Air Quality
Excellent
No health implications.
7
PM2.5
22
PM10
24
O3
0.6
CO
4
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jul
52
Good
Wed
16 Jul
56
Good
Thu
17 Jul
60
Good
Fri
18 Jul
50
Excellent
Sat
19 Jul
49
Excellent
Sun
20 Jul
49
Excellent
Mon
21 Jul
41
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