Air Quality
Excellent
No health implications.
12
PM2.5
22
PM10
138
O3
0.5
CO
8
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 May
58
Good
Fri
2 May
77
Good
Sat
3 May
65
Good
Sun
4 May
64
Good
Mon
5 May
51
Good
Tue
6 May
58
Good
Wed
7 May
44
Excellent
Air quality in the last 12 months (Yongning)
|
2025/02
|
46
|
32
|
21
|
52
|
84
|
42
|
14
|
42
|
58
|
72
|
95
|
45
|
40
|
108
|
67
|
31
|
34
|
21
|
56
|
54
|
17
|
31
|
16
|
34
|
63
|
24
|
29
|
45
|
|||
|
2025/01
|
106
|
98
|
76
|
95
|
90
|
102
|
113
|
88
|
74
|
35
|
45
|
59
|
83
|
86
|
72
|
64
|
83
|
90
|
93
|
95
|
91
|
69
|
76
|
58
|
45
|
17
|
42
|
50
|
195
|
78
|
45
|
|
2024/12
|
65
|
75
|
75
|
85
|
90
|
70
|
29
|
29
|
63
|
95
|
53
|
35
|
40
|
51
|
40
|
45
|
74
|
61
|
55
|
80
|
86
|
81
|
92
|
87
|
101
|
89
|
72
|
57
|
100
|
115
|
109
|
|
2024/11
|
40
|
44
|
67
|
71
|
57
|
69
|
61
|
55
|
61
|
62
|
62
|
69
|
71
|
68
|
65
|
62
|
58
|
38
|
24
|
25
|
24
|
26
|
42
|
53
|
76
|
19
|
33
|
31
|
43
|
64
|
|
|
2024/10
|
27
|
21
|
39
|
52
|
53
|
54
|
59
|
53
|
40
|
47
|
54
|
61
|
52
|
43
|
17
|
29
|
33
|
22
|
30
|
26
|
38
|
43
|
19
|
27
|
48
|
42
|
28
|
21
|
36
|
40
|
52
|
|
2024/09
|
25
|
27
|
25
|
38
|
53
|
38
|
15
|
18
|
37
|
31
|
43
|
34
|
44
|
45
|
39
|
30
|
26
|
34
|
37
|
39
|
36
|
21
|
27
|
39
|
49
|
43
|
50
|
40
|
24
|
38
|
|
|
2024/08
|
17
|
15
|
20
|
22
|
27
|
23
|
30
|
26
|
28
|
38
|
20
|
23
|
24
|
23
|
24
|
28
|
42
|
28
|
35
|
27
|
21
|
23
|
24
|
29
|
27
|
33
|
32
|
35
|
37
|
32
|
32
|
|
2024/07
|
21
|
14
|
19
|
20
|
22
|
16
|
20
|
20
|
22
|
23
|
24
|
28
|
26
|
24
|
25
|
27
|
24
|
17
|
18
|
22
|
37
|
29
|
17
|
17
|
24
|
34
|
31
|
27
|
20
|
15
|
15
|
|
2024/06
|
29
|
38
|
28
|
28
|
16
|
25
|
31
|
22
|
21
|
20
|
20
|
20
|
29
|
31
|
24
|
35
|
29
|
23
|
26
|
29
|
31
|
22
|
21
|
16
|
16
|
17
|
19
|
21
|
20
|
21
|
|
|
2024/05
|
21
|
28
|
25
|
27
|
23
|
35
|
29
|
44
|
33
|
31
|
32
|
31
|
45
|
61
|
42
|
54
|
45
|
48
|
21
|
18
|
29
|
32
|
41
|
48
|
28
|
19
|
31
|
19
|
30
|
24
|
12
|
|
2024/04
|
51
|
49
|
51
|
50
|
28
|
29
|
18
|
19
|
43
|
32
|
47
|
50
|
45
|
42
|
40
|
38
|
38
|
35
|
45
|
56
|
25
|
32
|
36
|
47
|
49
|
62
|
55
|
45
|
52
|
60
|
|
|
2024/03
|
36
|
66
|
69
|
44
|
58
|
45
|
69
|
75
|
53
|
25
|
29
|
48
|
30
|
18
|
23
|
42
|
50
|
50
|
21
|
49
|
70
|
44
|
41
|
43
|
54
|
54
|
56
|
39
|
51
|
46
|
39
|
|
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