Air Quality
Excellent
No health implications.
8
PM2.5
21
PM10
41
O3
0.5
CO
6
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Dec
44
Excellent
Sun
21 Dec
42
Excellent
Mon
22 Dec
42
Excellent
Tue
23 Dec
42
Excellent
Wed
24 Dec
49
Excellent
Thu
25 Dec
47
Excellent
Fri
26 Dec
41
Excellent
Air quality in the last 12 months (Zhen'an)
|
2025/11
|
32
|
37
|
36
|
49
|
55
|
88
|
47
|
52
|
34
|
27
|
43
|
63
|
29
|
58
|
58
|
45
|
45
|
46
|
55
|
48
|
69
|
67
|
101
|
124
|
94
|
70
|
25
|
41
|
45
|
59
|
|
|
2025/10
|
28
|
40
|
36
|
37
|
31
|
12
|
11
|
19
|
18
|
11
|
10
|
21
|
31
|
35
|
28
|
54
|
45
|
15
|
17
|
19
|
23
|
27
|
33
|
44
|
60
|
46
|
34
|
61
|
57
|
35
|
27
|
|
2025/09
|
14
|
25
|
37
|
39
|
39
|
21
|
25
|
32
|
32
|
42
|
55
|
53
|
48
|
44
|
43
|
23
|
15
|
13
|
20
|
14
|
23
|
27
|
40
|
15
|
39
|
28
|
32
|
24
|
30
|
29
|
|
|
2025/08
|
48
|
40
|
30
|
12
|
20
|
11
|
12
|
32
|
44
|
22
|
33
|
53
|
33
|
20
|
38
|
14
|
14
|
18
|
18
|
12
|
23
|
18
|
28
|
19
|
15
|
14
|
20
|
28
|
23
|
24
|
10
|
|
2025/07
|
9
|
10
|
10
|
15
|
19
|
16
|
30
|
43
|
50
|
64
|
61
|
58
|
50
|
21
|
22
|
18
|
11
|
16
|
23
|
16
|
20
|
11
|
13
|
19
|
36
|
39
|
43
|
50
|
45
|
44
|
47
|
|
2025/06
|
82
|
75
|
46
|
32
|
54
|
57
|
38
|
42
|
39
|
19
|
41
|
51
|
44
|
37
|
27
|
21
|
24
|
36
|
38
|
22
|
26
|
58
|
56
|
69
|
50
|
43
|
29
|
26
|
20
|
7
|
|
|
2025/05
|
38
|
26
|
30
|
28
|
46
|
37
|
56
|
50
|
55
|
31
|
39
|
55
|
60
|
46
|
30
|
30
|
19
|
36
|
46
|
104
|
23
|
65
|
46
|
42
|
44
|
59
|
58
|
58
|
68
|
72
|
86
|
|
2025/04
|
74
|
57
|
58
|
64
|
23
|
47
|
60
|
60
|
60
|
44
|
50
|
45
|
18
|
16
|
42
|
51
|
64
|
46
|
29
|
31
|
42
|
21
|
45
|
92
|
64
|
56
|
64
|
48
|
65
|
66
|
|
|
2025/03
|
60
|
53
|
20
|
47
|
45
|
53
|
63
|
69
|
80
|
91
|
72
|
54
|
55
|
29
|
33
|
46
|
62
|
51
|
69
|
68
|
78
|
76
|
92
|
68
|
93
|
97
|
55
|
32
|
33
|
42
|
64
|
|
2025/02
|
60
|
59
|
22
|
24
|
30
|
45
|
35
|
43
|
36
|
64
|
66
|
69
|
99
|
93
|
87
|
58
|
26
|
26
|
27
|
30
|
31
|
33
|
33
|
54
|
62
|
83
|
90
|
83
|
|||
|
2025/01
|
54
|
40
|
63
|
76
|
106
|
77
|
62
|
34
|
29
|
42
|
77
|
90
|
100
|
60
|
42
|
48
|
66
|
70
|
85
|
78
|
97
|
38
|
90
|
61
|
53
|
63
|
79
|
38
|
72
|
73
|
68
|
|
2024/12
|
77
|
26
|
48
|
57
|
57
|
27
|
28
|
44
|
76
|
85
|
41
|
37
|
47
|
47
|
61
|
57
|
30
|
27
|
53
|
85
|
55
|
59
|
58
|
48
|
94
|
38
|
49
|
72
|
79
|
70
|
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