Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
19
PM2.5
52
*
PM10
74
O3
0.5
CO
10
SO2
17
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
11 Jan
64
Good
Mon
12 Jan
62
Good
Tue
13 Jan
66
Good
Wed
14 Jan
73
Good
Thu
15 Jan
62
Good
Fri
16 Jan
62
Good
Sat
17 Jan
37
Excellent
Air quality in the last 12 months (Huan County)
|
2025/11
|
53
|
54
|
57
|
42
|
54
|
49
|
57
|
75
|
95
|
70
|
55
|
54
|
54
|
58
|
60
|
61
|
30
|
33
|
44
|
59
|
56
|
55
|
70
|
109
|
57
|
230
|
89
|
67
|
68
|
85
|
|
|
2025/10
|
37
|
21
|
27
|
37
|
46
|
26
|
28
|
14
|
17
|
13
|
18
|
29
|
33
|
26
|
26
|
30
|
34
|
41
|
41
|
28
|
22
|
20
|
34
|
24
|
34
|
42
|
47
|
49
|
44
|
52
|
50
|
|
2025/09
|
25
|
54
|
56
|
28
|
61
|
52
|
52
|
51
|
38
|
27
|
22
|
32
|
38
|
46
|
71
|
48
|
22
|
14
|
15
|
18
|
17
|
15
|
24
|
36
|
32
|
40
|
44
|
51
|
48
|
51
|
|
|
2025/08
|
34
|
36
|
35
|
36
|
38
|
46
|
35
|
23
|
25
|
31
|
45
|
36
|
37
|
32
|
32
|
19
|
19
|
22
|
22
|
83
|
34
|
41
|
13
|
20
|
23
|
26
|
23
|
23
|
17
|
19
|
26
|
|
2025/07
|
25
|
23
|
36
|
43
|
24
|
32
|
22
|
37
|
21
|
31
|
29
|
37
|
39
|
39
|
50
|
39
|
35
|
37
|
57
|
27
|
26
|
27
|
26
|
21
|
22
|
20
|
23
|
28
|
32
|
27
|
47
|
|
2025/06
|
39
|
44
|
30
|
36
|
30
|
44
|
59
|
41
|
52
|
40
|
50
|
55
|
55
|
67
|
55
|
57
|
49
|
43
|
39
|
33
|
37
|
38
|
30
|
36
|
30
|
25
|
25
|
30
|
37
|
20
|
|
|
2025/05
|
109
|
145
|
64
|
129
|
315
|
209
|
97
|
119
|
107
|
48
|
44
|
54
|
78
|
72
|
60
|
120
|
209
|
70
|
57
|
56
|
80
|
138
|
44
|
48
|
36
|
33
|
43
|
49
|
41
|
72
|
37
|
|
2025/04
|
66
|
69
|
103
|
122
|
77
|
97
|
75
|
120
|
111
|
64
|
226
|
222
|
137
|
46
|
67
|
208
|
98
|
139
|
113
|
87
|
177
|
108
|
64
|
57
|
61
|
53
|
51
|
39
|
77
|
205
|
|
|
2025/03
|
79
|
42
|
38
|
38
|
51
|
44
|
72
|
73
|
126
|
64
|
278
|
151
|
87
|
50
|
63
|
41
|
42
|
34
|
44
|
58
|
59
|
67
|
159
|
249
|
180
|
392
|
150
|
117
|
52
|
62
|
60
|
|
2025/02
|
69
|
40
|
36
|
41
|
39
|
79
|
60
|
45
|
55
|
55
|
84
|
64
|
54
|
53
|
60
|
91
|
73
|
67
|
49
|
54
|
58
|
47
|
29
|
46
|
63
|
57
|
57
|
62
|
|||
|
2025/01
|
61
|
56
|
63
|
82
|
64
|
36
|
45
|
41
|
48
|
53
|
84
|
87
|
188
|
42
|
42
|
49
|
55
|
59
|
57
|
49
|
67
|
72
|
138
|
173
|
80
|
87
|
65
|
74
|
98
|
62
|
43
|
|
2024/12
|
43
|
44
|
58
|
44
|
42
|
39
|
36
|
34
|
58
|
55
|
68
|
58
|
56
|
43
|
53
|
53
|
66
|
42
|
56
|
49
|
36
|
48
|
57
|
81
|
67
|
60
|
38
|
45
|
63
|
57
|
52
|
|
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