Air Quality
Excellent
No health implications.
23
PM2.5
34
PM10
77
O3
0.5
CO
7
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jun
146
Light
Wed
18 Jun
139
Light
Thu
19 Jun
97
Good
Fri
20 Jun
105
Light
Sat
21 Jun
133
Light
Sun
22 Jun
35
Excellent
Mon
23 Jun
22
Excellent
Yuanshi Air quality rank
Air quality in the last 12 months (Yuanshi)
|
2025/05
|
56
|
70
|
49
|
53
|
88
|
44
|
65
|
69
|
29
|
33
|
45
|
51
|
66
|
62
|
47
|
63
|
94
|
65
|
80
|
76
|
63
|
67
|
50
|
44
|
45
|
55
|
54
|
56
|
57
|
57
|
59
|
|
2025/04
|
67
|
32
|
58
|
91
|
46
|
67
|
93
|
81
|
65
|
66
|
108
|
154
|
57
|
48
|
48
|
98
|
151
|
60
|
39
|
70
|
63
|
60
|
69
|
53
|
67
|
76
|
68
|
47
|
60
|
83
|
|
|
2025/03
|
151
|
59
|
40
|
46
|
61
|
65
|
70
|
95
|
105
|
100
|
104
|
118
|
98
|
77
|
54
|
31
|
44
|
36
|
41
|
49
|
46
|
62
|
115
|
127
|
113
|
92
|
104
|
96
|
41
|
54
|
68
|
|
2025/02
|
68
|
103
|
45
|
28
|
35
|
88
|
33
|
25
|
51
|
83
|
110
|
65
|
58
|
70
|
74
|
60
|
45
|
50
|
55
|
65
|
70
|
58
|
44
|
48
|
62
|
75
|
115
|
145
|
|||
|
2025/01
|
97
|
44
|
60
|
96
|
103
|
37
|
42
|
43
|
28
|
43
|
64
|
58
|
76
|
76
|
41
|
53
|
60
|
88
|
98
|
70
|
97
|
48
|
61
|
79
|
85
|
69
|
33
|
50
|
121
|
91
|
62
|
|
2024/12
|
78
|
45
|
43
|
75
|
78
|
69
|
30
|
45
|
68
|
103
|
49
|
76
|
67
|
53
|
53
|
59
|
52
|
34
|
52
|
72
|
34
|
44
|
66
|
104
|
119
|
55
|
55
|
56
|
62
|
83
|
63
|
|
2024/11
|
61
|
71
|
75
|
33
|
38
|
56
|
84
|
116
|
128
|
138
|
133
|
143
|
143
|
76
|
72
|
74
|
50
|
38
|
52
|
68
|
72
|
53
|
64
|
102
|
69
|
27
|
37
|
41
|
47
|
58
|
|
|
2024/10
|
34
|
20
|
37
|
56
|
77
|
81
|
59
|
71
|
83
|
78
|
58
|
95
|
140
|
112
|
97
|
64
|
79
|
20
|
24
|
25
|
52
|
52
|
44
|
75
|
130
|
156
|
92
|
57
|
100
|
162
|
123
|
|
2024/09
|
45
|
15
|
20
|
47
|
28
|
18
|
33
|
47
|
61
|
35
|
16
|
27
|
32
|
32
|
29
|
35
|
44
|
47
|
48
|
31
|
16
|
21
|
30
|
58
|
81
|
77
|
64
|
92
|
79
|
23
|
|
|
2024/08
|
37
|
45
|
38
|
23
|
20
|
34
|
33
|
28
|
30
|
60
|
35
|
20
|
26
|
32
|
36
|
30
|
33
|
32
|
27
|
29
|
28
|
41
|
51
|
40
|
43
|
28
|
17
|
21
|
35
|
50
|
51
|
|
2024/07
|
40
|
43
|
53
|
49
|
50
|
35
|
46
|
41
|
56
|
66
|
72
|
72
|
63
|
60
|
56
|
30
|
41
|
39
|
41
|
30
|
32
|
38
|
52
|
52
|
18
|
21
|
24
|
20
|
22
|
23
|
26
|
|
2024/06
|
38
|
64
|
52
|
59
|
53
|
64
|
62
|
49
|
56
|
60
|
64
|
60
|
66
|
52
|
43
|
40
|
53
|
52
|
55
|
38
|
51
|
60
|
106
|
59
|
48
|
70
|
42
|
55
|
53
|
52
|
|
|
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