Air Quality
Excellent
No health implications.
5
PM2.5
13
PM10
56
O3
0.3
CO
2
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Jul
46
Excellent
Mon
7 Jul
41
Excellent
Tue
8 Jul
44
Excellent
Wed
9 Jul
51
Good
Thu
10 Jul
49
Excellent
Fri
11 Jul
45
Excellent
Sat
12 Jul
38
Excellent
Air quality in the last 12 months (Rui'an)
|
2025/05
|
38
|
45
|
58
|
34
|
38
|
41
|
57
|
46
|
42
|
30
|
34
|
35
|
30
|
29
|
26
|
41
|
50
|
17
|
34
|
43
|
31
|
33
|
47
|
25
|
62
|
53
|
25
|
32
|
17
|
37
|
46
|
|
2025/04
|
30
|
50
|
55
|
52
|
41
|
57
|
56
|
53
|
63
|
48
|
41
|
47
|
95
|
88
|
67
|
61
|
84
|
70
|
46
|
45
|
52
|
40
|
30
|
33
|
24
|
48
|
45
|
41
|
38
|
35
|
|
|
2025/03
|
62
|
57
|
52
|
32
|
21
|
18
|
42
|
53
|
53
|
40
|
65
|
50
|
29
|
32
|
19
|
32
|
42
|
45
|
48
|
55
|
50
|
49
|
61
|
75
|
87
|
72
|
61
|
35
|
46
|
29
|
27
|
|
2025/02
|
27
|
13
|
43
|
72
|
49
|
51
|
46
|
39
|
36
|
43
|
39
|
39
|
81
|
46
|
46
|
65
|
68
|
30
|
50
|
28
|
16
|
38
|
24
|
85
|
99
|
70
|
68
|
54
|
|||
|
2025/01
|
83
|
45
|
50
|
44
|
44
|
65
|
73
|
72
|
63
|
42
|
43
|
54
|
55
|
56
|
83
|
46
|
59
|
59
|
49
|
61
|
97
|
73
|
43
|
27
|
36
|
31
|
28
|
39
|
71
|
44
|
40
|
|
2024/12
|
48
|
52
|
50
|
53
|
50
|
33
|
35
|
67
|
34
|
44
|
22
|
32
|
17
|
99
|
90
|
58
|
52
|
64
|
38
|
31
|
54
|
63
|
42
|
36
|
41
|
72
|
121
|
68
|
61
|
53
|
67
|
|
2024/11
|
9
|
12
|
38
|
47
|
49
|
31
|
26
|
30
|
31
|
30
|
22
|
30
|
33
|
28
|
14
|
15
|
19
|
13
|
18
|
21
|
35
|
31
|
42
|
29
|
32
|
20
|
38
|
38
|
41
|
44
|
|
|
2024/10
|
16
|
13
|
19
|
17
|
20
|
13
|
14
|
13
|
36
|
45
|
52
|
43
|
31
|
48
|
33
|
25
|
37
|
36
|
27
|
15
|
34
|
38
|
27
|
36
|
25
|
18
|
17
|
18
|
47
|
37
|
21
|
|
2024/09
|
34
|
31
|
22
|
22
|
23
|
15
|
21
|
12
|
26
|
39
|
32
|
29
|
15
|
23
|
23
|
20
|
19
|
22
|
17
|
21
|
23
|
12
|
15
|
14
|
13
|
19
|
22
|
28
|
31
|
23
|
|
|
2024/08
|
36
|
42
|
41
|
42
|
27
|
23
|
38
|
35
|
38
|
40
|
50
|
46
|
44
|
34
|
24
|
24
|
20
|
18
|
14
|
18
|
20
|
27
|
38
|
42
|
31
|
25
|
44
|
27
|
34
|
27
|
33
|
|
2024/07
|
28
|
27
|
32
|
28
|
32
|
26
|
28
|
27
|
32
|
35
|
40
|
44
|
33
|
33
|
22
|
15
|
24
|
32
|
28
|
19
|
20
|
12
|
16
|
17
|
20
|
20
|
17
|
17
|
12
|
14
|
23
|
|
2024/06
|
8
|
14
|
21
|
38
|
37
|
11
|
17
|
35
|
28
|
18
|
25
|
28
|
28
|
39
|
18
|
20
|
19
|
18
|
36
|
50
|
43
|
46
|
50
|
25
|
20
|
28
|
44
|
29
|
22
|
24
|
|
|
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