Air Quality
Excellent
No health implications.
10
PM2.5
19
PM10
64
O3
0.3
CO
5
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 May
62
Good
Tue
6 May
56
Good
Wed
7 May
87
Good
Thu
8 May
59
Good
Fri
9 May
60
Good
Sat
10 May
42
Excellent
Sun
11 May
30
Excellent
Changyi Air quality rank
1
Youhao zone, Heilongjiang
2
Tangwangxian, Heilongjiang
3
Fenglin, Heilongjiang
4
Tacheng Prefecture, Xinjiang
5
Tacheng City, Xinjiang Uygur Autonomous Region
6
Bairin Left Banner, Inner Mongolia
7
Dianbai, Guangdong
8
Wucui, Heilongjiang
9
Yichun, Heilongjiang
104
Changyi, Jilin
Air quality in the last 12 months (Changyi)
|
2025/02
|
110
|
136
|
73
|
42
|
58
|
57
|
45
|
31
|
36
|
53
|
60
|
62
|
63
|
53
|
66
|
42
|
27
|
31
|
35
|
39
|
42
|
43
|
44
|
30
|
83
|
63
|
75
|
104
|
|||
|
2025/01
|
34
|
32
|
30
|
56
|
95
|
98
|
64
|
69
|
60
|
60
|
90
|
98
|
62
|
53
|
32
|
44
|
40
|
53
|
71
|
142
|
95
|
129
|
97
|
98
|
140
|
72
|
42
|
76
|
80
|
40
|
65
|
|
2024/12
|
39
|
16
|
21
|
26
|
28
|
44
|
39
|
40
|
51
|
50
|
41
|
44
|
77
|
36
|
23
|
36
|
41
|
49
|
46
|
74
|
86
|
35
|
48
|
28
|
51
|
32
|
31
|
31
|
37
|
55
|
41
|
|
2024/11
|
82
|
83
|
65
|
41
|
23
|
37
|
42
|
54
|
55
|
44
|
106
|
49
|
38
|
32
|
32
|
29
|
47
|
45
|
34
|
53
|
51
|
49
|
73
|
44
|
47
|
50
|
23
|
57
|
28
|
38
|
|
|
2024/10
|
17
|
18
|
21
|
23
|
38
|
47
|
44
|
35
|
32
|
23
|
23
|
55
|
39
|
30
|
21
|
24
|
50
|
55
|
23
|
21
|
21
|
48
|
55
|
56
|
68
|
177
|
69
|
39
|
46
|
91
|
61
|
|
2024/09
|
17
|
16
|
16
|
24
|
17
|
15
|
19
|
22
|
28
|
16
|
20
|
22
|
23
|
23
|
24
|
24
|
29
|
29
|
26
|
22
|
21
|
33
|
23
|
22
|
28
|
29
|
33
|
30
|
28
|
18
|
|
|
2024/08
|
17
|
23
|
28
|
20
|
14
|
26
|
38
|
38
|
30
|
28
|
18
|
27
|
18
|
32
|
44
|
44
|
43
|
42
|
22
|
21
|
13
|
17
|
19
|
35
|
27
|
18
|
25
|
21
|
21
|
27
|
20
|
|
2024/07
|
67
|
49
|
13
|
28
|
28
|
20
|
39
|
67
|
59
|
66
|
76
|
100
|
86
|
69
|
65
|
44
|
18
|
24
|
34
|
28
|
25
|
20
|
15
|
27
|
21
|
7
|
8
|
8
|
12
|
29
|
18
|
|
2024/06
|
25
|
32
|
26
|
38
|
43
|
33
|
33
|
20
|
19
|
22
|
29
|
37
|
31
|
19
|
17
|
20
|
22
|
27
|
39
|
33
|
37
|
57
|
43
|
12
|
13
|
29
|
40
|
45
|
31
|
49
|
|
|
2024/05
|
29
|
54
|
62
|
55
|
44
|
43
|
41
|
32
|
41
|
48
|
67
|
39
|
34
|
46
|
28
|
29
|
33
|
49
|
29
|
40
|
20
|
45
|
32
|
25
|
26
|
17
|
11
|
21
|
29
|
25
|
19
|
|
2024/04
|
69
|
74
|
73
|
56
|
72
|
76
|
64
|
53
|
62
|
63
|
62
|
64
|
55
|
70
|
134
|
116
|
69
|
94
|
167
|
176
|
118
|
78
|
129
|
63
|
55
|
111
|
72
|
55
|
59
|
33
|
|
|
2024/03
|
45
|
44
|
33
|
32
|
41
|
45
|
37
|
33
|
38
|
57
|
98
|
42
|
46
|
45
|
55
|
64
|
27
|
39
|
39
|
39
|
31
|
31
|
38
|
23
|
26
|
45
|
48
|
319
|
121
|
59
|
47
|
|
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