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 Aug
Mon
18 Aug
Tue
19 Aug
Wed
20 Aug
Thu
21 Aug
Fri
22 Aug
Sat
23 Aug
Real-time AQI (Monitoring Station in Quzhou)
环保大楼
2814
PM2.5
28
PM10
25
O3
0.3
CO
3
SO2
23
NO2
实验学校
228
PM2.5
22
PM10
30
O3
0.2
CO
1
SO2
19
NO2
衢州学院
209
PM2.5
20
PM10
32
O3
0.3
CO
4
SO2
19
NO2
Air quality in the last 12 months (Quzhou)
|
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
|
|
|
2024/10
|
24
|
26
|
32
|
34
|
36
|
28
|
18
|
21
|
46
|
45
|
72
|
63
|
49
|
45
|
58
|
11
|
28
|
33
|
27
|
23
|
48
|
46
|
34
|
49
|
39
|
31
|
17
|
28
|
70
|
51
|
39
|
|
2024/09
|
33
|
40
|
51
|
40
|
30
|
33
|
44
|
34
|
25
|
44
|
27
|
30
|
28
|
37
|
38
|
27
|
19
|
25
|
31
|
43
|
17
|
23
|
23
|
32
|
33
|
53
|
29
|
36
|
45
|
42
|
|
|
2024/08
|
21
|
24
|
36
|
32
|
25
|
29
|
34
|
36
|
36
|
35
|
40
|
25
|
18
|
26
|
30
|
44
|
46
|
40
|
27
|
20
|
21
|
35
|
37
|
42
|
46
|
53
|
52
|
22
|
37
|
29
|
29
|
|
2024/07
|
26
|
24
|
21
|
25
|
28
|
29
|
29
|
28
|
31
|
33
|
33
|
29
|
34
|
27
|
33
|
35
|
33
|
27
|
28
|
30
|
31
|
28
|
30
|
24
|
19
|
16
|
12
|
18
|
18
|
17
|
19
|
|
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