Air Quality
Excellent
No health implications.
10
PM2.5
24
PM10
81
O3
0.3
CO
1
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Mar
67
Good
Sun
15 Mar
54
Good
Mon
16 Mar
50
Excellent
Tue
17 Mar
52
Good
Wed
18 Mar
74
Good
Thu
19 Mar
95
Good
Fri
20 Mar
67
Good
Zhangjiakou Air quality rank
Real-time AQI (Monitoring Station in Zhangjiakou)
世纪豪园
2610
PM2.5
24
PM10
81
O3
0.3
CO
1
SO2
9
NO2
Air quality in the last 12 months (Zhangjiakou)
|
2026/02
|
21
|
25
|
48
|
57
|
25
|
12
|
16
|
26
|
50
|
58
|
37
|
54
|
56
|
46
|
25
|
21
|
44
|
34
|
52
|
101
|
220
|
33
|
36
|
54
|
79
|
44
|
62
|
51
|
|||
|
2026/01
|
23
|
27
|
32
|
20
|
22
|
28
|
31
|
61
|
81
|
32
|
29
|
44
|
38
|
85
|
107
|
27
|
41
|
33
|
18
|
14
|
19
|
33
|
31
|
23
|
36
|
53
|
29
|
44
|
37
|
54
|
23
|
|
2025/12
|
22
|
24
|
32
|
25
|
42
|
60
|
45
|
31
|
54
|
51
|
28
|
51
|
26
|
52
|
59
|
39
|
40
|
71
|
71
|
20
|
29
|
63
|
39
|
25
|
22
|
41
|
43
|
50
|
28
|
23
|
22
|
|
2025/11
|
22
|
22
|
40
|
57
|
72
|
87
|
56
|
49
|
29
|
33
|
47
|
47
|
32
|
50
|
60
|
24
|
17
|
24
|
32
|
25
|
37
|
51
|
88
|
42
|
41
|
67
|
40
|
80
|
94
|
84
|
|
|
2025/10
|
38
|
44
|
38
|
40
|
45
|
37
|
32
|
23
|
11
|
14
|
27
|
30
|
41
|
41
|
46
|
32
|
13
|
17
|
14
|
18
|
25
|
36
|
58
|
63
|
39
|
15
|
26
|
41
|
67
|
26
|
21
|
|
2025/09
|
26
|
34
|
44
|
38
|
37
|
36
|
23
|
25
|
39
|
41
|
47
|
41
|
42
|
26
|
27
|
16
|
14
|
18
|
26
|
24
|
28
|
27
|
28
|
30
|
33
|
38
|
38
|
30
|
26
|
29
|
|
|
2025/08
|
46
|
44
|
35
|
42
|
31
|
23
|
24
|
25
|
20
|
23
|
34
|
32
|
26
|
34
|
46
|
27
|
31
|
37
|
28
|
29
|
30
|
32
|
27
|
25
|
31
|
28
|
18
|
31
|
40
|
36
|
27
|
|
2025/07
|
26
|
31
|
32
|
32
|
20
|
19
|
25
|
30
|
39
|
37
|
47
|
44
|
20
|
31
|
34
|
15
|
16
|
25
|
42
|
17
|
20
|
27
|
35
|
23
|
24
|
27
|
25
|
29
|
21
|
19
|
30
|
|
2025/06
|
46
|
18
|
16
|
20
|
31
|
20
|
21
|
24
|
32
|
27
|
44
|
67
|
43
|
34
|
15
|
20
|
31
|
40
|
33
|
21
|
22
|
31
|
38
|
40
|
46
|
52
|
46
|
45
|
41
|
32
|
|
|
2025/05
|
21
|
21
|
21
|
24
|
76
|
23
|
49
|
76
|
25
|
36
|
28
|
42
|
42
|
29
|
39
|
92
|
30
|
24
|
24
|
55
|
44
|
45
|
53
|
40
|
38
|
31
|
27
|
38
|
52
|
63
|
28
|
|
2025/04
|
28
|
19
|
44
|
58
|
20
|
43
|
43
|
32
|
31
|
38
|
97
|
50
|
49
|
36
|
33
|
74
|
62
|
18
|
23
|
48
|
67
|
35
|
45
|
20
|
28
|
47
|
19
|
23
|
40
|
27
|
|
|
2025/03
|
69
|
51
|
33
|
38
|
42
|
23
|
39
|
63
|
71
|
96
|
134
|
54
|
63
|
65
|
33
|
19
|
24
|
22
|
22
|
26
|
31
|
51
|
152
|
71
|
53
|
128
|
32
|
24
|
20
|
23
|
24
|
|
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