Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
63
*
PM2.5
84
PM10
66
O3
0.5
CO
5
SO2
14
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
13 Oct
89
Good
Wed
14 Oct
86
Good
Thu
15 Oct
84
Good
Fri
16 Oct
73
Good
Sat
17 Oct
52
Good
Sun
18 Oct
19
Excellent
Mon
19 Oct
40
Excellent
Changyuan Air quality rank
1
Heihe, Heilongjiang
2
Harqin Banner, Inner Mongolia
3
Aihui, Heilongjiang
4
Gannan Prefecture, Heilongjiang
5
Daxing'anling Prefecture, Heilongjiang
6
Tahe, Heilongjiang
7
Mohe, Heilongjiang
8
Huma, Heilongjiang
9
Bairin Right Banner, Inner Mongolia
2623
Changyuan, Henan
Air quality in the last 12 months (Changyuan)
|
2026/08
|
30
|
31
|
36
|
36
|
39
|
46
|
52
|
50
|
39
|
36
|
31
|
22
|
24
|
33
|
43
|
48
|
42
|
49
|
44
|
53
|
30
|
37
|
40
|
30
|
33
|
34
|
29
|
27
|
31
|
41
|
44
|
|
2026/07
|
56
|
63
|
50
|
44
|
37
|
28
|
31
|
35
|
34
|
30
|
36
|
35
|
35
|
43
|
30
|
39
|
34
|
37
|
46
|
47
|
48
|
44
|
37
|
32
|
32
|
35
|
23
|
21
|
18
|
20
|
25
|
|
2026/06
|
80
|
94
|
101
|
55
|
84
|
56
|
31
|
50
|
54
|
64
|
73
|
67
|
48
|
58
|
61
|
40
|
52
|
51
|
31
|
38
|
39
|
35
|
43
|
39
|
56
|
50
|
73
|
74
|
59
|
61
|
|
|
2026/05
|
60
|
37
|
33
|
49
|
55
|
54
|
57
|
56
|
56
|
54
|
62
|
70
|
70
|
81
|
53
|
52
|
47
|
28
|
31
|
28
|
32
|
40
|
49
|
53
|
25
|
24
|
39
|
52
|
45
|
65
|
72
|
|
2026/04
|
57
|
71
|
54
|
63
|
87
|
83
|
74
|
54
|
54
|
71
|
63
|
61
|
42
|
45
|
49
|
72
|
85
|
69
|
62
|
78
|
48
|
33
|
40
|
44
|
45
|
59
|
95
|
63
|
42
|
61
|
|
|
2026/03
|
63
|
92
|
121
|
134
|
92
|
69
|
71
|
109
|
127
|
149
|
166
|
190
|
154
|
132
|
39
|
85
|
126
|
70
|
66
|
100
|
88
|
86
|
118
|
112
|
100
|
79
|
97
|
106
|
46
|
67
|
72
|
|
2026/02
|
119
|
151
|
133
|
126
|
135
|
65
|
66
|
93
|
70
|
81
|
97
|
105
|
131
|
129
|
77
|
51
|
117
|
69
|
70
|
65
|
78
|
355
|
157
|
58
|
46
|
56
|
99
|
88
|
|||
|
2026/01
|
56
|
93
|
135
|
150
|
246
|
68
|
50
|
74
|
66
|
84
|
56
|
70
|
96
|
138
|
89
|
117
|
70
|
67
|
57
|
44
|
71
|
103
|
157
|
177
|
192
|
177
|
217
|
144
|
172
|
112
|
152
|
|
2025/12
|
153
|
71
|
58
|
83
|
118
|
126
|
89
|
93
|
123
|
156
|
176
|
39
|
59
|
86
|
79
|
178
|
173
|
222
|
210
|
157
|
79
|
54
|
89
|
86
|
73
|
70
|
104
|
161
|
182
|
178
|
46
|
|
2025/11
|
100
|
76
|
73
|
94
|
96
|
133
|
105
|
67
|
61
|
89
|
89
|
95
|
105
|
141
|
145
|
116
|
41
|
49
|
56
|
74
|
92
|
81
|
81
|
105
|
76
|
132
|
240
|
141
|
119
|
127
|
|
|
2025/10
|
41
|
19
|
35
|
33
|
18
|
11
|
32
|
30
|
8
|
10
|
21
|
15
|
28
|
41
|
42
|
52
|
18
|
31
|
46
|
43
|
51
|
74
|
103
|
100
|
74
|
103
|
100
|
95
|
85
|
129
|
198
|
|
2025/09
|
36
|
34
|
33
|
24
|
30
|
51
|
58
|
36
|
30
|
38
|
33
|
26
|
49
|
46
|
37
|
25
|
24
|
24
|
18
|
33
|
46
|
21
|
25
|
35
|
43
|
39
|
16
|
33
|
41
|
54
|
|
|
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