Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 May
Thu
22 May
Fri
23 May
Sat
24 May
Sun
25 May
Mon
26 May
Tue
27 May
Real-time AQI (Monitoring Station in Changzhou)
市监测站
327
PM2.5
11
PM10
100
O3
0.8
CO
8
SO2
16
NO2
武进监测站
316
PM2.5
22
PM10
97
O3
0.7
CO
8
SO2
20
NO2
安家
303
PM2.5
13
PM10
94
O3
0.3
CO
14
SO2
13
NO2
行政中心
303
PM2.5
11
PM10
95
O3
0.6
CO
8
SO2
15
NO2
经开区
346
PM2.5
18
PM10
107
O3
0.5
CO
4
SO2
14
NO2
钟楼
253
PM2.5
11
PM10
77
O3
0.6
CO
6
SO2
14
NO2
武进经发区
333
PM2.5
9
PM10
103
O3
0.7
CO
6
SO2
10
NO2
金坛城区
318
PM2.5
10
PM10
98
O3
0.4
CO
7
SO2
10
NO2
Air quality in the last 12 months (Changzhou)
|
2025/04
|
50
|
62
|
49
|
60
|
69
|
74
|
76
|
69
|
83
|
106
|
81
|
134
|
94
|
76
|
57
|
54
|
65
|
71
|
90
|
56
|
73
|
62
|
62
|
73
|
60
|
47
|
50
|
66
|
60
|
59
|
|
|
2025/03
|
56
|
66
|
23
|
25
|
41
|
44
|
69
|
89
|
67
|
65
|
85
|
67
|
46
|
49
|
40
|
45
|
41
|
42
|
59
|
63
|
52
|
56
|
65
|
63
|
75
|
80
|
86
|
64
|
70
|
55
|
39
|
|
2025/02
|
28
|
73
|
85
|
70
|
50
|
44
|
49
|
35
|
45
|
70
|
53
|
110
|
71
|
63
|
106
|
107
|
74
|
50
|
60
|
44
|
42
|
67
|
75
|
83
|
118
|
105
|
134
|
112
|
|||
|
2025/01
|
103
|
75
|
75
|
70
|
110
|
80
|
65
|
76
|
34
|
48
|
73
|
70
|
89
|
120
|
45
|
64
|
84
|
95
|
117
|
157
|
174
|
105
|
62
|
50
|
35
|
58
|
45
|
55
|
106
|
70
|
70
|
|
2024/12
|
67
|
79
|
70
|
50
|
77
|
133
|
156
|
34
|
62
|
57
|
67
|
68
|
89
|
70
|
64
|
69
|
85
|
72
|
40
|
68
|
83
|
55
|
55
|
77
|
113
|
133
|
62
|
64
|
72
|
97
|
85
|
|
2024/11
|
14
|
54
|
91
|
86
|
37
|
38
|
34
|
42
|
46
|
55
|
54
|
62
|
66
|
60
|
86
|
53
|
28
|
26
|
31
|
35
|
60
|
85
|
29
|
39
|
40
|
32
|
59
|
64
|
52
|
63
|
|
|
2024/10
|
23
|
26
|
24
|
29
|
38
|
17
|
17
|
36
|
48
|
65
|
85
|
72
|
38
|
44
|
69
|
60
|
42
|
37
|
24
|
40
|
33
|
38
|
52
|
46
|
43
|
38
|
27
|
66
|
42
|
45
|
37
|
|
2024/09
|
41
|
43
|
27
|
34
|
33
|
38
|
55
|
45
|
24
|
38
|
16
|
29
|
22
|
31
|
28
|
18
|
18
|
25
|
24
|
13
|
23
|
24
|
31
|
40
|
52
|
43
|
38
|
46
|
41
|
49
|
|
|
2024/08
|
25
|
25
|
45
|
38
|
31
|
40
|
51
|
39
|
47
|
46
|
44
|
45
|
47
|
31
|
25
|
43
|
37
|
29
|
26
|
24
|
26
|
35
|
44
|
41
|
38
|
38
|
35
|
29
|
23
|
37
|
44
|
|
2024/07
|
25
|
28
|
21
|
27
|
27
|
23
|
22
|
24
|
28
|
24
|
33
|
28
|
12
|
16
|
48
|
51
|
31
|
23
|
28
|
28
|
29
|
36
|
33
|
22
|
25
|
25
|
19
|
21
|
23
|
28
|
31
|
|
2024/06
|
44
|
33
|
40
|
53
|
55
|
25
|
34
|
45
|
44
|
27
|
33
|
43
|
58
|
53
|
46
|
42
|
35
|
30
|
26
|
25
|
40
|
14
|
23
|
37
|
30
|
35
|
21
|
15
|
22
|
15
|
|
|
2024/05
|
38
|
42
|
43
|
54
|
40
|
48
|
70
|
43
|
37
|
53
|
50
|
74
|
80
|
63
|
52
|
41
|
53
|
55
|
42
|
50
|
38
|
45
|
51
|
45
|
42
|
39
|
28
|
33
|
39
|
49
|
58
|
|
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
*: primary pollution