Air Quality
Excellent
No health implications.
17
PM2.5
33
PM10
139
O3
0.4
CO
6
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Apr
82
Good
Tue
29 Apr
96
Good
Wed
30 Apr
96
Good
Thu
1 May
94
Good
Fri
2 May
99
Good
Sat
3 May
78
Good
Sun
4 May
18
Excellent
Air quality in the last 12 months (Yunlong)
|
2025/02
|
122
|
132
|
129
|
81
|
62
|
59
|
74
|
41
|
56
|
62
|
100
|
108
|
77
|
83
|
101
|
93
|
58
|
69
|
70
|
53
|
55
|
76
|
60
|
55
|
75
|
105
|
109
|
118
|
|||
|
2025/01
|
111
|
151
|
86
|
122
|
156
|
81
|
61
|
70
|
53
|
51
|
98
|
119
|
111
|
141
|
66
|
72
|
105
|
120
|
128
|
136
|
194
|
141
|
68
|
58
|
64
|
96
|
49
|
85
|
176
|
99
|
162
|
|
2024/12
|
92
|
102
|
52
|
113
|
136
|
139
|
136
|
50
|
58
|
104
|
102
|
64
|
91
|
80
|
72
|
87
|
139
|
61
|
58
|
99
|
82
|
61
|
82
|
112
|
142
|
138
|
89
|
71
|
73
|
109
|
118
|
|
2024/11
|
78
|
111
|
105
|
86
|
49
|
71
|
52
|
49
|
56
|
54
|
68
|
85
|
121
|
79
|
87
|
86
|
48
|
41
|
44
|
57
|
71
|
73
|
53
|
54
|
40
|
54
|
65
|
58
|
60
|
76
|
|
|
2024/10
|
34
|
34
|
48
|
54
|
46
|
35
|
28
|
50
|
57
|
86
|
102
|
95
|
72
|
101
|
130
|
109
|
37
|
29
|
38
|
42
|
54
|
73
|
56
|
70
|
79
|
60
|
136
|
65
|
79
|
99
|
97
|
|
2024/09
|
46
|
39
|
35
|
38
|
54
|
36
|
39
|
33
|
34
|
45
|
48
|
43
|
58
|
94
|
38
|
46
|
23
|
22
|
26
|
32
|
28
|
34
|
39
|
52
|
52
|
68
|
78
|
40
|
44
|
42
|
|
|
2024/08
|
27
|
26
|
32
|
34
|
29
|
15
|
29
|
18
|
41
|
65
|
111
|
47
|
45
|
52
|
34
|
36
|
31
|
30
|
28
|
41
|
49
|
46
|
50
|
53
|
55
|
42
|
13
|
30
|
35
|
38
|
39
|
|
2024/07
|
50
|
56
|
41
|
17
|
26
|
16
|
32
|
30
|
24
|
77
|
81
|
79
|
51
|
22
|
36
|
42
|
20
|
16
|
38
|
19
|
29
|
38
|
39
|
69
|
35
|
30
|
17
|
21
|
22
|
25
|
30
|
|
2024/06
|
47
|
62
|
74
|
66
|
64
|
55
|
62
|
63
|
78
|
71
|
70
|
82
|
78
|
78
|
44
|
72
|
54
|
53
|
57
|
50
|
53
|
70
|
64
|
127
|
99
|
50
|
61
|
45
|
33
|
39
|
|
|
2024/05
|
49
|
49
|
54
|
45
|
59
|
70
|
63
|
56
|
50
|
59
|
126
|
127
|
97
|
79
|
78
|
64
|
67
|
68
|
55
|
54
|
40
|
44
|
44
|
59
|
48
|
52
|
55
|
52
|
55
|
46
|
74
|
|
2024/04
|
79
|
83
|
92
|
43
|
62
|
65
|
66
|
69
|
67
|
84
|
61
|
73
|
48
|
28
|
43
|
89
|
100
|
90
|
77
|
80
|
61
|
66
|
85
|
89
|
67
|
68
|
55
|
36
|
47
|
58
|
|
|
2024/03
|
66
|
74
|
76
|
87
|
58
|
87
|
108
|
68
|
67
|
103
|
106
|
87
|
78
|
53
|
60
|
98
|
145
|
70
|
98
|
92
|
80
|
77
|
91
|
56
|
50
|
63
|
78
|
72
|
66
|
115
|
84
|
|
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