Air Quality
Excellent
No health implications.
11
PM2.5
29
PM10
112
O3
0.7
CO
9
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 Jul
84
Good
Thu
10 Jul
75
Good
Fri
11 Jul
99
Good
Sat
12 Jul
59
Good
Sun
13 Jul
56
Good
Mon
14 Jul
54
Good
Tue
15 Jul
36
Excellent
Air quality in the last 12 months (Hongshan)
|
2025/06
|
27
|
33
|
34
|
25
|
37
|
19
|
15
|
17
|
31
|
20
|
27
|
46
|
35
|
33
|
13
|
17
|
22
|
43
|
21
|
15
|
19
|
19
|
28
|
44
|
44
|
42
|
41
|
25
|
32
|
34
|
|
|
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
|
|
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