Air Quality
Excellent
No health implications.
30
PM2.5
38
PM10
22
O3
0.5
CO
6
SO2
26
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Jan
47
Excellent
Mon
12 Jan
41
Excellent
Tue
13 Jan
43
Excellent
Wed
14 Jan
37
Excellent
Thu
15 Jan
37
Excellent
Fri
16 Jan
44
Excellent
Sat
17 Jan
16
Excellent
Zhenghe Air quality rank
Air quality in the last 12 months (Zhenghe)
|
2025/11
|
31
|
44
|
51
|
19
|
24
|
34
|
34
|
32
|
18
|
32
|
32
|
13
|
24
|
32
|
50
|
51
|
43
|
21
|
25
|
33
|
40
|
46
|
49
|
42
|
55
|
70
|
61
|
59
|
57
|
48
|
|
|
2025/10
|
32
|
22
|
22
|
24
|
25
|
27
|
31
|
36
|
36
|
30
|
33
|
30
|
33
|
26
|
23
|
26
|
30
|
31
|
19
|
17
|
17
|
17
|
29
|
29
|
32
|
43
|
41
|
37
|
27
|
31
|
22
|
|
2025/09
|
22
|
22
|
25
|
27
|
25
|
21
|
18
|
18
|
19
|
16
|
15
|
22
|
27
|
20
|
28
|
21
|
18
|
18
|
17
|
19
|
20
|
26
|
19
|
16
|
22
|
21
|
25
|
26
|
29
|
33
|
|
|
2025/08
|
29
|
26
|
19
|
18
|
15
|
20
|
20
|
25
|
30
|
32
|
30
|
26
|
14
|
12
|
11
|
12
|
13
|
14
|
17
|
18
|
15
|
16
|
25
|
23
|
18
|
18
|
14
|
12
|
13
|
15
|
21
|
|
2025/07
|
13
|
15
|
22
|
23
|
20
|
15
|
14
|
23
|
15
|
14
|
17
|
17
|
20
|
17
|
26
|
30
|
32
|
26
|
14
|
13
|
9
|
13
|
18
|
18
|
24
|
14
|
15
|
16
|
17
|
22
|
24
|
|
2025/06
|
38
|
35
|
15
|
27
|
27
|
31
|
37
|
34
|
18
|
19
|
19
|
18
|
14
|
21
|
17
|
17
|
22
|
20
|
23
|
20
|
20
|
20
|
24
|
23
|
30
|
29
|
26
|
21
|
25
|
20
|
|
|
2025/05
|
42
|
43
|
51
|
48
|
34
|
41
|
68
|
42
|
35
|
36
|
32
|
36
|
34
|
35
|
47
|
46
|
42
|
22
|
24
|
27
|
30
|
29
|
30
|
25
|
50
|
54
|
47
|
27
|
13
|
28
|
37
|
|
2025/04
|
24
|
34
|
41
|
47
|
46
|
52
|
54
|
54
|
58
|
35
|
41
|
61
|
110
|
82
|
69
|
54
|
63
|
59
|
52
|
27
|
47
|
38
|
28
|
23
|
13
|
25
|
25
|
35
|
48
|
47
|
|
|
2025/03
|
50
|
47
|
45
|
21
|
18
|
14
|
33
|
39
|
50
|
46
|
59
|
59
|
29
|
18
|
13
|
20
|
38
|
34
|
42
|
41
|
36
|
38
|
47
|
58
|
72
|
86
|
77
|
40
|
23
|
18
|
21
|
|
2025/02
|
28
|
14
|
22
|
47
|
41
|
45
|
42
|
51
|
34
|
49
|
39
|
49
|
68
|
77
|
56
|
52
|
55
|
54
|
34
|
20
|
13
|
27
|
17
|
49
|
82
|
59
|
47
|
31
|
|||
|
2025/01
|
80
|
64
|
59
|
56
|
53
|
61
|
69
|
75
|
61
|
46
|
38
|
40
|
46
|
50
|
67
|
56
|
49
|
46
|
41
|
44
|
71
|
76
|
63
|
44
|
36
|
28
|
28
|
48
|
117
|
48
|
40
|
|
2024/12
|
44
|
46
|
53
|
65
|
57
|
34
|
37
|
61
|
56
|
52
|
32
|
30
|
34
|
59
|
60
|
53
|
48
|
54
|
53
|
41
|
48
|
65
|
55
|
52
|
56
|
76
|
111
|
90
|
60
|
57
|
64
|
|
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