Air Quality
Excellent
No health implications.
15
PM2.5
29
PM10
13
O3
0.7
CO
11
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Oct
55
Good
Tue
14 Oct
59
Good
Wed
15 Oct
60
Good
Thu
16 Oct
57
Good
Fri
17 Oct
56
Good
Sat
18 Oct
49
Excellent
Sun
19 Oct
25
Excellent
Air quality in the last 12 months (Pengyang)
|
2025/08
|
40
|
41
|
40
|
30
|
33
|
40
|
37
|
26
|
24
|
29
|
45
|
35
|
37
|
36
|
39
|
25
|
26
|
24
|
24
|
122
|
28
|
42
|
16
|
21
|
30
|
31
|
32
|
28
|
22
|
25
|
31
|
|
2025/07
|
28
|
28
|
27
|
27
|
25
|
31
|
27
|
34
|
27
|
36
|
31
|
34
|
40
|
32
|
48
|
47
|
44
|
41
|
74
|
31
|
27
|
29
|
31
|
28
|
25
|
19
|
27
|
29
|
36
|
33
|
45
|
|
2025/06
|
45
|
45
|
40
|
37
|
38
|
42
|
43
|
44
|
48
|
48
|
50
|
49
|
47
|
73
|
65
|
50
|
49
|
40
|
46
|
36
|
34
|
38
|
27
|
34
|
26
|
28
|
26
|
32
|
37
|
19
|
|
|
2025/05
|
112
|
138
|
96
|
125
|
250
|
155
|
88
|
138
|
135
|
51
|
40
|
52
|
90
|
68
|
61
|
93
|
162
|
70
|
57
|
55
|
69
|
97
|
39
|
41
|
31
|
41
|
39
|
55
|
41
|
59
|
40
|
|
2025/04
|
83
|
83
|
93
|
125
|
85
|
91
|
62
|
111
|
118
|
64
|
198
|
303
|
128
|
43
|
58
|
183
|
82
|
209
|
134
|
84
|
181
|
105
|
57
|
60
|
62
|
45
|
53
|
41
|
69
|
184
|
|
|
2025/03
|
77
|
43
|
40
|
39
|
55
|
46
|
68
|
67
|
71
|
50
|
202
|
120
|
85
|
52
|
54
|
50
|
42
|
33
|
45
|
63
|
60
|
65
|
89
|
76
|
78
|
332
|
123
|
117
|
62
|
74
|
72
|
|
2025/02
|
60
|
50
|
42
|
42
|
41
|
63
|
80
|
60
|
61
|
54
|
91
|
76
|
63
|
52
|
57
|
97
|
76
|
66
|
58
|
59
|
72
|
54
|
30
|
49
|
59
|
51
|
49
|
52
|
|||
|
2025/01
|
70
|
50
|
68
|
61
|
49
|
47
|
51
|
45
|
51
|
53
|
79
|
73
|
94
|
52
|
49
|
54
|
66
|
63
|
53
|
50
|
64
|
69
|
149
|
171
|
74
|
94
|
72
|
86
|
139
|
65
|
45
|
|
2024/12
|
42
|
49
|
55
|
45
|
45
|
45
|
38
|
42
|
58
|
75
|
64
|
56
|
50
|
47
|
51
|
56
|
59
|
44
|
58
|
52
|
43
|
55
|
59
|
72
|
60
|
70
|
50
|
50
|
54
|
41
|
48
|
|
2024/11
|
38
|
42
|
50
|
48
|
50
|
51
|
63
|
77
|
67
|
53
|
54
|
60
|
62
|
49
|
75
|
48
|
39
|
25
|
37
|
51
|
51
|
48
|
64
|
44
|
44
|
51
|
67
|
58
|
29
|
37
|
|
|
2024/10
|
42
|
33
|
44
|
33
|
53
|
47
|
39
|
52
|
50
|
52
|
44
|
49
|
50
|
44
|
43
|
58
|
43
|
43
|
18
|
30
|
30
|
33
|
38
|
39
|
53
|
58
|
32
|
35
|
44
|
34
|
35
|
|
2024/09
|
55
|
36
|
31
|
44
|
18
|
26
|
24
|
41
|
36
|
29
|
29
|
38
|
27
|
30
|
32
|
26
|
40
|
46
|
46
|
41
|
33
|
36
|
49
|
54
|
26
|
32
|
77
|
79
|
32
|
31
|
|
|
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