Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
42
PM2.5
105
*
PM10
53
O3
0.7
CO
14
SO2
60
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
1 Apr
117
Light
Thu
2 Apr
106
Light
Fri
3 Apr
96
Good
Sat
4 Apr
70
Good
Sun
5 Apr
74
Good
Mon
6 Apr
84
Good
Tue
7 Apr
47
Excellent
Air quality in the last 12 months (Yiyuan)
|
2026/02
|
193
|
146
|
115
|
134
|
145
|
41
|
44
|
64
|
64
|
82
|
118
|
109
|
107
|
108
|
101
|
70
|
176
|
86
|
103
|
80
|
75
|
150
|
59
|
56
|
70
|
82
|
96
|
107
|
|||
|
2026/01
|
38
|
51
|
112
|
176
|
152
|
203
|
104
|
61
|
84
|
71
|
40
|
78
|
101
|
130
|
180
|
132
|
40
|
44
|
36
|
34
|
43
|
67
|
94
|
139
|
119
|
104
|
134
|
133
|
147
|
88
|
164
|
|
2025/12
|
77
|
41
|
55
|
69
|
70
|
124
|
136
|
63
|
92
|
92
|
82
|
30
|
60
|
82
|
81
|
128
|
91
|
88
|
159
|
84
|
52
|
44
|
61
|
95
|
33
|
51
|
75
|
115
|
136
|
123
|
37
|
|
2025/11
|
108
|
53
|
46
|
63
|
61
|
50
|
81
|
101
|
73
|
59
|
73
|
86
|
94
|
104
|
170
|
121
|
32
|
50
|
61
|
78
|
91
|
119
|
128
|
154
|
38
|
85
|
81
|
108
|
123
|
145
|
|
|
2025/10
|
46
|
18
|
21
|
38
|
12
|
12
|
33
|
37
|
25
|
15
|
17
|
16
|
27
|
41
|
33
|
48
|
46
|
22
|
33
|
31
|
40
|
47
|
42
|
48
|
92
|
95
|
73
|
86
|
59
|
52
|
93
|
|
2025/09
|
24
|
27
|
31
|
35
|
28
|
28
|
48
|
64
|
42
|
47
|
31
|
19
|
32
|
53
|
44
|
30
|
18
|
24
|
12
|
32
|
37
|
31
|
31
|
24
|
41
|
48
|
28
|
30
|
57
|
54
|
|
|
2025/08
|
12
|
14
|
32
|
38
|
39
|
32
|
37
|
33
|
14
|
22
|
27
|
27
|
38
|
34
|
23
|
32
|
23
|
37
|
37
|
30
|
31
|
30
|
30
|
37
|
46
|
28
|
26
|
32
|
32
|
32
|
19
|
|
2025/07
|
29
|
27
|
25
|
24
|
27
|
37
|
31
|
25
|
25
|
34
|
36
|
31
|
40
|
19
|
33
|
31
|
32
|
37
|
37
|
26
|
14
|
11
|
19
|
22
|
26
|
22
|
20
|
18
|
19
|
27
|
24
|
|
2025/06
|
44
|
44
|
44
|
36
|
52
|
51
|
63
|
58
|
55
|
31
|
41
|
40
|
37
|
38
|
32
|
24
|
29
|
38
|
18
|
26
|
30
|
33
|
38
|
37
|
52
|
57
|
38
|
34
|
22
|
22
|
|
|
2025/05
|
50
|
59
|
39
|
43
|
48
|
52
|
60
|
53
|
18
|
27
|
47
|
51
|
52
|
59
|
42
|
67
|
70
|
51
|
79
|
67
|
63
|
63
|
44
|
51
|
45
|
50
|
49
|
46
|
45
|
48
|
58
|
|
2025/04
|
66
|
36
|
47
|
72
|
51
|
61
|
85
|
90
|
65
|
72
|
65
|
135
|
48
|
56
|
54
|
69
|
111
|
74
|
48
|
55
|
51
|
82
|
68
|
66
|
67
|
58
|
61
|
54
|
56
|
68
|
|
|
2025/03
|
73
|
21
|
45
|
65
|
95
|
97
|
73
|
101
|
111
|
108
|
107
|
146
|
61
|
59
|
65
|
40
|
52
|
33
|
51
|
64
|
57
|
66
|
92
|
102
|
121
|
88
|
97
|
72
|
41
|
56
|
68
|
|
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