Air Quality
Excellent
No health implications.
7
PM2.5
13
PM10
65
O3
0.3
CO
5
SO2
3
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
21 Jul
59
Good
Tue
22 Jul
57
Good
Wed
23 Jul
58
Good
Thu
24 Jul
47
Excellent
Fri
25 Jul
49
Excellent
Sat
26 Jul
62
Good
Sun
27 Jul
48
Excellent
Air quality in the last 12 months (Yuhuatai)
|
2025/06
|
14
|
11
|
38
|
58
|
45
|
40
|
18
|
16
|
23
|
32
|
42
|
29
|
24
|
30
|
20
|
40
|
44
|
30
|
10
|
16
|
10
|
16
|
31
|
21
|
27
|
40
|
17
|
12
|
11
|
16
|
|
|
2025/05
|
50
|
57
|
48
|
36
|
38
|
84
|
75
|
41
|
22
|
30
|
38
|
48
|
48
|
53
|
60
|
27
|
52
|
75
|
63
|
46
|
25
|
42
|
38
|
50
|
51
|
48
|
46
|
46
|
47
|
48
|
57
|
|
2025/04
|
42
|
59
|
32
|
61
|
76
|
63
|
63
|
62
|
77
|
71
|
75
|
170
|
93
|
69
|
48
|
56
|
64
|
64
|
78
|
49
|
57
|
64
|
59
|
71
|
63
|
45
|
42
|
56
|
57
|
61
|
|
|
2025/03
|
50
|
55
|
18
|
31
|
48
|
46
|
58
|
75
|
69
|
55
|
76
|
103
|
61
|
38
|
33
|
40
|
35
|
39
|
50
|
49
|
47
|
55
|
62
|
66
|
57
|
61
|
110
|
66
|
101
|
71
|
37
|
|
2025/02
|
36
|
60
|
80
|
68
|
43
|
38
|
55
|
28
|
36
|
53
|
53
|
93
|
65
|
66
|
94
|
87
|
67
|
44
|
60
|
50
|
40
|
61
|
72
|
62
|
82
|
98
|
82
|
65
|
|||
|
2025/01
|
80
|
76
|
84
|
73
|
96
|
74
|
45
|
62
|
34
|
45
|
61
|
63
|
72
|
96
|
63
|
57
|
68
|
79
|
99
|
98
|
126
|
122
|
73
|
49
|
28
|
61
|
47
|
41
|
87
|
56
|
70
|
|
2024/12
|
62
|
68
|
73
|
44
|
70
|
116
|
126
|
35
|
48
|
48
|
46
|
59
|
81
|
61
|
58
|
59
|
68
|
67
|
40
|
56
|
83
|
56
|
56
|
60
|
93
|
111
|
58
|
65
|
64
|
67
|
97
|
|
2024/11
|
23
|
53
|
56
|
64
|
46
|
40
|
32
|
30
|
41
|
39
|
48
|
55
|
59
|
62
|
84
|
47
|
29
|
30
|
27
|
33
|
45
|
71
|
30
|
35
|
31
|
38
|
63
|
59
|
42
|
59
|
|
|
2024/10
|
23
|
33
|
21
|
24
|
26
|
11
|
11
|
32
|
33
|
50
|
63
|
71
|
46
|
41
|
60
|
56
|
35
|
23
|
28
|
35
|
34
|
35
|
51
|
45
|
38
|
26
|
30
|
78
|
46
|
37
|
32
|
|
2024/09
|
43
|
39
|
25
|
29
|
28
|
36
|
39
|
43
|
21
|
27
|
12
|
16
|
27
|
30
|
21
|
17
|
14
|
18
|
18
|
9
|
23
|
27
|
27
|
32
|
42
|
39
|
29
|
32
|
40
|
38
|
|
|
2024/08
|
22
|
22
|
28
|
30
|
27
|
30
|
36
|
34
|
36
|
38
|
41
|
55
|
33
|
27
|
20
|
28
|
33
|
31
|
20
|
17
|
24
|
36
|
36
|
39
|
37
|
36
|
24
|
16
|
20
|
28
|
41
|
|
2024/07
|
9
|
13
|
22
|
19
|
22
|
21
|
21
|
20
|
22
|
24
|
40
|
14
|
13
|
13
|
19
|
37
|
23
|
24
|
25
|
20
|
17
|
23
|
31
|
23
|
19
|
19
|
10
|
12
|
15
|
27
|
25
|
|
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