Air Quality
Excellent
No health implications.
18
PM2.5
28
PM10
30
O3
0.2
CO
25
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jan
51
Good
Sat
18 Jan
52
Good
Sun
19 Jan
44
Excellent
Mon
20 Jan
49
Excellent
Tue
21 Jan
48
Excellent
Wed
22 Jan
49
Excellent
Thu
23 Jan
33
Excellent
Air quality in the last 12 months (Chongli)
|
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
|
|
2024/04
|
57
|
45
|
28
|
36
|
41
|
29
|
34
|
47
|
62
|
43
|
47
|
74
|
69
|
109
|
198
|
37
|
39
|
39
|
74
|
24
|
31
|
77
|
23
|
39
|
143
|
77
|
122
|
26
|
15
|
24
|
|
|
2024/03
|
22
|
83
|
23
|
47
|
42
|
11
|
24
|
18
|
33
|
45
|
34
|
17
|
30
|
34
|
56
|
135
|
26
|
221
|
62
|
15
|
51
|
42
|
48
|
47
|
32
|
96
|
174
|
205
|
128
|
27
|
28
|
|
2024/02
|
30
|
46
|
27
|
30
|
52
|
33
|
30
|
34
|
61
|
146
|
50
|
68
|
73
|
53
|
37
|
52
|
52
|
51
|
27
|
25
|
25
|
25
|
23
|
37
|
32
|
40
|
71
|
40
|
26
|
||
|
2024/01
|
37
|
36
|
25
|
41
|
24
|
19
|
22
|
35
|
26
|
33
|
44
|
32
|
51
|
25
|
24
|
25
|
47
|
67
|
63
|
33
|
25
|
23
|
23
|
28
|
26
|
36
|
28
|
34
|
38
|
71
|
26
|
|
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