Air Quality
Excellent
No health implications.
3
PM2.5
6
PM10
73
O3
0.7
CO
9
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 May
75
Good
Sat
10 May
91
Good
Sun
11 May
94
Good
Mon
12 May
109
Light
Tue
13 May
120
Light
Wed
14 May
95
Good
Thu
15 May
42
Excellent
Air quality in the last 12 months (Hailing)
|
2025/02
|
32
|
74
|
83
|
64
|
69
|
36
|
53
|
29
|
41
|
72
|
61
|
106
|
77
|
67
|
111
|
120
|
58
|
52
|
50
|
35
|
37
|
60
|
62
|
68
|
101
|
123
|
138
|
123
|
|||
|
2025/01
|
81
|
58
|
60
|
67
|
96
|
85
|
56
|
63
|
29
|
37
|
68
|
84
|
99
|
106
|
56
|
62
|
87
|
102
|
125
|
200
|
145
|
76
|
35
|
35
|
31
|
55
|
54
|
71
|
189
|
84
|
71
|
|
2024/12
|
80
|
86
|
48
|
39
|
77
|
119
|
119
|
33
|
45
|
38
|
62
|
46
|
77
|
52
|
64
|
65
|
94
|
52
|
33
|
63
|
82
|
49
|
55
|
72
|
107
|
101
|
56
|
57
|
69
|
84
|
71
|
|
2024/11
|
16
|
59
|
75
|
61
|
35
|
29
|
25
|
27
|
37
|
45
|
50
|
60
|
57
|
53
|
58
|
37
|
34
|
28
|
26
|
35
|
55
|
68
|
32
|
35
|
29
|
37
|
65
|
61
|
49
|
63
|
|
|
2024/10
|
15
|
24
|
19
|
19
|
24
|
11
|
11
|
25
|
36
|
56
|
80
|
77
|
38
|
35
|
78
|
51
|
30
|
34
|
26
|
28
|
18
|
37
|
38
|
39
|
38
|
25
|
35
|
42
|
30
|
42
|
33
|
|
2024/09
|
42
|
38
|
20
|
25
|
31
|
30
|
35
|
25
|
19
|
26
|
15
|
24
|
27
|
32
|
25
|
15
|
16
|
16
|
14
|
11
|
18
|
20
|
25
|
27
|
37
|
25
|
37
|
28
|
31
|
35
|
|
|
2024/08
|
24
|
24
|
42
|
42
|
31
|
29
|
45
|
35
|
40
|
45
|
52
|
50
|
35
|
22
|
19
|
25
|
27
|
23
|
18
|
14
|
25
|
42
|
50
|
42
|
24
|
34
|
26
|
24
|
17
|
26
|
27
|
|
2024/07
|
26
|
27
|
30
|
29
|
24
|
22
|
21
|
24
|
23
|
31
|
45
|
47
|
28
|
23
|
44
|
67
|
39
|
26
|
33
|
29
|
20
|
32
|
43
|
28
|
22
|
21
|
19
|
18
|
24
|
29
|
30
|
|
2024/06
|
44
|
44
|
71
|
42
|
40
|
37
|
40
|
48
|
51
|
42
|
38
|
46
|
67
|
57
|
44
|
43
|
27
|
48
|
33
|
30
|
41
|
25
|
39
|
48
|
63
|
34
|
19
|
24
|
18
|
17
|
|
|
2024/05
|
40
|
42
|
36
|
46
|
42
|
57
|
60
|
43
|
51
|
50
|
56
|
110
|
85
|
72
|
60
|
40
|
57
|
58
|
45
|
35
|
31
|
36
|
51
|
44
|
44
|
51
|
24
|
31
|
48
|
41
|
50
|
|
2024/04
|
85
|
48
|
30
|
55
|
47
|
50
|
49
|
51
|
70
|
67
|
62
|
47
|
25
|
40
|
41
|
63
|
97
|
77
|
92
|
27
|
31
|
29
|
47
|
63
|
60
|
42
|
22
|
18
|
29
|
52
|
|
|
2024/03
|
51
|
60
|
76
|
60
|
31
|
63
|
65
|
96
|
91
|
80
|
67
|
88
|
63
|
78
|
60
|
75
|
93
|
50
|
79
|
78
|
72
|
75
|
85
|
42
|
21
|
44
|
72
|
65
|
62
|
78
|
86
|
|
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