Air Quality
Excellent
No health implications.
25
PM2.5
37
PM10
60
O3
0.6
CO
4
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Mar
47
Excellent
Fri
6 Mar
46
Excellent
Sat
7 Mar
48
Excellent
Sun
8 Mar
60
Good
Mon
9 Mar
52
Good
Tue
10 Mar
28
Excellent
Wed
11 Mar
26
Excellent
Air quality in the last 12 months (Chongzhou)
|
2026/01
|
51
|
50
|
21
|
39
|
64
|
53
|
75
|
88
|
103
|
147
|
192
|
196
|
191
|
140
|
93
|
116
|
149
|
163
|
67
|
41
|
53
|
71
|
90
|
107
|
89
|
112
|
119
|
117
|
105
|
63
|
80
|
|
2025/12
|
142
|
106
|
52
|
51
|
72
|
83
|
64
|
113
|
138
|
107
|
136
|
104
|
57
|
71
|
89
|
130
|
133
|
145
|
175
|
97
|
57
|
64
|
61
|
65
|
92
|
83
|
117
|
127
|
112
|
119
|
78
|
|
2025/11
|
25
|
43
|
43
|
37
|
45
|
39
|
32
|
42
|
54
|
34
|
41
|
49
|
46
|
54
|
46
|
58
|
41
|
38
|
44
|
66
|
88
|
120
|
91
|
99
|
98
|
105
|
96
|
115
|
131
|
130
|
|
|
2025/10
|
50
|
32
|
31
|
35
|
34
|
22
|
27
|
41
|
42
|
40
|
22
|
18
|
20
|
39
|
44
|
51
|
32
|
28
|
26
|
12
|
17
|
22
|
15
|
15
|
25
|
34
|
33
|
44
|
36
|
54
|
42
|
|
2025/09
|
36
|
44
|
48
|
55
|
47
|
45
|
66
|
48
|
49
|
34
|
24
|
22
|
37
|
52
|
66
|
23
|
24
|
15
|
16
|
37
|
22
|
16
|
21
|
30
|
39
|
61
|
42
|
25
|
21
|
37
|
|
|
2025/08
|
40
|
44
|
47
|
49
|
39
|
33
|
29
|
38
|
22
|
17
|
23
|
34
|
41
|
39
|
45
|
35
|
32
|
20
|
25
|
34
|
22
|
22
|
26
|
28
|
28
|
33
|
33
|
22
|
13
|
16
|
30
|
|
2025/07
|
23
|
23
|
22
|
24
|
16
|
27
|
23
|
35
|
31
|
31
|
22
|
26
|
38
|
38
|
52
|
48
|
52
|
42
|
29
|
27
|
22
|
33
|
22
|
20
|
22
|
15
|
26
|
32
|
34
|
32
|
42
|
|
2025/06
|
35
|
29
|
47
|
52
|
56
|
59
|
60
|
49
|
57
|
38
|
49
|
47
|
56
|
56
|
44
|
47
|
50
|
29
|
23
|
37
|
34
|
37
|
35
|
20
|
23
|
37
|
49
|
45
|
28
|
23
|
|
|
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
|
|||
|
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