Air Quality
Excellent
No health implications.
12
PM2.5
19
PM10
71
O3
0.4
CO
3
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Apr
56
Good
Thu
1 May
87
Good
Fri
2 May
86
Good
Sat
3 May
83
Good
Sun
4 May
47
Excellent
Mon
5 May
46
Excellent
Tue
6 May
30
Excellent
Air quality in the last 12 months (Zhenyuan)
|
2025/02
|
22
|
16
|
39
|
52
|
59
|
51
|
38
|
57
|
51
|
47
|
46
|
58
|
61
|
34
|
33
|
40
|
29
|
29
|
27
|
26
|
60
|
27
|
35
|
73
|
32
|
36
|
35
|
34
|
|||
|
2025/01
|
90
|
96
|
94
|
109
|
113
|
74
|
67
|
54
|
40
|
52
|
57
|
58
|
59
|
69
|
62
|
70
|
73
|
77
|
75
|
85
|
101
|
116
|
137
|
121
|
27
|
24
|
41
|
63
|
145
|
65
|
40
|
|
2024/12
|
54
|
69
|
76
|
91
|
24
|
30
|
33
|
48
|
48
|
16
|
25
|
59
|
70
|
53
|
47
|
49
|
68
|
71
|
77
|
92
|
102
|
85
|
83
|
76
|
80
|
84
|
79
|
92
|
86
|
96
|
68
|
|
2024/11
|
43
|
47
|
55
|
51
|
58
|
60
|
46
|
43
|
50
|
47
|
41
|
50
|
62
|
65
|
82
|
73
|
28
|
12
|
10
|
14
|
17
|
23
|
47
|
25
|
16
|
17
|
27
|
32
|
34
|
42
|
|
|
2024/10
|
11
|
18
|
34
|
33
|
38
|
48
|
48
|
31
|
30
|
38
|
53
|
68
|
65
|
26
|
28
|
26
|
25
|
25
|
13
|
15
|
19
|
16
|
17
|
19
|
24
|
30
|
33
|
35
|
36
|
35
|
45
|
|
2024/09
|
21
|
20
|
17
|
20
|
32
|
35
|
31
|
24
|
18
|
17
|
24
|
26
|
35
|
21
|
25
|
29
|
31
|
27
|
26
|
27
|
24
|
16
|
23
|
28
|
32
|
38
|
43
|
38
|
40
|
28
|
|
|
2024/08
|
10
|
13
|
13
|
11
|
15
|
18
|
19
|
20
|
19
|
21
|
24
|
37
|
37
|
33
|
32
|
30
|
28
|
25
|
23
|
21
|
18
|
16
|
13
|
11
|
13
|
17
|
17
|
20
|
21
|
25
|
22
|
|
2024/07
|
15
|
19
|
13
|
13
|
13
|
12
|
13
|
15
|
16
|
18
|
16
|
19
|
18
|
16
|
14
|
17
|
15
|
13
|
10
|
11
|
12
|
16
|
15
|
14
|
18
|
24
|
22
|
21
|
12
|
12
|
12
|
|
2024/06
|
21
|
20
|
13
|
10
|
12
|
13
|
15
|
12
|
11
|
11
|
14
|
15
|
18
|
17
|
20
|
21
|
12
|
9
|
17
|
25
|
19
|
17
|
12
|
14
|
13
|
11
|
12
|
14
|
11
|
14
|
|
|
2024/05
|
17
|
22
|
15
|
13
|
23
|
30
|
22
|
27
|
27
|
20
|
19
|
24
|
26
|
32
|
38
|
43
|
37
|
17
|
16
|
18
|
12
|
24
|
26
|
25
|
28
|
17
|
15
|
25
|
25
|
14
|
16
|
|
2024/04
|
36
|
46
|
27
|
19
|
15
|
16
|
19
|
21
|
26
|
33
|
34
|
30
|
37
|
43
|
50
|
43
|
21
|
20
|
19
|
20
|
35
|
45
|
28
|
30
|
26
|
23
|
21
|
24
|
35
|
14
|
|
|
2024/03
|
63
|
52
|
47
|
29
|
23
|
44
|
62
|
48
|
47
|
49
|
45
|
39
|
22
|
23
|
30
|
22
|
22
|
14
|
31
|
57
|
62
|
53
|
34
|
38
|
27
|
18
|
31
|
26
|
29
|
33
|
40
|
|
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