Air Quality
Excellent
No health implications.
16
PM2.5
25
PM10
26
O3
0.6
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jan
49
Excellent
Wed
21 Jan
44
Excellent
Thu
22 Jan
53
Good
Fri
23 Jan
59
Good
Sat
24 Jan
69
Good
Sun
25 Jan
76
Good
Mon
26 Jan
34
Excellent
Air quality in the last 12 months (Lanshan)
|
2025/11
|
44
|
40
|
17
|
11
|
22
|
29
|
39
|
17
|
9
|
11
|
21
|
47
|
36
|
45
|
50
|
51
|
62
|
23
|
32
|
38
|
45
|
50
|
57
|
60
|
50
|
53
|
61
|
65
|
56
|
54
|
|
|
2025/10
|
49
|
32
|
29
|
40
|
41
|
17
|
21
|
37
|
31
|
32
|
39
|
37
|
66
|
42
|
51
|
50
|
48
|
30
|
12
|
10
|
11
|
19
|
33
|
41
|
47
|
63
|
62
|
69
|
75
|
87
|
51
|
|
2025/09
|
26
|
28
|
28
|
29
|
37
|
37
|
45
|
33
|
16
|
19
|
21
|
22
|
27
|
31
|
32
|
23
|
20
|
39
|
44
|
23
|
21
|
19
|
21
|
10
|
14
|
21
|
25
|
40
|
38
|
54
|
|
|
2025/08
|
27
|
20
|
13
|
21
|
17
|
13
|
15
|
18
|
30
|
34
|
32
|
35
|
34
|
31
|
11
|
19
|
22
|
21
|
13
|
16
|
20
|
23
|
29
|
26
|
27
|
23
|
27
|
26
|
25
|
21
|
27
|
|
2025/07
|
12
|
14
|
19
|
27
|
34
|
35
|
34
|
33
|
33
|
23
|
22
|
25
|
24
|
26
|
25
|
27
|
31
|
32
|
30
|
22
|
17
|
15
|
16
|
22
|
29
|
34
|
32
|
23
|
27
|
28
|
22
|
|
2025/06
|
27
|
24
|
34
|
45
|
44
|
41
|
32
|
32
|
38
|
37
|
37
|
28
|
31
|
18
|
16
|
23
|
11
|
11
|
19
|
19
|
15
|
22
|
24
|
24
|
26
|
21
|
15
|
13
|
14
|
16
|
|
|
2025/05
|
48
|
56
|
47
|
39
|
32
|
35
|
56
|
36
|
27
|
52
|
43
|
40
|
47
|
48
|
50
|
32
|
24
|
19
|
18
|
19
|
22
|
23
|
29
|
48
|
58
|
48
|
42
|
30
|
19
|
26
|
19
|
|
2025/04
|
51
|
53
|
58
|
90
|
106
|
85
|
78
|
69
|
77
|
45
|
54
|
169
|
209
|
131
|
85
|
79
|
86
|
70
|
39
|
28
|
36
|
34
|
48
|
36
|
28
|
35
|
28
|
31
|
52
|
54
|
|
|
2025/03
|
37
|
37
|
42
|
19
|
24
|
27
|
52
|
54
|
53
|
54
|
59
|
56
|
48
|
36
|
19
|
39
|
46
|
38
|
47
|
48
|
51
|
61
|
72
|
85
|
85
|
70
|
58
|
67
|
31
|
23
|
37
|
|
2025/02
|
27
|
21
|
32
|
52
|
59
|
62
|
42
|
68
|
45
|
59
|
67
|
67
|
88
|
100
|
92
|
40
|
41
|
36
|
39
|
25
|
44
|
30
|
24
|
66
|
92
|
98
|
60
|
48
|
|||
|
2025/01
|
95
|
93
|
119
|
133
|
162
|
112
|
96
|
102
|
72
|
55
|
58
|
63
|
61
|
57
|
90
|
67
|
65
|
64
|
73
|
76
|
75
|
79
|
90
|
185
|
88
|
27
|
50
|
69
|
182
|
82
|
67
|
|
2024/12
|
61
|
61
|
68
|
119
|
96
|
44
|
34
|
53
|
111
|
95
|
38
|
65
|
76
|
77
|
55
|
52
|
61
|
66
|
83
|
97
|
106
|
106
|
96
|
101
|
110
|
125
|
114
|
125
|
88
|
106
|
101
|
|
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