Air Quality
Excellent
No health implications.
9
PM2.5
10
PM10
62
O3
0.3
CO
3
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Feb
42
Excellent
Mon
9 Feb
40
Excellent
Tue
10 Feb
38
Excellent
Wed
11 Feb
39
Excellent
Thu
12 Feb
40
Excellent
Fri
13 Feb
47
Excellent
Sat
14 Feb
34
Excellent
Air quality in the last 12 months (Zhangbei)
|
2026/01
|
32
|
27
|
30
|
17
|
18
|
26
|
30
|
57
|
71
|
30
|
29
|
44
|
36
|
81
|
95
|
24
|
36
|
30
|
20
|
17
|
22
|
35
|
34
|
23
|
36
|
51
|
26
|
42
|
25
|
38
|
19
|
|
2025/12
|
22
|
24
|
29
|
23
|
39
|
55
|
37
|
29
|
44
|
42
|
23
|
47
|
24
|
51
|
57
|
38
|
34
|
53
|
55
|
21
|
31
|
55
|
35
|
25
|
22
|
38
|
44
|
45
|
26
|
23
|
23
|
|
2025/11
|
18
|
19
|
35
|
50
|
55
|
65
|
53
|
46
|
28
|
28
|
41
|
43
|
27
|
44
|
57
|
21
|
16
|
23
|
32
|
27
|
36
|
47
|
86
|
37
|
40
|
66
|
39
|
80
|
91
|
80
|
|
|
2025/10
|
37
|
38
|
35
|
37
|
41
|
40
|
26
|
23
|
13
|
17
|
27
|
28
|
38
|
37
|
35
|
26
|
11
|
18
|
14
|
16
|
23
|
32
|
52
|
51
|
27
|
13
|
19
|
35
|
49
|
17
|
14
|
|
2025/09
|
24
|
34
|
49
|
39
|
45
|
31
|
19
|
20
|
36
|
40
|
44
|
35
|
39
|
23
|
22
|
15
|
12
|
16
|
21
|
19
|
21
|
27
|
26
|
26
|
27
|
31
|
34
|
26
|
22
|
25
|
|
|
2025/08
|
55
|
55
|
48
|
63
|
47
|
18
|
19
|
38
|
20
|
21
|
33
|
33
|
25
|
30
|
42
|
30
|
32
|
44
|
39
|
32
|
40
|
31
|
31
|
23
|
23
|
26
|
24
|
30
|
36
|
33
|
24
|
|
2025/07
|
25
|
24
|
35
|
31
|
19
|
15
|
22
|
25
|
34
|
39
|
40
|
38
|
15
|
23
|
37
|
12
|
15
|
21
|
41
|
18
|
16
|
21
|
31
|
23
|
28
|
32
|
30
|
27
|
26
|
18
|
30
|
|
2025/06
|
36
|
15
|
14
|
16
|
21
|
15
|
16
|
16
|
20
|
23
|
34
|
58
|
37
|
25
|
12
|
19
|
23
|
30
|
25
|
16
|
15
|
26
|
28
|
34
|
39
|
43
|
39
|
33
|
34
|
25
|
|
|
2025/05
|
18
|
18
|
15
|
20
|
73
|
20
|
40
|
66
|
28
|
36
|
21
|
31
|
33
|
24
|
30
|
74
|
25
|
18
|
16
|
45
|
31
|
35
|
40
|
35
|
35
|
23
|
19
|
28
|
42
|
55
|
24
|
|
2025/04
|
21
|
18
|
43
|
50
|
18
|
34
|
33
|
28
|
27
|
30
|
75
|
39
|
43
|
31
|
26
|
68
|
55
|
15
|
18
|
39
|
54
|
32
|
37
|
17
|
20
|
31
|
14
|
16
|
31
|
20
|
|
|
2025/03
|
58
|
25
|
23
|
38
|
41
|
21
|
32
|
55
|
60
|
83
|
119
|
48
|
49
|
52
|
32
|
21
|
22
|
19
|
17
|
21
|
29
|
41
|
126
|
66
|
42
|
113
|
29
|
22
|
21
|
17
|
17
|
|
2025/02
|
71
|
28
|
18
|
24
|
32
|
54
|
20
|
18
|
26
|
45
|
49
|
38
|
46
|
41
|
66
|
18
|
18
|
16
|
16
|
17
|
17
|
18
|
17
|
36
|
35
|
33
|
56
|
45
|
|||
|
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