Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
38
PM2.5
204
*
PM10
90
O3
0.3
CO
4
SO2
11
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
10 Feb
74
Good
Wed
11 Feb
85
Good
Thu
12 Feb
86
Good
Fri
13 Feb
113
Light
Sat
14 Feb
100
Good
Sun
15 Feb
84
Good
Mon
16 Feb
18
Excellent
Heyang Air quality rank
Air quality in the last 12 months (Heyang)
|
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
|
|
|
2025/03
|
92
|
66
|
27
|
44
|
69
|
69
|
69
|
77
|
67
|
72
|
111
|
176
|
103
|
67
|
43
|
40
|
47
|
45
|
47
|
49
|
57
|
71
|
103
|
165
|
122
|
239
|
193
|
152
|
86
|
66
|
67
|
|
2025/02
|
146
|
119
|
39
|
46
|
41
|
76
|
71
|
35
|
59
|
77
|
82
|
84
|
77
|
79
|
78
|
77
|
79
|
85
|
81
|
84
|
102
|
101
|
57
|
62
|
73
|
69
|
74
|
84
|
|||
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
|
14
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15
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16
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17
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18
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19
|
20
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21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution