Air Quality
Excellent
No health implications.
3
PM2.5
14
PM10
118
O3
0.3
CO
9
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 May
61
Good
Sun
1 Jun
86
Good
Mon
2 Jun
59
Good
Tue
3 Jun
65
Good
Wed
4 Jun
82
Good
Thu
5 Jun
88
Good
Fri
6 Jun
19
Excellent
Air quality in the last 12 months (Yuquan)
|
2025/04
|
35
|
31
|
87
|
63
|
45
|
89
|
50
|
44
|
56
|
58
|
133
|
25
|
21
|
19
|
79
|
144
|
51
|
27
|
55
|
63
|
43
|
63
|
42
|
31
|
47
|
48
|
15
|
55
|
51
|
32
|
|
|
2025/03
|
70
|
32
|
34
|
71
|
38
|
25
|
50
|
68
|
79
|
154
|
240
|
102
|
64
|
45
|
24
|
31
|
20
|
24
|
33
|
31
|
61
|
82
|
212
|
172
|
89
|
161
|
73
|
28
|
16
|
31
|
46
|
|
2025/02
|
104
|
30
|
19
|
26
|
40
|
68
|
19
|
28
|
43
|
66
|
59
|
47
|
77
|
83
|
86
|
28
|
37
|
16
|
11
|
24
|
22
|
17
|
35
|
62
|
72
|
78
|
98
|
96
|
|||
|
2025/01
|
113
|
38
|
56
|
80
|
75
|
24
|
36
|
10
|
31
|
46
|
56
|
42
|
77
|
17
|
49
|
67
|
67
|
98
|
87
|
73
|
49
|
71
|
87
|
47
|
104
|
90
|
25
|
78
|
256
|
278
|
135
|
|
2024/12
|
47
|
25
|
53
|
50
|
49
|
26
|
21
|
45
|
59
|
65
|
44
|
75
|
61
|
61
|
72
|
68
|
35
|
24
|
55
|
55
|
35
|
42
|
43
|
69
|
52
|
37
|
35
|
74
|
189
|
142
|
60
|
|
2024/11
|
94
|
94
|
28
|
21
|
44
|
50
|
64
|
68
|
92
|
27
|
66
|
68
|
58
|
86
|
67
|
62
|
38
|
46
|
62
|
99
|
108
|
51
|
73
|
66
|
15
|
19
|
25
|
25
|
51
|
56
|
|
|
2024/10
|
13
|
29
|
42
|
52
|
58
|
30
|
28
|
52
|
46
|
34
|
54
|
57
|
47
|
51
|
17
|
70
|
98
|
16
|
18
|
29
|
32
|
23
|
57
|
58
|
56
|
20
|
23
|
46
|
54
|
37
|
53
|
|
2024/09
|
11
|
19
|
34
|
18
|
10
|
10
|
26
|
36
|
36
|
14
|
14
|
31
|
26
|
10
|
19
|
12
|
29
|
62
|
52
|
6
|
7
|
20
|
46
|
50
|
17
|
41
|
59
|
62
|
26
|
13
|
|
|
2024/08
|
18
|
38
|
25
|
31
|
31
|
32
|
33
|
28
|
40
|
68
|
10
|
9
|
16
|
26
|
43
|
49
|
25
|
42
|
30
|
22
|
19
|
27
|
31
|
37
|
17
|
9
|
23
|
39
|
43
|
42
|
39
|
|
2024/07
|
34
|
26
|
33
|
14
|
31
|
39
|
41
|
42
|
40
|
50
|
51
|
34
|
20
|
41
|
49
|
9
|
22
|
32
|
42
|
36
|
103
|
91
|
56
|
43
|
39
|
24
|
35
|
20
|
39
|
32
|
29
|
|
2024/06
|
35
|
77
|
47
|
30
|
30
|
38
|
17
|
34
|
40
|
48
|
52
|
61
|
37
|
18
|
18
|
27
|
48
|
59
|
36
|
46
|
70
|
333
|
124
|
56
|
30
|
64
|
59
|
56
|
23
|
30
|
|
|
2024/05
|
46
|
49
|
61
|
54
|
69
|
34
|
32
|
40
|
66
|
96
|
49
|
32
|
47
|
49
|
41
|
65
|
72
|
114
|
123
|
56
|
64
|
79
|
71
|
47
|
39
|
22
|
28
|
37
|
55
|
44
|
13
|
|
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