Air Quality
Excellent
No health implications.
8
PM2.5
11
PM10
49
O3
1.0
CO
4
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Apr
63
Good
Thu
24 Apr
51
Good
Fri
25 Apr
48
Excellent
Sat
26 Apr
47
Excellent
Sun
27 Apr
52
Good
Mon
28 Apr
36
Excellent
Tue
29 Apr
17
Excellent
Air quality in the last 12 months (Qianshan)
|
2025/02
|
23
|
16
|
28
|
45
|
42
|
50
|
57
|
51
|
33
|
44
|
55
|
55
|
68
|
85
|
55
|
56
|
58
|
35
|
39
|
21
|
16
|
23
|
19
|
47
|
75
|
67
|
50
|
34
|
|||
|
2025/01
|
92
|
79
|
74
|
65
|
88
|
74
|
74
|
83
|
64
|
46
|
48
|
53
|
58
|
57
|
73
|
59
|
52
|
54
|
55
|
57
|
67
|
64
|
59
|
54
|
39
|
24
|
47
|
68
|
150
|
59
|
39
|
|
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
|
|
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