Air Quality
Excellent
No health implications.
26
PM2.5
38
PM10
96
O3
0.3
CO
6
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Mar
46
Excellent
Sat
29 Mar
57
Good
Sun
30 Mar
56
Good
Mon
31 Mar
55
Good
Tue
1 Apr
53
Good
Wed
2 Apr
39
Excellent
Thu
3 Apr
15
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