Air Quality
Excellent
No health implications.
9
PM2.5
20
PM10
22
O3
0.5
CO
7
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 Aug
55
Good
Mon
25 Aug
54
Good
Tue
26 Aug
50
Excellent
Wed
27 Aug
50
Excellent
Thu
28 Aug
53
Good
Fri
29 Aug
47
Excellent
Sat
30 Aug
19
Excellent
Air quality in the last 12 months (Chongyi)
|
2025/06
|
20
|
18
|
18
|
27
|
32
|
26
|
27
|
26
|
22
|
28
|
25
|
21
|
27
|
13
|
13
|
21
|
10
|
14
|
14
|
12
|
15
|
16
|
21
|
24
|
30
|
19
|
16
|
17
|
18
|
17
|
|
|
2025/05
|
48
|
50
|
45
|
35
|
19
|
26
|
47
|
29
|
23
|
40
|
32
|
38
|
39
|
35
|
28
|
21
|
18
|
14
|
16
|
16
|
20
|
22
|
23
|
36
|
50
|
44
|
45
|
29
|
13
|
26
|
24
|
|
2025/04
|
36
|
44
|
49
|
61
|
58
|
61
|
59
|
61
|
65
|
42
|
44
|
111
|
189
|
123
|
81
|
71
|
70
|
59
|
26
|
22
|
32
|
30
|
26
|
26
|
23
|
25
|
27
|
30
|
51
|
52
|
|
|
2025/03
|
33
|
28
|
28
|
15
|
15
|
19
|
37
|
33
|
37
|
45
|
47
|
44
|
36
|
24
|
16
|
27
|
48
|
36
|
39
|
44
|
47
|
52
|
58
|
64
|
69
|
58
|
48
|
67
|
29
|
11
|
25
|
|
2025/02
|
30
|
14
|
20
|
38
|
44
|
47
|
35
|
58
|
32
|
37
|
45
|
50
|
57
|
65
|
64
|
42
|
38
|
38
|
39
|
23
|
18
|
18
|
18
|
35
|
53
|
66
|
55
|
41
|
|||
|
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
|
|
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