Air Quality
Excellent
No health implications.
10
PM2.5
26
PM10
127
O3
0.5
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Mar
62
Good
Tue
31 Mar
72
Good
Wed
1 Apr
84
Good
Thu
2 Apr
55
Good
Fri
3 Apr
74
Good
Sat
4 Apr
87
Good
Sun
5 Apr
44
Excellent
Air quality in the last 12 months (Yuan'an)
|
2026/02
|
107
|
107
|
118
|
154
|
154
|
136
|
111
|
100
|
82
|
85
|
92
|
86
|
99
|
102
|
87
|
31
|
96
|
58
|
72
|
64
|
60
|
82
|
94
|
67
|
54
|
37
|
40
|
65
|
|||
|
2026/01
|
49
|
81
|
117
|
107
|
80
|
67
|
71
|
65
|
87
|
72
|
79
|
88
|
108
|
115
|
106
|
112
|
135
|
137
|
56
|
59
|
71
|
88
|
92
|
109
|
102
|
125
|
126
|
137
|
86
|
79
|
87
|
|
2025/12
|
88
|
115
|
86
|
85
|
94
|
97
|
88
|
70
|
93
|
154
|
160
|
135
|
47
|
63
|
68
|
83
|
93
|
122
|
119
|
76
|
38
|
67
|
50
|
66
|
71
|
72
|
90
|
115
|
118
|
106
|
99
|
|
2025/11
|
47
|
48
|
73
|
103
|
88
|
83
|
31
|
23
|
37
|
61
|
61
|
56
|
66
|
83
|
83
|
88
|
37
|
33
|
30
|
39
|
44
|
63
|
67
|
66
|
51
|
60
|
94
|
80
|
75
|
74
|
|
|
2025/10
|
31
|
15
|
15
|
25
|
35
|
41
|
37
|
43
|
72
|
53
|
31
|
25
|
13
|
17
|
25
|
25
|
19
|
17
|
30
|
21
|
26
|
45
|
51
|
69
|
71
|
59
|
46
|
64
|
86
|
80
|
60
|
|
2025/09
|
18
|
33
|
36
|
25
|
34
|
17
|
34
|
23
|
20
|
26
|
20
|
12
|
22
|
27
|
29
|
31
|
15
|
10
|
11
|
18
|
25
|
26
|
15
|
18
|
25
|
18
|
24
|
23
|
15
|
18
|
|
|
2025/08
|
33
|
34
|
41
|
45
|
40
|
45
|
23
|
21
|
19
|
11
|
14
|
17
|
14
|
23
|
20
|
19
|
24
|
28
|
33
|
24
|
22
|
27
|
24
|
24
|
25
|
29
|
31
|
37
|
32
|
24
|
15
|
|
2025/07
|
22
|
19
|
18
|
21
|
24
|
26
|
26
|
32
|
26
|
19
|
38
|
42
|
31
|
33
|
32
|
32
|
18
|
24
|
27
|
31
|
24
|
22
|
16
|
15
|
25
|
28
|
22
|
21
|
22
|
21
|
26
|
|
2025/06
|
16
|
25
|
36
|
37
|
47
|
47
|
25
|
20
|
26
|
35
|
31
|
29
|
36
|
34
|
42
|
50
|
36
|
23
|
14
|
14
|
17
|
30
|
24
|
24
|
19
|
11
|
26
|
26
|
21
|
21
|
|
|
2025/05
|
76
|
76
|
63
|
47
|
42
|
243
|
165
|
35
|
45
|
52
|
49
|
63
|
66
|
40
|
52
|
49
|
66
|
115
|
84
|
59
|
50
|
27
|
49
|
59
|
62
|
63
|
58
|
41
|
41
|
32
|
18
|
|
2025/04
|
65
|
67
|
70
|
62
|
75
|
76
|
71
|
65
|
62
|
45
|
43
|
306
|
201
|
118
|
84
|
85
|
78
|
75
|
62
|
58
|
56
|
81
|
88
|
79
|
72
|
67
|
57
|
56
|
55
|
36
|
|
|
2025/03
|
128
|
77
|
25
|
38
|
52
|
51
|
78
|
94
|
72
|
69
|
87
|
90
|
77
|
58
|
45
|
47
|
53
|
52
|
47
|
51
|
51
|
59
|
60
|
61
|
55
|
61
|
130
|
65
|
74
|
72
|
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