Air Quality
Excellent
No health implications.
10
PM2.5
16
PM10
97
O3
0.4
CO
9
SO2
22
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Jun
83
Good
Mon
23 Jun
98
Good
Tue
24 Jun
111
Light
Wed
25 Jun
100
Good
Thu
26 Jun
78
Good
Fri
27 Jun
81
Good
Sat
28 Jun
43
Excellent
Air quality in the last 12 months (Hongshan)
|
2025/05
|
33
|
21
|
24
|
27
|
27
|
24
|
45
|
62
|
24
|
32
|
33
|
43
|
46
|
37
|
47
|
39
|
40
|
19
|
41
|
40
|
50
|
93
|
31
|
38
|
47
|
44
|
26
|
28
|
45
|
70
|
40
|
|
2025/04
|
28
|
17
|
27
|
52
|
21
|
31
|
50
|
21
|
41
|
37
|
69
|
62
|
33
|
23
|
40
|
60
|
57
|
24
|
26
|
46
|
61
|
29
|
47
|
31
|
21
|
48
|
26
|
16
|
52
|
37
|
|
|
2025/03
|
42
|
50
|
51
|
56
|
42
|
21
|
48
|
76
|
82
|
90
|
144
|
60
|
38
|
37
|
38
|
23
|
42
|
27
|
23
|
48
|
45
|
31
|
79
|
46
|
54
|
146
|
49
|
31
|
20
|
20
|
30
|
|
2025/02
|
94
|
96
|
20
|
20
|
24
|
34
|
32
|
17
|
24
|
40
|
63
|
52
|
49
|
42
|
64
|
26
|
15
|
19
|
15
|
19
|
18
|
17
|
14
|
16
|
26
|
18
|
52
|
46
|
|||
|
2025/01
|
38
|
16
|
24
|
42
|
32
|
23
|
18
|
27
|
17
|
26
|
42
|
34
|
18
|
31
|
18
|
35
|
36
|
35
|
29
|
43
|
32
|
58
|
79
|
88
|
105
|
53
|
18
|
34
|
211
|
51
|
72
|
|
2024/12
|
53
|
15
|
21
|
17
|
22
|
17
|
16
|
16
|
24
|
29
|
29
|
40
|
21
|
16
|
17
|
18
|
16
|
24
|
37
|
30
|
20
|
14
|
24
|
45
|
48
|
27
|
25
|
18
|
55
|
59
|
28
|
|
2024/11
|
53
|
52
|
25
|
21
|
30
|
43
|
72
|
120
|
90
|
45
|
54
|
49
|
67
|
53
|
48
|
28
|
23
|
42
|
49
|
40
|
24
|
37
|
58
|
72
|
44
|
21
|
34
|
25
|
18
|
28
|
|
|
2024/10
|
17
|
26
|
21
|
45
|
51
|
19
|
23
|
24
|
65
|
21
|
25
|
49
|
93
|
53
|
29
|
57
|
57
|
29
|
21
|
38
|
40
|
27
|
48
|
52
|
52
|
35
|
41
|
40
|
41
|
38
|
58
|
|
2024/09
|
18
|
13
|
22
|
32
|
17
|
17
|
14
|
21
|
20
|
17
|
22
|
28
|
37
|
17
|
22
|
21
|
32
|
21
|
33
|
11
|
10
|
16
|
17
|
22
|
19
|
19
|
36
|
63
|
48
|
10
|
|
|
2024/08
|
15
|
27
|
20
|
20
|
26
|
23
|
29
|
28
|
41
|
22
|
13
|
10
|
16
|
24
|
29
|
25
|
35
|
31
|
22
|
13
|
13
|
16
|
15
|
19
|
23
|
15
|
21
|
36
|
31
|
24
|
26
|
|
2024/07
|
32
|
34
|
18
|
29
|
29
|
25
|
24
|
54
|
57
|
46
|
51
|
34
|
37
|
40
|
36
|
27
|
11
|
15
|
24
|
23
|
35
|
20
|
25
|
27
|
23
|
22
|
21
|
22
|
13
|
26
|
14
|
|
2024/06
|
22
|
24
|
29
|
37
|
42
|
40
|
27
|
14
|
20
|
41
|
25
|
43
|
31
|
15
|
12
|
19
|
27
|
44
|
48
|
45
|
55
|
164
|
72
|
27
|
27
|
34
|
41
|
38
|
40
|
30
|
|
|
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