Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
12
PM2.5
55
*
PM10
124
O3
0.4
CO
6
SO2
4
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
12 May
69
Good
Tue
13 May
66
Good
Wed
14 May
68
Good
Thu
15 May
59
Good
Fri
16 May
62
Good
Sat
17 May
69
Good
Sun
18 May
42
Excellent
Air quality in the last 12 months (Ping'an)
|
2025/02
|
61
|
57
|
51
|
50
|
45
|
57
|
55
|
58
|
63
|
52
|
75
|
70
|
78
|
62
|
51
|
58
|
55
|
56
|
68
|
65
|
72
|
72
|
56
|
58
|
57
|
45
|
55
|
55
|
|||
|
2025/01
|
56
|
62
|
66
|
59
|
51
|
68
|
67
|
71
|
83
|
60
|
53
|
44
|
46
|
67
|
64
|
59
|
62
|
65
|
57
|
50
|
60
|
78
|
97
|
90
|
66
|
57
|
62
|
66
|
107
|
59
|
42
|
|
2024/12
|
50
|
50
|
64
|
58
|
70
|
79
|
67
|
66
|
85
|
75
|
85
|
60
|
58
|
91
|
81
|
57
|
60
|
70
|
84
|
89
|
114
|
141
|
129
|
102
|
108
|
103
|
60
|
75
|
76
|
82
|
55
|
|
2024/11
|
48
|
39
|
58
|
52
|
51
|
57
|
52
|
48
|
67
|
66
|
59
|
58
|
55
|
65
|
85
|
56
|
58
|
55
|
70
|
65
|
70
|
56
|
68
|
45
|
46
|
63
|
48
|
49
|
69
|
78
|
|
|
2024/10
|
37
|
39
|
46
|
50
|
54
|
47
|
53
|
52
|
42
|
40
|
43
|
42
|
42
|
43
|
52
|
26
|
33
|
43
|
47
|
44
|
48
|
42
|
45
|
55
|
54
|
45
|
40
|
44
|
56
|
60
|
47
|
|
2024/09
|
41
|
44
|
39
|
18
|
20
|
25
|
28
|
42
|
20
|
29
|
28
|
32
|
19
|
35
|
42
|
26
|
33
|
39
|
43
|
23
|
33
|
39
|
27
|
44
|
45
|
45
|
58
|
57
|
31
|
29
|
|
|
2024/08
|
38
|
30
|
32
|
36
|
35
|
40
|
35
|
35
|
40
|
32
|
35
|
35
|
37
|
22
|
28
|
32
|
32
|
34
|
35
|
41
|
44
|
50
|
47
|
36
|
31
|
42
|
47
|
45
|
28
|
47
|
44
|
|
2024/07
|
20
|
24
|
27
|
26
|
39
|
48
|
51
|
50
|
53
|
46
|
55
|
49
|
49
|
34
|
47
|
39
|
38
|
35
|
36
|
44
|
230
|
62
|
47
|
80
|
52
|
55
|
46
|
35
|
26
|
29
|
31
|
|
2024/06
|
51
|
44
|
41
|
38
|
40
|
29
|
48
|
34
|
38
|
35
|
34
|
37
|
34
|
32
|
37
|
26
|
31
|
27
|
48
|
33
|
25
|
32
|
32
|
38
|
39
|
34
|
35
|
34
|
30
|
26
|
|
|
2024/05
|
40
|
37
|
43
|
46
|
58
|
61
|
56
|
50
|
55
|
58
|
27
|
41
|
42
|
47
|
105
|
90
|
77
|
68
|
82
|
51
|
56
|
54
|
69
|
172
|
54
|
48
|
41
|
39
|
21
|
28
|
47
|
|
2024/04
|
63
|
80
|
58
|
56
|
39
|
38
|
31
|
50
|
38
|
41
|
43
|
47
|
56
|
157
|
233
|
99
|
67
|
44
|
46
|
29
|
39
|
33
|
35
|
39
|
38
|
49
|
64
|
323
|
60
|
39
|
|
|
2024/03
|
61
|
64
|
69
|
81
|
65
|
69
|
77
|
89
|
76
|
59
|
44
|
59
|
61
|
61
|
136
|
197
|
79
|
90
|
60
|
56
|
62
|
64
|
82
|
36
|
43
|
40
|
45
|
38
|
45
|
184
|
86
|
|
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