Air Quality
Excellent
No health implications.
14
PM2.5
25
PM10
18
O3
0.7
CO
12
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Jul
83
Good
Sat
5 Jul
71
Good
Sun
6 Jul
54
Good
Mon
7 Jul
51
Good
Tue
8 Jul
49
Excellent
Wed
9 Jul
49
Excellent
Thu
10 Jul
15
Excellent
Air quality in the last 12 months (Lianshan)
|
2025/05
|
38
|
50
|
42
|
30
|
27
|
24
|
38
|
27
|
22
|
43
|
37
|
38
|
50
|
48
|
39
|
29
|
18
|
13
|
19
|
22
|
25
|
24
|
25
|
33
|
46
|
41
|
42
|
40
|
15
|
21
|
23
|
|
2025/04
|
41
|
49
|
58
|
81
|
92
|
76
|
76
|
66
|
76
|
57
|
56
|
119
|
209
|
137
|
85
|
79
|
84
|
69
|
42
|
32
|
34
|
37
|
39
|
32
|
20
|
32
|
29
|
24
|
48
|
51
|
|
|
2025/03
|
37
|
39
|
49
|
21
|
19
|
22
|
34
|
46
|
46
|
57
|
66
|
53
|
41
|
38
|
18
|
31
|
49
|
35
|
46
|
47
|
49
|
62
|
70
|
83
|
84
|
68
|
50
|
60
|
20
|
19
|
26
|
|
2025/02
|
32
|
21
|
20
|
42
|
59
|
54
|
30
|
62
|
45
|
60
|
73
|
67
|
77
|
87
|
93
|
44
|
35
|
29
|
45
|
37
|
25
|
28
|
18
|
52
|
86
|
98
|
76
|
56
|
|||
|
2025/01
|
84
|
81
|
85
|
103
|
119
|
99
|
82
|
86
|
75
|
47
|
56
|
59
|
58
|
60
|
74
|
68
|
60
|
59
|
68
|
73
|
68
|
65
|
69
|
89
|
79
|
25
|
43
|
60
|
182
|
70
|
54
|
|
2024/12
|
64
|
60
|
63
|
77
|
101
|
53
|
28
|
40
|
77
|
89
|
34
|
52
|
51
|
70
|
52
|
53
|
60
|
59
|
65
|
73
|
82
|
89
|
86
|
87
|
91
|
104
|
102
|
103
|
76
|
90
|
89
|
|
2024/11
|
48
|
66
|
69
|
69
|
63
|
66
|
48
|
48
|
59
|
58
|
59
|
57
|
59
|
59
|
36
|
40
|
34
|
18
|
17
|
22
|
28
|
33
|
42
|
50
|
48
|
27
|
38
|
46
|
50
|
59
|
|
|
2024/10
|
42
|
40
|
52
|
49
|
48
|
52
|
68
|
55
|
46
|
43
|
52
|
49
|
59
|
74
|
36
|
39
|
42
|
44
|
32
|
20
|
30
|
32
|
27
|
36
|
42
|
53
|
29
|
26
|
44
|
50
|
49
|
|
2024/09
|
31
|
31
|
29
|
32
|
36
|
30
|
20
|
21
|
22
|
28
|
34
|
41
|
43
|
37
|
34
|
29
|
35
|
39
|
41
|
37
|
28
|
29
|
34
|
39
|
41
|
38
|
36
|
37
|
42
|
42
|
|
|
2024/08
|
22
|
26
|
33
|
38
|
35
|
30
|
37
|
36
|
35
|
35
|
35
|
24
|
19
|
24
|
21
|
21
|
23
|
24
|
31
|
29
|
23
|
26
|
29
|
33
|
33
|
31
|
40
|
32
|
34
|
37
|
37
|
|
2024/07
|
30
|
28
|
21
|
25
|
28
|
28
|
29
|
27
|
28
|
26
|
29
|
26
|
24
|
30
|
27
|
25
|
22
|
24
|
24
|
27
|
22
|
23
|
23
|
33
|
40
|
43
|
27
|
15
|
15
|
18
|
19
|
|
2024/06
|
19
|
17
|
32
|
23
|
17
|
25
|
30
|
29
|
26
|
24
|
24
|
28
|
28
|
27
|
15
|
21
|
23
|
20
|
24
|
29
|
23
|
27
|
22
|
18
|
21
|
27
|
27
|
25
|
24
|
28
|
|
|
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