Air Quality
Excellent
No health implications.
22
PM2.5
46
PM10
48
O3
0.4
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
56
Good
Thu
22 May
45
Excellent
Fri
23 May
55
Good
Sat
24 May
49
Excellent
Sun
25 May
70
Good
Mon
26 May
24
Excellent
Tue
27 May
46
Excellent
Air quality in the last 12 months (Chongli)
|
2025/04
|
26
|
17
|
46
|
65
|
26
|
39
|
43
|
34
|
30
|
31
|
103
|
63
|
57
|
42
|
35
|
73
|
65
|
16
|
19
|
44
|
64
|
34
|
47
|
19
|
25
|
39
|
18
|
18
|
32
|
23
|
|
|
2025/03
|
65
|
37
|
19
|
29
|
33
|
17
|
27
|
51
|
62
|
87
|
142
|
46
|
50
|
62
|
33
|
16
|
27
|
16
|
18
|
19
|
25
|
47
|
177
|
72
|
53
|
150
|
29
|
25
|
24
|
22
|
19
|
|
2025/02
|
41
|
23
|
14
|
17
|
27
|
42
|
11
|
14
|
16
|
42
|
47
|
34
|
44
|
39
|
74
|
17
|
13
|
11
|
15
|
13
|
16
|
13
|
12
|
24
|
28
|
28
|
55
|
44
|
|||
|
2025/01
|
30
|
18
|
21
|
32
|
44
|
12
|
11
|
13
|
12
|
21
|
31
|
18
|
24
|
16
|
20
|
28
|
31
|
35
|
25
|
36
|
21
|
24
|
35
|
34
|
51
|
135
|
14
|
19
|
83
|
47
|
61
|
|
2024/12
|
30
|
14
|
14
|
10
|
15
|
14
|
13
|
14
|
20
|
20
|
22
|
24
|
25
|
18
|
23
|
22
|
16
|
15
|
18
|
25
|
14
|
16
|
18
|
35
|
49
|
15
|
16
|
32
|
66
|
57
|
38
|
|
2024/11
|
37
|
39
|
27
|
15
|
21
|
18
|
43
|
56
|
80
|
51
|
36
|
42
|
55
|
40
|
34
|
54
|
26
|
29
|
54
|
47
|
24
|
15
|
41
|
61
|
30
|
23
|
15
|
10
|
16
|
24
|
|
|
2024/10
|
10
|
10
|
19
|
30
|
42
|
25
|
12
|
18
|
35
|
24
|
34
|
41
|
62
|
42
|
33
|
46
|
58
|
19
|
13
|
14
|
28
|
14
|
31
|
33
|
40
|
58
|
17
|
22
|
25
|
31
|
47
|
|
2024/09
|
19
|
16
|
16
|
19
|
17
|
18
|
16
|
17
|
26
|
16
|
16
|
14
|
17
|
12
|
17
|
16
|
17
|
24
|
31
|
19
|
14
|
13
|
22
|
33
|
15
|
28
|
49
|
45
|
29
|
13
|
|
|
2024/08
|
19
|
24
|
29
|
24
|
23
|
22
|
29
|
34
|
24
|
58
|
13
|
15
|
15
|
20
|
26
|
29
|
29
|
23
|
23
|
19
|
14
|
22
|
22
|
25
|
23
|
16
|
21
|
19
|
25
|
31
|
33
|
|
2024/07
|
21
|
30
|
21
|
23
|
25
|
28
|
27
|
35
|
60
|
55
|
48
|
43
|
24
|
37
|
40
|
22
|
19
|
20
|
31
|
25
|
42
|
44
|
39
|
29
|
21
|
21
|
33
|
25
|
16
|
20
|
19
|
|
2024/06
|
16
|
17
|
23
|
35
|
46
|
40
|
16
|
29
|
15
|
20
|
26
|
26
|
27
|
23
|
17
|
15
|
18
|
34
|
41
|
48
|
42
|
344
|
107
|
15
|
17
|
35
|
58
|
48
|
52
|
28
|
|
|
2024/05
|
24
|
32
|
35
|
51
|
39
|
32
|
28
|
22
|
46
|
149
|
107
|
22
|
26
|
39
|
15
|
56
|
39
|
61
|
58
|
40
|
42
|
53
|
67
|
32
|
19
|
35
|
22
|
22
|
36
|
31
|
15
|
|
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