Air Quality
Excellent
No health implications.
16
PM2.5
33
PM10
48
O3
0.5
CO
5
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jun
80
Good
Sun
22 Jun
72
Good
Mon
23 Jun
67
Good
Tue
24 Jun
50
Excellent
Wed
25 Jun
53
Good
Thu
26 Jun
29
Excellent
Fri
27 Jun
45
Excellent
Air quality in the last 12 months (Chongzhou)
|
2025/05
|
53
|
61
|
60
|
63
|
30
|
30
|
39
|
32
|
115
|
87
|
67
|
67
|
51
|
72
|
54
|
69
|
110
|
123
|
65
|
67
|
79
|
68
|
50
|
52
|
52
|
63
|
37
|
30
|
51
|
43
|
27
|
|
2025/04
|
61
|
55
|
69
|
71
|
35
|
44
|
63
|
60
|
67
|
67
|
57
|
127
|
128
|
78
|
93
|
90
|
67
|
71
|
53
|
62
|
74
|
63
|
71
|
35
|
44
|
42
|
38
|
46
|
29
|
37
|
|
|
2025/03
|
92
|
88
|
49
|
40
|
31
|
29
|
44
|
36
|
52
|
67
|
73
|
83
|
75
|
58
|
28
|
38
|
38
|
39
|
62
|
56
|
59
|
66
|
68
|
57
|
59
|
66
|
130
|
81
|
64
|
59
|
42
|
|
2025/02
|
34
|
36
|
38
|
50
|
37
|
33
|
40
|
27
|
33
|
45
|
64
|
52
|
58
|
55
|
37
|
52
|
51
|
49
|
34
|
43
|
40
|
22
|
36
|
31
|
24
|
45
|
72
|
84
|
|||
|
2025/01
|
130
|
119
|
124
|
140
|
107
|
95
|
63
|
46
|
61
|
55
|
42
|
87
|
83
|
63
|
68
|
61
|
100
|
49
|
73
|
91
|
123
|
154
|
188
|
85
|
34
|
57
|
73
|
86
|
263
|
95
|
58
|
|
2024/12
|
94
|
119
|
107
|
73
|
61
|
52
|
38
|
19
|
25
|
41
|
57
|
55
|
45
|
46
|
67
|
86
|
114
|
148
|
115
|
96
|
98
|
50
|
44
|
52
|
76
|
74
|
113
|
98
|
73
|
64
|
79
|
|
2024/11
|
29
|
55
|
39
|
32
|
44
|
59
|
74
|
83
|
58
|
24
|
35
|
29
|
27
|
51
|
54
|
35
|
26
|
14
|
15
|
29
|
42
|
66
|
55
|
38
|
19
|
38
|
39
|
54
|
60
|
75
|
|
|
2024/10
|
22
|
38
|
24
|
24
|
36
|
44
|
40
|
45
|
46
|
36
|
38
|
33
|
51
|
58
|
60
|
50
|
22
|
36
|
23
|
13
|
18
|
31
|
52
|
70
|
46
|
30
|
32
|
48
|
60
|
48
|
40
|
|
2024/09
|
29
|
34
|
22
|
35
|
21
|
26
|
25
|
38
|
29
|
17
|
24
|
31
|
30
|
23
|
20
|
27
|
30
|
39
|
34
|
37
|
24
|
36
|
42
|
40
|
56
|
59
|
72
|
64
|
40
|
12
|
|
|
2024/08
|
45
|
47
|
28
|
19
|
26
|
41
|
28
|
28
|
35
|
28
|
50
|
46
|
49
|
52
|
38
|
50
|
37
|
33
|
42
|
51
|
50
|
55
|
56
|
38
|
48
|
35
|
38
|
44
|
37
|
35
|
35
|
|
2024/07
|
21
|
29
|
24
|
24
|
29
|
49
|
33
|
15
|
12
|
17
|
23
|
33
|
20
|
12
|
17
|
23
|
20
|
18
|
27
|
22
|
21
|
24
|
30
|
20
|
33
|
58
|
48
|
28
|
19
|
30
|
42
|
|
2024/06
|
46
|
27
|
36
|
30
|
34
|
36
|
28
|
35
|
31
|
47
|
28
|
35
|
51
|
54
|
50
|
48
|
20
|
32
|
29
|
34
|
28
|
24
|
45
|
47
|
36
|
32
|
27
|
32
|
48
|
48
|
|
|
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