Air Quality
Heavy
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
PM2.5
PM10
O3
CO
SO2
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
30 Apr
Thu
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Heyang Air quality rank
Tacheng Prefecture, Xinjiang
Bijiang, Guizhou
Tacheng City, Xinjiang Uygur Autonomous Region
Zhenyuan, Guizhou
Tongren, Guizhou
Altay Prefecture, Xinjiang
Habahe, Xinjiang
Burqin, Xinjiang
Altay City, Xinjiang Uygur Autonomous Region
Heyang, Shaanxi
Air quality in the last 12 months (Heyang)
|
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
|
|||
|
2025/01
|
111
|
75
|
86
|
108
|
98
|
59
|
56
|
56
|
52
|
75
|
76
|
74
|
92
|
70
|
40
|
65
|
94
|
103
|
105
|
119
|
123
|
151
|
145
|
101
|
46
|
74
|
45
|
79
|
160
|
136
|
168
|
|
2024/12
|
70
|
70
|
62
|
76
|
63
|
69
|
54
|
56
|
81
|
93
|
96
|
114
|
61
|
59
|
65
|
84
|
100
|
71
|
71
|
87
|
46
|
69
|
98
|
123
|
120
|
86
|
58
|
57
|
76
|
83
|
84
|
|
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
|
|
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
*: primary pollution