Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
87
O3
0.2
CO
2
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Mar
109
Light
Fri
27 Mar
58
Good
Sat
28 Mar
109
Light
Sun
29 Mar
72
Good
Mon
30 Mar
40
Excellent
Tue
31 Mar
83
Good
Wed
1 Apr
38
Excellent
Air quality in the last 12 months (Changping)
|
2026/02
|
28
|
23
|
45
|
65
|
37
|
15
|
13
|
27
|
61
|
68
|
33
|
59
|
66
|
58
|
24
|
19
|
47
|
24
|
46
|
63
|
160
|
35
|
29
|
58
|
109
|
77
|
36
|
74
|
|||
|
2026/01
|
24
|
30
|
51
|
50
|
23
|
40
|
28
|
48
|
68
|
29
|
27
|
37
|
29
|
56
|
88
|
45
|
29
|
35
|
21
|
20
|
17
|
37
|
39
|
33
|
43
|
48
|
35
|
61
|
74
|
109
|
56
|
|
2025/12
|
20
|
19
|
26
|
23
|
37
|
72
|
39
|
27
|
50
|
73
|
28
|
42
|
25
|
49
|
61
|
50
|
63
|
170
|
122
|
17
|
29
|
60
|
44
|
20
|
18
|
35
|
56
|
72
|
20
|
21
|
21
|
|
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
|
|
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