Air Quality
Excellent
No health implications.
15
PM2.5
29
PM10
53
O3
0.3
CO
3
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 May
63
Good
Fri
16 May
69
Good
Sat
17 May
41
Excellent
Sun
18 May
55
Good
Mon
19 May
64
Good
Tue
20 May
54
Good
Wed
21 May
23
Excellent
Air quality in the last 12 months (Zhenglan Banner)
|
2025/02
|
48
|
31
|
12
|
14
|
26
|
28
|
14
|
10
|
14
|
30
|
52
|
30
|
43
|
33
|
80
|
15
|
13
|
13
|
11
|
14
|
11
|
16
|
13
|
24
|
23
|
22
|
49
|
40
|
|||
|
2025/01
|
35
|
13
|
16
|
19
|
26
|
11
|
12
|
11
|
12
|
15
|
22
|
14
|
14
|
12
|
25
|
39
|
28
|
31
|
23
|
31
|
19
|
25
|
41
|
45
|
61
|
73
|
11
|
21
|
88
|
29
|
44
|
|
2024/12
|
24
|
12
|
12
|
10
|
15
|
17
|
12
|
15
|
14
|
23
|
21
|
24
|
16
|
17
|
18
|
18
|
13
|
12
|
17
|
26
|
12
|
13
|
17
|
34
|
42
|
14
|
13
|
28
|
64
|
47
|
30
|
|
2024/11
|
44
|
43
|
31
|
11
|
16
|
17
|
39
|
67
|
81
|
43
|
32
|
29
|
47
|
43
|
36
|
37
|
22
|
22
|
41
|
33
|
15
|
16
|
39
|
63
|
29
|
19
|
20
|
12
|
10
|
22
|
|
|
2024/10
|
12
|
10
|
14
|
33
|
44
|
18
|
12
|
15
|
31
|
20
|
27
|
41
|
59
|
41
|
19
|
40
|
49
|
23
|
16
|
19
|
29
|
12
|
24
|
28
|
47
|
52
|
12
|
15
|
19
|
24
|
47
|
|
2024/09
|
14
|
12
|
16
|
19
|
12
|
12
|
12
|
15
|
20
|
13
|
16
|
19
|
14
|
11
|
12
|
12
|
10
|
14
|
30
|
10
|
11
|
11
|
18
|
25
|
14
|
18
|
36
|
34
|
28
|
9
|
|
|
2024/08
|
13
|
20
|
21
|
22
|
18
|
19
|
29
|
24
|
25
|
41
|
11
|
11
|
16
|
18
|
19
|
22
|
25
|
17
|
19
|
12
|
10
|
15
|
16
|
17
|
18
|
17
|
21
|
22
|
24
|
24
|
23
|
|
2024/07
|
17
|
23
|
23
|
23
|
26
|
29
|
26
|
40
|
57
|
50
|
41
|
26
|
24
|
32
|
38
|
19
|
12
|
14
|
24
|
20
|
37
|
33
|
30
|
32
|
17
|
14
|
20
|
17
|
17
|
18
|
14
|
|
2024/06
|
18
|
18
|
22
|
40
|
35
|
35
|
20
|
24
|
25
|
46
|
21
|
23
|
21
|
17
|
17
|
21
|
25
|
39
|
68
|
50
|
133
|
464
|
111
|
14
|
19
|
32
|
51
|
48
|
37
|
21
|
|
|
2024/05
|
33
|
30
|
36
|
57
|
50
|
37
|
26
|
44
|
63
|
144
|
71
|
20
|
37
|
33
|
23
|
40
|
48
|
54
|
46
|
24
|
38
|
48
|
56
|
28
|
26
|
24
|
25
|
19
|
92
|
27
|
13
|
|
2024/04
|
42
|
46
|
25
|
39
|
43
|
28
|
30
|
32
|
54
|
38
|
50
|
95
|
65
|
239
|
170
|
28
|
41
|
45
|
45
|
18
|
87
|
55
|
13
|
80
|
90
|
67
|
69
|
16
|
10
|
15
|
|
|
2024/03
|
20
|
49
|
16
|
35
|
37
|
20
|
18
|
13
|
27
|
39
|
28
|
13
|
21
|
36
|
54
|
146
|
19
|
106
|
41
|
13
|
48
|
32
|
39
|
46
|
34
|
65
|
273
|
171
|
66
|
26
|
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