Air Quality
Excellent
No health implications.
9
PM2.5
20
PM10
29
O3
0.5
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Jul
85
Good
Thu
17 Jul
89
Good
Fri
18 Jul
83
Good
Sat
19 Jul
60
Good
Sun
20 Jul
48
Excellent
Mon
21 Jul
23
Excellent
Tue
22 Jul
33
Excellent
Air quality in the last 12 months (Chancheng)
|
2025/06
|
30
|
27
|
18
|
28
|
29
|
34
|
23
|
17
|
21
|
29
|
19
|
17
|
15
|
11
|
18
|
21
|
13
|
15
|
15
|
17
|
13
|
16
|
14
|
16
|
16
|
14
|
13
|
14
|
14
|
13
|
|
|
2025/05
|
34
|
47
|
31
|
27
|
23
|
23
|
20
|
33
|
24
|
33
|
34
|
55
|
43
|
30
|
22
|
16
|
21
|
20
|
28
|
24
|
22
|
22
|
22
|
23
|
44
|
49
|
50
|
35
|
27
|
27
|
32
|
|
2025/04
|
35
|
48
|
63
|
50
|
39
|
69
|
81
|
65
|
51
|
38
|
34
|
50
|
250
|
162
|
112
|
102
|
68
|
53
|
32
|
32
|
27
|
29
|
32
|
23
|
19
|
45
|
37
|
30
|
40
|
51
|
|
|
2025/03
|
37
|
36
|
37
|
28
|
23
|
18
|
23
|
37
|
67
|
79
|
47
|
39
|
33
|
30
|
22
|
18
|
51
|
47
|
54
|
68
|
67
|
62
|
61
|
66
|
59
|
45
|
32
|
44
|
22
|
16
|
20
|
|
2025/02
|
48
|
47
|
11
|
30
|
42
|
44
|
27
|
57
|
32
|
55
|
58
|
49
|
45
|
54
|
45
|
74
|
48
|
60
|
51
|
49
|
41
|
40
|
28
|
36
|
52
|
55
|
62
|
46
|
|||
|
2025/01
|
81
|
91
|
63
|
68
|
90
|
85
|
89
|
76
|
71
|
52
|
41
|
48
|
74
|
73
|
61
|
59
|
56
|
63
|
69
|
70
|
81
|
60
|
70
|
50
|
31
|
21
|
26
|
43
|
77
|
56
|
34
|
|
2024/12
|
82
|
101
|
99
|
76
|
66
|
66
|
51
|
38
|
57
|
74
|
61
|
34
|
39
|
54
|
51
|
38
|
70
|
49
|
52
|
61
|
63
|
59
|
67
|
63
|
61
|
68
|
83
|
67
|
75
|
101
|
80
|
|
2024/11
|
45
|
38
|
49
|
51
|
40
|
55
|
48
|
48
|
52
|
57
|
53
|
49
|
45
|
30
|
21
|
22
|
26
|
28
|
19
|
22
|
27
|
30
|
36
|
40
|
34
|
27
|
34
|
42
|
43
|
54
|
|
|
2024/10
|
38
|
31
|
41
|
38
|
40
|
46
|
49
|
68
|
55
|
35
|
45
|
63
|
56
|
38
|
45
|
40
|
28
|
45
|
54
|
43
|
35
|
35
|
31
|
38
|
42
|
41
|
32
|
22
|
27
|
41
|
46
|
|
2024/09
|
35
|
38
|
42
|
42
|
32
|
17
|
17
|
21
|
24
|
33
|
55
|
47
|
41
|
42
|
27
|
28
|
36
|
20
|
35
|
28
|
18
|
21
|
22
|
23
|
41
|
44
|
47
|
49
|
35
|
34
|
|
|
2024/08
|
21
|
26
|
23
|
30
|
40
|
42
|
47
|
30
|
24
|
24
|
23
|
27
|
34
|
29
|
26
|
20
|
18
|
20
|
27
|
28
|
22
|
24
|
30
|
39
|
28
|
38
|
39
|
49
|
32
|
33
|
24
|
|
2024/07
|
19
|
21
|
16
|
13
|
20
|
18
|
12
|
14
|
18
|
14
|
13
|
14
|
13
|
18
|
16
|
15
|
13
|
14
|
21
|
20
|
16
|
14
|
17
|
21
|
30
|
32
|
18
|
14
|
13
|
14
|
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