Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
26
PM2.5
59
*
PM10
89
O3
0.3
CO
6
SO2
12
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
10 May
87
Good
Sun
11 May
99
Good
Mon
12 May
101
Light
Tue
13 May
87
Good
Wed
14 May
78
Good
Thu
15 May
27
Excellent
Fri
16 May
31
Excellent
Air quality in the last 12 months (Yuan'an)
|
2025/02
|
71
|
67
|
56
|
57
|
56
|
59
|
100
|
71
|
63
|
73
|
97
|
97
|
85
|
82
|
75
|
71
|
84
|
62
|
89
|
104
|
112
|
99
|
86
|
98
|
92
|
106
|
88
|
95
|
|||
|
2025/01
|
146
|
135
|
148
|
169
|
60
|
72
|
72
|
81
|
75
|
75
|
94
|
90
|
124
|
122
|
71
|
75
|
93
|
123
|
118
|
124
|
151
|
202
|
198
|
122
|
30
|
45
|
58
|
82
|
167
|
149
|
136
|
|
2024/12
|
84
|
88
|
89
|
60
|
43
|
48
|
49
|
75
|
89
|
71
|
62
|
98
|
76
|
54
|
64
|
81
|
92
|
88
|
61
|
90
|
89
|
64
|
62
|
71
|
105
|
102
|
156
|
80
|
99
|
119
|
124
|
|
2024/11
|
77
|
58
|
75
|
59
|
63
|
69
|
74
|
78
|
83
|
69
|
71
|
68
|
67
|
67
|
66
|
37
|
16
|
22
|
27
|
27
|
33
|
42
|
67
|
91
|
37
|
34
|
49
|
47
|
48
|
62
|
|
|
2024/10
|
27
|
47
|
50
|
45
|
54
|
37
|
26
|
52
|
58
|
58
|
57
|
56
|
46
|
55
|
52
|
54
|
35
|
22
|
24
|
33
|
33
|
32
|
30
|
50
|
50
|
51
|
48
|
58
|
85
|
75
|
52
|
|
2024/09
|
40
|
45
|
41
|
52
|
49
|
34
|
39
|
45
|
44
|
51
|
36
|
28
|
32
|
46
|
33
|
42
|
31
|
32
|
24
|
29
|
28
|
29
|
42
|
48
|
64
|
68
|
71
|
71
|
63
|
22
|
|
|
2024/08
|
21
|
22
|
22
|
21
|
24
|
22
|
21
|
27
|
34
|
63
|
86
|
51
|
32
|
35
|
38
|
29
|
27
|
24
|
21
|
34
|
29
|
33
|
37
|
33
|
34
|
35
|
17
|
24
|
30
|
38
|
44
|
|
2024/07
|
32
|
25
|
32
|
18
|
25
|
20
|
21
|
24
|
18
|
22
|
33
|
30
|
22
|
20
|
24
|
28
|
25
|
23
|
23
|
21
|
22
|
27
|
27
|
29
|
30
|
34
|
23
|
19
|
15
|
19
|
14
|
|
2024/06
|
50
|
51
|
42
|
24
|
22
|
44
|
49
|
42
|
42
|
39
|
39
|
30
|
33
|
41
|
41
|
47
|
30
|
35
|
41
|
41
|
38
|
22
|
32
|
45
|
42
|
37
|
45
|
16
|
27
|
30
|
|
|
2024/05
|
23
|
37
|
38
|
31
|
42
|
45
|
55
|
54
|
62
|
81
|
61
|
72
|
75
|
72
|
73
|
60
|
62
|
58
|
50
|
27
|
42
|
48
|
56
|
57
|
47
|
33
|
44
|
41
|
32
|
25
|
43
|
|
2024/04
|
43
|
25
|
64
|
65
|
53
|
37
|
46
|
46
|
40
|
42
|
44
|
42
|
42
|
46
|
50
|
40
|
41
|
53
|
39
|
54
|
60
|
60
|
83
|
105
|
52
|
55
|
55
|
43
|
47
|
21
|
|
|
2024/03
|
109
|
97
|
67
|
67
|
99
|
103
|
93
|
105
|
86
|
91
|
77
|
71
|
82
|
93
|
108
|
84
|
94
|
49
|
85
|
101
|
82
|
70
|
54
|
39
|
32
|
45
|
60
|
65
|
52
|
55
|
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