Air Quality
Excellent
No health implications.
31
PM2.5
47
PM10
25
O3
0.5
CO
8
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Mar
54
Good
Wed
12 Mar
59
Good
Thu
13 Mar
55
Good
Fri
14 Mar
43
Excellent
Sat
15 Mar
41
Excellent
Sun
16 Mar
42
Excellent
Mon
17 Mar
34
Excellent
Air quality in the last 12 months (Chongyi)
|
2025/01
|
86
|
73
|
79
|
82
|
100
|
95
|
74
|
70
|
59
|
44
|
39
|
50
|
57
|
54
|
66
|
59
|
51
|
53
|
56
|
59
|
63
|
65
|
64
|
81
|
59
|
17
|
33
|
49
|
93
|
63
|
58
|
|
2024/12
|
55
|
59
|
56
|
68
|
69
|
46
|
39
|
51
|
73
|
67
|
41
|
38
|
63
|
62
|
50
|
47
|
51
|
54
|
67
|
60
|
64
|
78
|
76
|
70
|
76
|
84
|
87
|
87
|
67
|
72
|
78
|
|
2024/11
|
38
|
46
|
46
|
52
|
57
|
50
|
39
|
42
|
46
|
56
|
44
|
47
|
50
|
50
|
31
|
29
|
31
|
17
|
22
|
32
|
37
|
37
|
38
|
45
|
49
|
24
|
34
|
35
|
38
|
50
|
|
|
2024/10
|
37
|
32
|
36
|
34
|
33
|
42
|
54
|
48
|
36
|
39
|
47
|
52
|
56
|
68
|
68
|
31
|
41
|
45
|
28
|
22
|
29
|
35
|
33
|
35
|
44
|
45
|
29
|
19
|
41
|
50
|
38
|
|
2024/09
|
36
|
38
|
39
|
32
|
31
|
21
|
19
|
21
|
17
|
28
|
35
|
42
|
39
|
44
|
24
|
27
|
34
|
35
|
38
|
23
|
24
|
31
|
33
|
31
|
26
|
29
|
33
|
34
|
33
|
29
|
|
|
2024/08
|
18
|
22
|
32
|
40
|
37
|
34
|
28
|
36
|
33
|
38
|
34
|
24
|
19
|
23
|
24
|
24
|
19
|
20
|
17
|
25
|
22
|
21
|
25
|
29
|
32
|
29
|
37
|
30
|
29
|
35
|
41
|
|
2024/07
|
18
|
17
|
19
|
17
|
16
|
15
|
14
|
16
|
19
|
21
|
19
|
19
|
19
|
20
|
18
|
15
|
14
|
14
|
17
|
18
|
18
|
23
|
26
|
32
|
33
|
21
|
14
|
13
|
14
|
17
|
14
|
|
2024/06
|
14
|
14
|
30
|
18
|
17
|
24
|
29
|
33
|
25
|
22
|
20
|
21
|
24
|
19
|
15
|
14
|
16
|
25
|
22
|
22
|
21
|
29
|
23
|
17
|
18
|
24
|
24
|
19
|
16
|
18
|
|
|
2024/05
|
17
|
24
|
32
|
31
|
20
|
26
|
42
|
46
|
50
|
53
|
37
|
30
|
62
|
49
|
47
|
53
|
55
|
50
|
35
|
20
|
17
|
19
|
22
|
22
|
21
|
21
|
18
|
28
|
34
|
37
|
21
|
|
2024/04
|
39
|
53
|
42
|
24
|
16
|
18
|
19
|
27
|
35
|
39
|
46
|
56
|
54
|
49
|
53
|
53
|
34
|
36
|
24
|
27
|
20
|
27
|
31
|
36
|
30
|
27
|
32
|
25
|
27
|
24
|
|
|
2024/03
|
36
|
37
|
39
|
35
|
36
|
47
|
50
|
53
|
47
|
47
|
30
|
41
|
59
|
45
|
37
|
46
|
50
|
29
|
35
|
62
|
67
|
52
|
48
|
42
|
36
|
26
|
44
|
33
|
41
|
44
|
36
|
|
2024/02
|
51
|
30
|
22
|
16
|
24
|
18
|
15
|
38
|
59
|
91
|
67
|
65
|
53
|
40
|
40
|
25
|
31
|
33
|
31
|
37
|
26
|
15
|
16
|
23
|
28
|
29
|
30
|
32
|
21
|
||
|
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