Air Quality
Excellent
No health implications.
11
PM2.5
25
PM10
107
O3
0.4
CO
7
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 May
67
Good
Sun
18 May
70
Good
Mon
19 May
83
Good
Tue
20 May
91
Good
Wed
21 May
82
Good
Thu
22 May
67
Good
Fri
23 May
47
Excellent
Air quality in the last 12 months (Hunyuan)
|
2025/02
|
93
|
54
|
34
|
43
|
47
|
87
|
19
|
46
|
68
|
75
|
86
|
56
|
58
|
68
|
82
|
36
|
49
|
56
|
41
|
45
|
56
|
38
|
37
|
72
|
64
|
79
|
92
|
92
|
|||
|
2025/01
|
71
|
55
|
55
|
60
|
81
|
31
|
36
|
21
|
44
|
64
|
68
|
52
|
74
|
40
|
43
|
70
|
82
|
71
|
81
|
73
|
67
|
56
|
98
|
98
|
110
|
124
|
28
|
62
|
244
|
87
|
97
|
|
2024/12
|
58
|
31
|
56
|
56
|
42
|
39
|
27
|
61
|
81
|
81
|
68
|
85
|
55
|
51
|
57
|
63
|
46
|
41
|
62
|
55
|
44
|
76
|
82
|
91
|
65
|
49
|
44
|
66
|
92
|
109
|
70
|
|
2024/11
|
67
|
76
|
51
|
31
|
61
|
54
|
73
|
101
|
132
|
88
|
74
|
76
|
71
|
59
|
64
|
66
|
50
|
59
|
72
|
63
|
54
|
44
|
63
|
84
|
33
|
26
|
24
|
30
|
47
|
64
|
|
|
2024/10
|
25
|
32
|
46
|
49
|
60
|
55
|
37
|
52
|
55
|
42
|
61
|
64
|
74
|
66
|
38
|
62
|
68
|
24
|
19
|
28
|
47
|
33
|
57
|
58
|
75
|
78
|
38
|
58
|
64
|
60
|
68
|
|
2024/09
|
29
|
17
|
26
|
29
|
15
|
24
|
18
|
35
|
41
|
20
|
25
|
27
|
34
|
19
|
28
|
35
|
35
|
42
|
46
|
22
|
12
|
27
|
45
|
55
|
34
|
52
|
66
|
56
|
49
|
18
|
|
|
2024/08
|
41
|
42
|
31
|
32
|
30
|
36
|
27
|
27
|
26
|
69
|
12
|
14
|
19
|
26
|
40
|
40
|
34
|
39
|
21
|
27
|
23
|
31
|
41
|
46
|
24
|
10
|
24
|
31
|
40
|
38
|
41
|
|
2024/07
|
31
|
28
|
35
|
42
|
48
|
47
|
52
|
43
|
39
|
53
|
58
|
41
|
30
|
39
|
48
|
31
|
27
|
43
|
51
|
36
|
46
|
62
|
69
|
58
|
20
|
32
|
44
|
39
|
30
|
18
|
33
|
|
2024/06
|
36
|
46
|
42
|
41
|
35
|
55
|
25
|
41
|
47
|
40
|
55
|
61
|
55
|
28
|
32
|
37
|
56
|
55
|
49
|
52
|
44
|
211
|
153
|
35
|
39
|
61
|
67
|
56
|
52
|
43
|
|
|
2024/05
|
52
|
51
|
50
|
63
|
59
|
46
|
44
|
48
|
69
|
113
|
87
|
35
|
54
|
70
|
36
|
79
|
59
|
79
|
78
|
53
|
54
|
67
|
75
|
63
|
24
|
38
|
33
|
46
|
55
|
48
|
27
|
|
2024/04
|
78
|
75
|
60
|
60
|
52
|
58
|
62
|
74
|
64
|
51
|
62
|
74
|
85
|
131
|
143
|
49
|
67
|
68
|
70
|
30
|
56
|
120
|
64
|
70
|
91
|
91
|
102
|
49
|
29
|
33
|
|
|
2024/03
|
44
|
76
|
66
|
97
|
95
|
46
|
53
|
50
|
71
|
87
|
58
|
47
|
63
|
65
|
88
|
90
|
53
|
111
|
60
|
55
|
100
|
91
|
81
|
53
|
51
|
66
|
125
|
341
|
124
|
48
|
70
|
|
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