Air Quality
Excellent
No health implications.
35
PM2.5
46
PM10
36
O3
0.5
CO
10
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jan
61
Good
Thu
2 Jan
83
Good
Fri
3 Jan
90
Good
Sat
4 Jan
58
Good
Sun
5 Jan
83
Good
Mon
6 Jan
61
Good
Tue
7 Jan
47
Excellent
Air quality in the last 12 months (Hengshan)
|
2024/11
|
54
|
43
|
49
|
37
|
38
|
20
|
45
|
76
|
96
|
68
|
60
|
119
|
162
|
107
|
80
|
76
|
17
|
19
|
46
|
52
|
68
|
33
|
30
|
50
|
61
|
24
|
30
|
44
|
29
|
21
|
|
|
2024/10
|
11
|
19
|
41
|
43
|
43
|
41
|
27
|
44
|
49
|
39
|
29
|
33
|
42
|
48
|
19
|
31
|
44
|
47
|
29
|
35
|
40
|
32
|
30
|
37
|
51
|
43
|
25
|
42
|
52
|
49
|
60
|
|
2024/09
|
25
|
13
|
23
|
41
|
10
|
19
|
22
|
30
|
37
|
16
|
22
|
28
|
24
|
21
|
22
|
38
|
21
|
24
|
32
|
16
|
23
|
29
|
39
|
37
|
30
|
18
|
35
|
38
|
41
|
26
|
|
|
2024/08
|
16
|
16
|
17
|
18
|
16
|
16
|
29
|
30
|
30
|
35
|
13
|
15
|
22
|
23
|
28
|
28
|
27
|
32
|
12
|
23
|
22
|
22
|
18
|
32
|
32
|
25
|
21
|
28
|
34
|
27
|
16
|
|
2024/07
|
65
|
67
|
51
|
24
|
34
|
50
|
47
|
60
|
56
|
45
|
63
|
43
|
32
|
43
|
54
|
50
|
30
|
17
|
23
|
37
|
33
|
27
|
31
|
22
|
25
|
13
|
14
|
13
|
16
|
19
|
26
|
|
2024/06
|
11
|
24
|
31
|
24
|
29
|
31
|
35
|
30
|
18
|
21
|
40
|
22
|
23
|
16
|
18
|
15
|
22
|
22
|
38
|
35
|
11
|
8
|
6
|
7
|
16
|
23
|
26
|
51
|
50
|
48
|
|
|
2024/05
|
44
|
60
|
53
|
58
|
69
|
64
|
34
|
42
|
33
|
39
|
28
|
20
|
30
|
34
|
27
|
25
|
36
|
51
|
25
|
24
|
26
|
44
|
30
|
19
|
23
|
23
|
12
|
21
|
17
|
17
|
12
|
|
2024/04
|
33
|
30
|
61
|
24
|
37
|
64
|
34
|
20
|
41
|
51
|
73
|
64
|
55
|
65
|
209
|
46
|
43
|
70
|
48
|
92
|
115
|
66
|
51
|
34
|
63
|
53
|
55
|
63
|
63
|
38
|
|
|
2024/03
|
41
|
31
|
37
|
33
|
34
|
34
|
39
|
40
|
18
|
45
|
69
|
46
|
55
|
55
|
39
|
19
|
20
|
28
|
39
|
31
|
35
|
42
|
20
|
20
|
29
|
48
|
47
|
62
|
81
|
45
|
46
|
|
2024/02
|
27
|
40
|
43
|
45
|
49
|
67
|
48
|
45
|
94
|
219
|
88
|
59
|
63
|
42
|
25
|
37
|
59
|
67
|
40
|
22
|
24
|
23
|
26
|
75
|
95
|
47
|
38
|
54
|
50
|
||
|
2024/01
|
80
|
95
|
128
|
136
|
105
|
70
|
46
|
46
|
56
|
47
|
101
|
70
|
53
|
58
|
20
|
25
|
52
|
47
|
53
|
59
|
34
|
31
|
23
|
48
|
30
|
68
|
112
|
124
|
95
|
69
|
48
|
|
2023/12
|
32
|
39
|
64
|
60
|
80
|
62
|
24
|
45
|
36
|
22
|
29
|
53
|
35
|
58
|
47
|
24
|
22
|
36
|
76
|
34
|
30
|
34
|
47
|
71
|
73
|
72
|
49
|
68
|
85
|
86
|
36
|
|
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