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.
154
*
PM2.5
199
PM10
4
O3
1.1
CO
5
SO2
55
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
19 Dec
143
Light
Sat
20 Dec
43
Excellent
Sun
21 Dec
56
Good
Mon
22 Dec
83
Good
Tue
23 Dec
69
Good
Wed
24 Dec
23
Excellent
Thu
25 Dec
41
Excellent
Air quality in the last 12 months (Changping)
|
2025/11
|
13
|
13
|
48
|
66
|
151
|
170
|
69
|
50
|
24
|
29
|
56
|
98
|
17
|
47
|
60
|
25
|
19
|
23
|
36
|
27
|
41
|
55
|
83
|
47
|
27
|
59
|
25
|
52
|
78
|
78
|
|
|
2025/10
|
33
|
40
|
30
|
26
|
40
|
18
|
29
|
15
|
10
|
12
|
17
|
28
|
41
|
50
|
54
|
70
|
21
|
9
|
13
|
11
|
19
|
41
|
56
|
86
|
105
|
12
|
25
|
83
|
181
|
125
|
45
|
|
2025/09
|
16
|
39
|
45
|
48
|
46
|
19
|
20
|
23
|
45
|
33
|
58
|
58
|
55
|
16
|
15
|
16
|
10
|
13
|
25
|
28
|
34
|
38
|
32
|
33
|
31
|
42
|
48
|
30
|
25
|
24
|
|
|
2025/08
|
42
|
55
|
23
|
38
|
18
|
29
|
20
|
28
|
11
|
19
|
36
|
35
|
18
|
23
|
46
|
17
|
32
|
36
|
17
|
15
|
30
|
20
|
21
|
16
|
17
|
20
|
16
|
14
|
32
|
30
|
24
|
|
2025/07
|
33
|
31
|
19
|
31
|
16
|
9
|
31
|
32
|
40
|
21
|
49
|
44
|
15
|
31
|
40
|
35
|
8
|
26
|
56
|
14
|
21
|
40
|
38
|
28
|
26
|
42
|
40
|
19
|
9
|
10
|
26
|
|
2025/06
|
65
|
14
|
11
|
15
|
39
|
23
|
20
|
49
|
40
|
25
|
44
|
68
|
60
|
48
|
11
|
12
|
29
|
58
|
30
|
20
|
14
|
21
|
43
|
49
|
63
|
54
|
69
|
49
|
46
|
45
|
|
|
2025/05
|
27
|
28
|
16
|
32
|
48
|
25
|
68
|
107
|
23
|
37
|
49
|
64
|
72
|
22
|
47
|
65
|
38
|
28
|
42
|
83
|
79
|
66
|
42
|
33
|
43
|
50
|
31
|
50
|
70
|
68
|
74
|
|
2025/04
|
22
|
19
|
55
|
53
|
20
|
57
|
50
|
34
|
36
|
64
|
103
|
64
|
62
|
45
|
48
|
84
|
57
|
17
|
33
|
69
|
74
|
20
|
42
|
24
|
41
|
79
|
14
|
47
|
58
|
28
|
|
|
2025/03
|
208
|
104
|
43
|
54
|
63
|
22
|
70
|
104
|
142
|
136
|
198
|
58
|
93
|
72
|
51
|
19
|
26
|
25
|
26
|
36
|
32
|
53
|
170
|
76
|
51
|
73
|
43
|
24
|
23
|
38
|
44
|
|
2025/02
|
95
|
51
|
11
|
14
|
21
|
51
|
27
|
15
|
23
|
49
|
123
|
21
|
52
|
57
|
79
|
28
|
15
|
25
|
18
|
20
|
19
|
17
|
19
|
37
|
42
|
47
|
104
|
132
|
|||
|
2025/01
|
50
|
16
|
29
|
47
|
41
|
15
|
13
|
14
|
17
|
17
|
38
|
28
|
35
|
25
|
26
|
46
|
55
|
61
|
31
|
45
|
29
|
44
|
77
|
109
|
167
|
100
|
25
|
17
|
35
|
38
|
72
|
|
2024/12
|
39
|
10
|
22
|
19
|
15
|
15
|
15
|
22
|
39
|
34
|
35
|
63
|
29
|
25
|
32
|
26
|
13
|
13
|
33
|
38
|
18
|
19
|
32
|
51
|
55
|
22
|
21
|
41
|
56
|
69
|
30
|
|
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