Air Quality
Excellent
No health implications.
16
PM2.5
45
PM10
100
O3
0.6
CO
9
SO2
27
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Jun
81
Good
Sat
21 Jun
73
Good
Sun
22 Jun
68
Good
Mon
23 Jun
66
Good
Tue
24 Jun
75
Good
Wed
25 Jun
85
Good
Thu
26 Jun
34
Excellent
Air quality in the last 12 months (Pengyang)
|
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
|
|
|
2024/08
|
27
|
37
|
27
|
27
|
25
|
26
|
18
|
22
|
76
|
169
|
50
|
34
|
34
|
36
|
57
|
49
|
36
|
27
|
29
|
33
|
35
|
40
|
45
|
46
|
44
|
25
|
24
|
33
|
42
|
42
|
53
|
|
2024/07
|
35
|
32
|
32
|
33
|
70
|
48
|
23
|
38
|
36
|
30
|
30
|
60
|
35
|
31
|
20
|
18
|
26
|
26
|
21
|
21
|
197
|
35
|
17
|
143
|
64
|
39
|
43
|
36
|
26
|
34
|
35
|
|
2024/06
|
49
|
28
|
31
|
36
|
40
|
35
|
37
|
41
|
28
|
31
|
39
|
43
|
42
|
53
|
54
|
36
|
27
|
32
|
32
|
39
|
26
|
41
|
48
|
52
|
50
|
41
|
29
|
32
|
53
|
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