Air Quality
Excellent
No health implications.
21
PM2.5
42
PM10
75
O3
0.4
CO
6
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jun
94
Good
Wed
18 Jun
65
Good
Thu
19 Jun
81
Good
Fri
20 Jun
88
Good
Sat
21 Jun
86
Good
Sun
22 Jun
40
Excellent
Mon
23 Jun
47
Excellent
Air quality in the last 12 months (Hui County)
|
2025/05
|
66
|
47
|
81
|
70
|
43
|
81
|
45
|
46
|
94
|
43
|
50
|
54
|
39
|
60
|
54
|
54
|
78
|
69
|
66
|
62
|
60
|
92
|
61
|
40
|
38
|
43
|
28
|
29
|
31
|
42
|
47
|
|
2025/04
|
82
|
86
|
74
|
78
|
89
|
60
|
44
|
72
|
77
|
69
|
100
|
477
|
159
|
81
|
60
|
73
|
71
|
129
|
126
|
60
|
73
|
98
|
69
|
52
|
50
|
39
|
38
|
48
|
51
|
57
|
|
|
2025/03
|
71
|
50
|
33
|
28
|
33
|
41
|
46
|
56
|
39
|
36
|
118
|
125
|
73
|
32
|
52
|
50
|
50
|
43
|
44
|
51
|
47
|
49
|
57
|
47
|
42
|
159
|
206
|
95
|
87
|
70
|
65
|
|
2025/02
|
86
|
57
|
37
|
50
|
60
|
50
|
66
|
65
|
60
|
52
|
60
|
79
|
60
|
53
|
50
|
56
|
49
|
46
|
65
|
71
|
83
|
69
|
55
|
54
|
55
|
44
|
41
|
48
|
|||
|
2025/01
|
79
|
64
|
73
|
80
|
77
|
92
|
81
|
59
|
57
|
60
|
53
|
61
|
62
|
66
|
52
|
59
|
75
|
73
|
68
|
68
|
76
|
100
|
145
|
118
|
62
|
70
|
71
|
87
|
135
|
134
|
100
|
|
2024/12
|
63
|
74
|
77
|
61
|
55
|
57
|
54
|
54
|
45
|
57
|
65
|
60
|
39
|
48
|
60
|
71
|
67
|
62
|
59
|
72
|
77
|
68
|
57
|
64
|
60
|
64
|
56
|
51
|
80
|
67
|
57
|
|
2024/11
|
34
|
28
|
42
|
44
|
40
|
41
|
51
|
53
|
52
|
47
|
45
|
50
|
41
|
27
|
39
|
41
|
28
|
16
|
26
|
34
|
33
|
35
|
50
|
34
|
33
|
48
|
52
|
55
|
51
|
60
|
|
|
2024/10
|
24
|
25
|
29
|
31
|
35
|
36
|
37
|
43
|
33
|
30
|
35
|
28
|
33
|
29
|
25
|
38
|
38
|
35
|
32
|
19
|
22
|
32
|
37
|
44
|
47
|
30
|
23
|
32
|
37
|
38
|
34
|
|
2024/09
|
22
|
34
|
32
|
26
|
14
|
25
|
21
|
27
|
20
|
22
|
29
|
29
|
25
|
22
|
35
|
31
|
27
|
31
|
31
|
26
|
23
|
27
|
32
|
38
|
28
|
26
|
56
|
65
|
32
|
19
|
|
|
2024/08
|
31
|
35
|
20
|
19
|
19
|
22
|
22
|
23
|
45
|
58
|
48
|
34
|
32
|
30
|
17
|
25
|
29
|
22
|
23
|
25
|
29
|
33
|
36
|
39
|
35
|
25
|
22
|
25
|
29
|
29
|
29
|
|
2024/07
|
21
|
25
|
19
|
18
|
28
|
32
|
18
|
15
|
22
|
23
|
21
|
20
|
25
|
23
|
18
|
15
|
15
|
18
|
19
|
20
|
16
|
25
|
22
|
54
|
71
|
54
|
46
|
37
|
26
|
28
|
27
|
|
2024/06
|
45
|
26
|
32
|
22
|
27
|
25
|
21
|
25
|
24
|
29
|
27
|
28
|
32
|
37
|
37
|
20
|
20
|
19
|
22
|
21
|
17
|
28
|
28
|
31
|
29
|
24
|
17
|
22
|
32
|
34
|
|
|
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