Air Quality
Excellent
No health implications.
15
PM2.5
34
PM10
85
O3
0.4
CO
8
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 May
82
Good
Mon
26 May
72
Good
Tue
27 May
80
Good
Wed
28 May
87
Good
Thu
29 May
93
Good
Fri
30 May
82
Good
Sat
31 May
15
Excellent
Air quality in the last 12 months (Huining)
|
2025/04
|
119
|
102
|
94
|
122
|
86
|
75
|
61
|
112
|
126
|
76
|
221
|
367
|
116
|
62
|
76
|
171
|
87
|
298
|
157
|
118
|
131
|
94
|
58
|
57
|
60
|
45
|
61
|
52
|
66
|
163
|
|
|
2025/03
|
71
|
44
|
48
|
62
|
50
|
48
|
64
|
69
|
65
|
54
|
205
|
91
|
97
|
53
|
49
|
55
|
45
|
38
|
50
|
62
|
59
|
61
|
85
|
90
|
108
|
413
|
105
|
103
|
75
|
84
|
75
|
|
2025/02
|
58
|
59
|
48
|
48
|
48
|
53
|
69
|
69
|
63
|
53
|
90
|
84
|
70
|
60
|
62
|
86
|
70
|
60
|
65
|
60
|
56
|
57
|
46
|
54
|
57
|
52
|
51
|
57
|
|||
|
2025/01
|
61
|
59
|
73
|
67
|
62
|
57
|
53
|
57
|
63
|
61
|
69
|
71
|
89
|
63
|
60
|
56
|
64
|
63
|
63
|
61
|
77
|
77
|
92
|
97
|
72
|
86
|
83
|
88
|
117
|
80
|
57
|
|
2024/12
|
58
|
63
|
55
|
53
|
57
|
58
|
49
|
52
|
51
|
69
|
65
|
57
|
58
|
68
|
75
|
74
|
72
|
60
|
68
|
70
|
59
|
53
|
60
|
66
|
69
|
69
|
53
|
63
|
54
|
53
|
54
|
|
2024/11
|
47
|
42
|
50
|
57
|
56
|
43
|
41
|
42
|
53
|
54
|
51
|
58
|
59
|
50
|
69
|
46
|
43
|
31
|
45
|
55
|
54
|
50
|
45
|
46
|
52
|
59
|
64
|
65
|
57
|
61
|
|
|
2024/10
|
33
|
34
|
35
|
28
|
36
|
50
|
42
|
39
|
46
|
46
|
40
|
28
|
35
|
33
|
39
|
41
|
33
|
49
|
34
|
34
|
42
|
36
|
47
|
39
|
47
|
48
|
40
|
47
|
44
|
34
|
39
|
|
2024/09
|
57
|
37
|
36
|
36
|
20
|
23
|
24
|
30
|
27
|
23
|
23
|
27
|
22
|
29
|
24
|
26
|
32
|
33
|
41
|
41
|
33
|
39
|
41
|
40
|
34
|
26
|
46
|
59
|
28
|
27
|
|
|
2024/08
|
33
|
32
|
31
|
27
|
26
|
26
|
21
|
25
|
82
|
75
|
43
|
41
|
36
|
32
|
47
|
33
|
29
|
27
|
34
|
32
|
36
|
37
|
41
|
40
|
37
|
38
|
27
|
34
|
34
|
30
|
54
|
|
2024/07
|
30
|
31
|
33
|
50
|
49
|
52
|
29
|
26
|
47
|
58
|
48
|
70
|
36
|
25
|
18
|
22
|
30
|
31
|
22
|
34
|
189
|
27
|
42
|
118
|
75
|
52
|
46
|
39
|
31
|
33
|
35
|
|
2024/06
|
52
|
38
|
37
|
35
|
40
|
32
|
35
|
39
|
32
|
38
|
43
|
46
|
46
|
50
|
52
|
30
|
30
|
37
|
45
|
29
|
25
|
39
|
39
|
48
|
44
|
32
|
26
|
29
|
42
|
33
|
|
|
2024/05
|
42
|
29
|
25
|
45
|
57
|
65
|
58
|
45
|
40
|
65
|
62
|
53
|
51
|
46
|
65
|
60
|
65
|
62
|
60
|
61
|
43
|
45
|
50
|
75
|
61
|
54
|
42
|
39
|
36
|
48
|
69
|
|
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