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
17 Nov
Tue
18 Nov
Wed
19 Nov
Thu
20 Nov
Fri
21 Nov
Sat
22 Nov
Sun
23 Nov
Real-time AQI (Monitoring Station in Quzhou)
环保大楼
126
PM2.5
11
PM10
36
O3
0.4
CO
4
SO2
18
NO2
实验学校
117
PM2.5
9
PM10
34
O3
0.4
CO
2
SO2
22
NO2
衢州学院
106
PM2.5
10
PM10
32
O3
0.4
CO
5
SO2
18
NO2
Air quality in the last 12 months (Quzhou)
|
2025/10
|
40
|
35
|
37
|
35
|
35
|
36
|
49
|
56
|
40
|
39
|
45
|
52
|
51
|
25
|
38
|
34
|
37
|
29
|
17
|
26
|
30
|
30
|
34
|
40
|
48
|
54
|
40
|
57
|
44
|
37
|
29
|
|
2025/09
|
33
|
29
|
30
|
36
|
33
|
29
|
27
|
22
|
20
|
17
|
19
|
21
|
26
|
19
|
29
|
35
|
27
|
29
|
22
|
24
|
24
|
30
|
31
|
18
|
26
|
25
|
34
|
34
|
40
|
39
|
|
|
2025/08
|
37
|
42
|
34
|
30
|
23
|
16
|
21
|
26
|
30
|
40
|
39
|
34
|
16
|
15
|
17
|
21
|
21
|
24
|
25
|
27
|
28
|
24
|
19
|
29
|
25
|
28
|
26
|
19
|
22
|
26
|
30
|
|
2025/07
|
14
|
22
|
31
|
40
|
30
|
19
|
20
|
19
|
21
|
34
|
27
|
18
|
21
|
29
|
33
|
45
|
35
|
29
|
21
|
18
|
16
|
22
|
24
|
26
|
26
|
13
|
20
|
16
|
25
|
24
|
26
|
|
2025/06
|
43
|
20
|
18
|
41
|
36
|
34
|
40
|
51
|
26
|
23
|
19
|
23
|
19
|
22
|
12
|
27
|
36
|
22
|
27
|
27
|
25
|
30
|
17
|
13
|
31
|
21
|
25
|
22
|
27
|
29
|
|
|
2025/05
|
47
|
49
|
54
|
52
|
34
|
47
|
112
|
56
|
20
|
44
|
45
|
50
|
47
|
47
|
72
|
50
|
27
|
52
|
52
|
23
|
16
|
31
|
13
|
37
|
69
|
74
|
72
|
47
|
27
|
39
|
47
|
|
2025/04
|
45
|
43
|
75
|
74
|
58
|
59
|
62
|
57
|
63
|
43
|
51
|
99
|
173
|
99
|
60
|
52
|
59
|
58
|
55
|
53
|
75
|
13
|
49
|
35
|
28
|
43
|
39
|
36
|
54
|
58
|
|
|
2025/03
|
47
|
47
|
42
|
13
|
40
|
41
|
64
|
64
|
85
|
102
|
114
|
70
|
12
|
34
|
15
|
35
|
38
|
43
|
55
|
45
|
48
|
49
|
54
|
61
|
65
|
70
|
71
|
63
|
41
|
57
|
48
|
|
2025/02
|
17
|
19
|
56
|
52
|
40
|
54
|
63
|
47
|
39
|
54
|
61
|
62
|
117
|
122
|
92
|
42
|
62
|
30
|
50
|
20
|
20
|
29
|
41
|
72
|
108
|
80
|
62
|
46
|
|||
|
2025/01
|
102
|
90
|
103
|
94
|
86
|
92
|
89
|
108
|
89
|
38
|
55
|
63
|
65
|
72
|
95
|
54
|
59
|
74
|
58
|
63
|
101
|
87
|
79
|
70
|
50
|
24
|
37
|
51
|
151
|
63
|
58
|
|
2024/12
|
53
|
59
|
89
|
116
|
65
|
50
|
108
|
86
|
54
|
68
|
26
|
77
|
76
|
86
|
67
|
58
|
73
|
76
|
51
|
55
|
74
|
76
|
74
|
82
|
96
|
135
|
171
|
110
|
78
|
79
|
81
|
|
2024/11
|
11
|
28
|
49
|
78
|
73
|
54
|
36
|
41
|
48
|
40
|
46
|
55
|
47
|
62
|
26
|
25
|
26
|
27
|
38
|
39
|
54
|
58
|
100
|
47
|
35
|
27
|
47
|
51
|
55
|
54
|
|
|
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