Air Quality
Excellent
No health implications.
8
PM2.5
15
PM10
81
O3
0.2
CO
6
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 May
46
Excellent
Mon
26 May
56
Good
Tue
27 May
44
Excellent
Wed
28 May
77
Good
Thu
29 May
71
Good
Fri
30 May
84
Good
Sat
31 May
46
Excellent
Air quality in the last 12 months (Jianshan)
|
2025/04
|
62
|
69
|
75
|
57
|
57
|
56
|
50
|
55
|
67
|
111
|
132
|
77
|
69
|
39
|
47
|
32
|
85
|
77
|
29
|
35
|
58
|
38
|
45
|
41
|
40
|
26
|
29
|
37
|
37
|
42
|
|
|
2025/03
|
29
|
25
|
33
|
40
|
50
|
48
|
33
|
59
|
54
|
71
|
65
|
58
|
34
|
29
|
29
|
38
|
47
|
38
|
46
|
100
|
58
|
23
|
24
|
38
|
40
|
34
|
36
|
24
|
34
|
24
|
48
|
|
2025/02
|
78
|
105
|
105
|
61
|
29
|
45
|
65
|
62
|
43
|
60
|
67
|
97
|
51
|
41
|
52
|
38
|
22
|
34
|
57
|
47
|
44
|
33
|
36
|
46
|
54
|
35
|
56
|
70
|
|||
|
2025/01
|
97
|
86
|
84
|
80
|
77
|
56
|
103
|
98
|
63
|
71
|
87
|
104
|
98
|
98
|
56
|
58
|
78
|
163
|
122
|
94
|
156
|
210
|
132
|
115
|
105
|
138
|
120
|
67
|
69
|
63
|
68
|
|
2024/12
|
43
|
28
|
25
|
28
|
26
|
25
|
34
|
48
|
57
|
78
|
40
|
39
|
39
|
53
|
39
|
31
|
31
|
42
|
55
|
65
|
69
|
70
|
52
|
44
|
53
|
29
|
32
|
44
|
47
|
75
|
98
|
|
2024/11
|
69
|
46
|
70
|
35
|
76
|
22
|
32
|
40
|
68
|
52
|
80
|
54
|
117
|
128
|
77
|
55
|
23
|
26
|
65
|
65
|
106
|
44
|
41
|
62
|
53
|
26
|
38
|
45
|
60
|
35
|
|
|
2024/10
|
16
|
24
|
33
|
33
|
40
|
34
|
45
|
51
|
57
|
52
|
23
|
33
|
32
|
34
|
19
|
22
|
38
|
43
|
22
|
36
|
24
|
33
|
43
|
40
|
59
|
38
|
40
|
62
|
66
|
65
|
61
|
|
2024/09
|
19
|
17
|
21
|
26
|
23
|
25
|
22
|
24
|
30
|
21
|
23
|
23
|
17
|
26
|
23
|
21
|
24
|
23
|
23
|
18
|
29
|
31
|
29
|
34
|
23
|
15
|
37
|
37
|
25
|
25
|
|
|
2024/08
|
14
|
20
|
19
|
18
|
15
|
19
|
24
|
24
|
30
|
32
|
15
|
24
|
19
|
20
|
28
|
28
|
41
|
27
|
17
|
28
|
24
|
15
|
27
|
19
|
21
|
27
|
23
|
23
|
27
|
25
|
18
|
|
2024/07
|
78
|
69
|
65
|
46
|
44
|
59
|
76
|
82
|
79
|
46
|
63
|
27
|
40
|
46
|
55
|
52
|
29
|
17
|
23
|
31
|
28
|
21
|
24
|
17
|
26
|
18
|
12
|
18
|
16
|
18
|
21
|
|
2024/06
|
21
|
31
|
24
|
27
|
28
|
28
|
41
|
37
|
33
|
26
|
29
|
23
|
29
|
20
|
20
|
22
|
22
|
26
|
27
|
20
|
22
|
18
|
17
|
16
|
24
|
30
|
33
|
52
|
48
|
63
|
|
|
2024/05
|
52
|
54
|
49
|
86
|
108
|
60
|
52
|
42
|
34
|
40
|
26
|
23
|
33
|
33
|
24
|
32
|
41
|
49
|
35
|
28
|
35
|
46
|
26
|
21
|
28
|
25
|
25
|
31
|
23
|
30
|
23
|
|
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