Air Quality
Excellent
No health implications.
21
PM2.5
37
PM10
78
O3
0.5
CO
7
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
5 Feb
49
Excellent
Thu
6 Feb
43
Excellent
Fri
7 Feb
49
Excellent
Sat
8 Feb
44
Excellent
Sun
9 Feb
47
Excellent
Mon
10 Feb
46
Excellent
Tue
11 Feb
20
Excellent
Air quality in the last 12 months (Qianshan)
|
2024/12
|
51
|
53
|
59
|
81
|
53
|
29
|
47
|
66
|
47
|
50
|
26
|
30
|
67
|
59
|
55
|
54
|
59
|
61
|
58
|
59
|
62
|
67
|
54
|
70
|
88
|
86
|
105
|
79
|
66
|
70
|
70
|
|
2024/11
|
23
|
32
|
43
|
54
|
62
|
49
|
36
|
38
|
40
|
42
|
42
|
50
|
50
|
44
|
25
|
24
|
24
|
27
|
32
|
38
|
40
|
36
|
60
|
46
|
37
|
30
|
41
|
44
|
54
|
51
|
|
|
2024/10
|
32
|
29
|
31
|
30
|
30
|
24
|
25
|
16
|
37
|
46
|
55
|
60
|
48
|
45
|
73
|
21
|
30
|
41
|
27
|
18
|
42
|
41
|
31
|
45
|
33
|
44
|
20
|
16
|
46
|
50
|
32
|
|
2024/09
|
38
|
51
|
51
|
42
|
34
|
33
|
34
|
37
|
32
|
34
|
37
|
26
|
40
|
40
|
34
|
36
|
26
|
23
|
32
|
41
|
30
|
20
|
22
|
19
|
36
|
40
|
29
|
29
|
39
|
38
|
|
|
2024/08
|
17
|
26
|
33
|
38
|
30
|
35
|
38
|
31
|
36
|
40
|
36
|
28
|
27
|
27
|
26
|
36
|
33
|
24
|
19
|
28
|
19
|
34
|
38
|
40
|
44
|
47
|
38
|
30
|
38
|
47
|
45
|
|
2024/07
|
25
|
29
|
24
|
26
|
28
|
22
|
27
|
23
|
26
|
31
|
32
|
29
|
29
|
27
|
33
|
35
|
27
|
26
|
23
|
27
|
34
|
27
|
30
|
28
|
20
|
17
|
16
|
15
|
19
|
23
|
21
|
|
2024/06
|
12
|
15
|
26
|
35
|
31
|
20
|
31
|
35
|
36
|
24
|
14
|
26
|
28
|
24
|
18
|
21
|
17
|
19
|
32
|
41
|
36
|
31
|
32
|
20
|
14
|
18
|
25
|
31
|
31
|
32
|
|
|
2024/05
|
15
|
35
|
44
|
27
|
18
|
28
|
45
|
48
|
57
|
58
|
45
|
38
|
57
|
51
|
50
|
58
|
52
|
53
|
52
|
36
|
24
|
28
|
31
|
24
|
27
|
24
|
22
|
19
|
33
|
44
|
39
|
|
2024/04
|
32
|
24
|
25
|
21
|
23
|
30
|
26
|
27
|
31
|
50
|
52
|
42
|
45
|
34
|
45
|
44
|
21
|
25
|
37
|
29
|
23
|
26
|
43
|
49
|
51
|
45
|
40
|
45
|
35
|
14
|
|
|
2024/03
|
41
|
41
|
39
|
43
|
33
|
23
|
34
|
54
|
63
|
63
|
61
|
56
|
70
|
59
|
54
|
48
|
37
|
39
|
49
|
60
|
56
|
55
|
47
|
39
|
42
|
21
|
41
|
35
|
48
|
50
|
24
|
|
2024/02
|
42
|
16
|
17
|
15
|
26
|
15
|
18
|
42
|
84
|
152
|
79
|
58
|
48
|
46
|
38
|
21
|
29
|
37
|
42
|
43
|
21
|
12
|
14
|
18
|
43
|
38
|
46
|
46
|
28
|
||
|
2024/01
|
112
|
116
|
62
|
57
|
57
|
61
|
92
|
115
|
101
|
51
|
61
|
62
|
58
|
62
|
105
|
70
|
60
|
68
|
38
|
21
|
41
|
27
|
36
|
44
|
49
|
53
|
57
|
56
|
63
|
38
|
46
|
|
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