|
75
|
85
|
126
|
90
|
105
|
145
|
54
|
45
|
71
|
71
|
81
|
79
|
81
|
82
|
104
|
83
|
63
|
77
|
70
|
60
|
70
|
57
|
49
|
47
|
|
2026/02
|
119
|
89
|
74
|
113
|
124
|
82
|
48
|
49
|
67
|
114
|
99
|
98
|
97
|
100
|
71
|
59
|
182
|
104
|
74
|
62
|
154
|
418
|
109
|
56
|
66
|
69
|
47
|
32
|
|||
|
2026/01
|
80
|
109
|
150
|
102
|
62
|
41
|
52
|
60
|
64
|
70
|
61
|
70
|
86
|
108
|
113
|
89
|
94
|
98
|
49
|
33
|
46
|
70
|
102
|
111
|
99
|
147
|
135
|
133
|
110
|
131
|
135
|
|
2025/12
|
83
|
61
|
52
|
71
|
84
|
119
|
103
|
84
|
100
|
120
|
116
|
69
|
89
|
106
|
104
|
112
|
95
|
96
|
96
|
52
|
66
|
83
|
91
|
92
|
57
|
65
|
86
|
108
|
110
|
93
|
74
|
|
2025/11
|
66
|
72
|
71
|
81
|
85
|
66
|
35
|
45
|
82
|
92
|
87
|
77
|
59
|
81
|
90
|
74
|
24
|
33
|
51
|
67
|
77
|
87
|
76
|
103
|
83
|
147
|
159
|
109
|
102
|
95
|
|
|
2025/10
|
38
|
27
|
32
|
35
|
30
|
16
|
17
|
20
|
20
|
17
|
15
|
18
|
29
|
42
|
28
|
31
|
21
|
24
|
38
|
27
|
28
|
45
|
62
|
72
|
52
|
49
|
57
|
64
|
75
|
87
|
69
|
|
2025/09
|
38
|
33
|
18
|
11
|
29
|
49
|
59
|
52
|
39
|
36
|
23
|
23
|
36
|
46
|
43
|
33
|
22
|
14
|
18
|
39
|
17
|
16
|
22
|
31
|
39
|
33
|
33
|
38
|
41
|
55
|
|
|
2025/08
|
34
|
40
|
39
|
41
|
30
|
35
|
35
|
26
|
26
|
29
|
36
|
40
|
48
|
44
|
34
|
18
|
25
|
31
|
28
|
27
|
42
|
46
|
30
|
24
|
38
|
41
|
31
|
21
|
24
|
33
|
34
|
|
2025/07
|
26
|
19
|
26
|
32
|
22
|
34
|
29
|
37
|
40
|
37
|
45
|
49
|
44
|
37
|
44
|
48
|
43
|
41
|
41
|
26
|
31
|
39
|
22
|
19
|
23
|
28
|
32
|
33
|
37
|
35
|
36
|
|
2025/06
|
42
|
45
|
48
|
56
|
45
|
56
|
61
|
55
|
58
|
56
|
58
|
51
|
54
|
47
|
51
|
57
|
51
|
36
|
27
|
39
|
34
|
36
|
38
|
41
|
40
|
25
|
34
|
25
|
32
|
26
|
|
|
2025/05
|
81
|
90
|
58
|
70
|
206
|
348
|
149
|
101
|
72
|
49
|
49
|
58
|
60
|
71
|
64
|
69
|
207
|
99
|
79
|
68
|
68
|
87
|
52
|
48
|
45
|
43
|
48
|
56
|
57
|
54
|
46
|
|
2025/04
|
76
|
77
|
72
|
100
|
74
|
87
|
93
|
98
|
104
|
73
|
124
|
240
|
130
|
72
|
60
|
108
|
122
|
86
|
62
|
68
|
80
|
180
|
115
|
67
|
65
|
64
|
57
|
49
|
58
|
115
|
|
|
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