Air Quality
Excellent
No health implications.
17
PM2.5
23
PM10
74
O3
0.6
CO
11
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 May
37
Excellent
Sat
3 May
36
Excellent
Sun
4 May
64
Good
Mon
5 May
71
Good
Tue
6 May
70
Good
Wed
7 May
69
Good
Thu
8 May
18
Excellent
Air quality in the last 12 months (Zhenkang)
|
2025/02
|
79
|
79
|
66
|
64
|
71
|
79
|
67
|
56
|
59
|
57
|
49
|
56
|
56
|
72
|
73
|
78
|
59
|
59
|
69
|
73
|
70
|
73
|
67
|
64
|
57
|
52
|
50
|
56
|
|||
|
2025/01
|
53
|
47
|
45
|
48
|
56
|
53
|
49
|
48
|
44
|
48
|
53
|
50
|
51
|
50
|
53
|
51
|
53
|
50
|
49
|
46
|
47
|
52
|
55
|
48
|
50
|
65
|
47
|
53
|
109
|
63
|
60
|
|
2024/12
|
38
|
35
|
36
|
34
|
35
|
38
|
42
|
46
|
44
|
40
|
54
|
55
|
42
|
42
|
35
|
35
|
39
|
38
|
37
|
36
|
45
|
62
|
39
|
39
|
44
|
48
|
52
|
53
|
45
|
45
|
46
|
|
2024/11
|
40
|
44
|
38
|
35
|
33
|
28
|
24
|
21
|
25
|
29
|
27
|
27
|
27
|
26
|
27
|
31
|
35
|
34
|
34
|
34
|
30
|
30
|
36
|
38
|
35
|
32
|
35
|
34
|
37
|
32
|
|
|
2024/10
|
18
|
15
|
24
|
18
|
18
|
21
|
24
|
22
|
25
|
25
|
26
|
29
|
35
|
38
|
44
|
35
|
27
|
36
|
43
|
41
|
27
|
30
|
30
|
33
|
29
|
29
|
37
|
39
|
32
|
31
|
37
|
|
2024/09
|
21
|
27
|
22
|
25
|
22
|
24
|
33
|
31
|
27
|
26
|
17
|
21
|
24
|
21
|
31
|
30
|
31
|
31
|
32
|
41
|
41
|
32
|
29
|
29
|
34
|
27
|
22
|
21
|
23
|
18
|
|
|
2024/08
|
16
|
12
|
15
|
20
|
16
|
15
|
16
|
20
|
17
|
19
|
18
|
22
|
32
|
34
|
33
|
24
|
27
|
20
|
18
|
17
|
19
|
17
|
22
|
18
|
18
|
20
|
23
|
20
|
24
|
24
|
18
|
|
2024/07
|
16
|
15
|
15
|
12
|
19
|
19
|
17
|
20
|
17
|
18
|
11
|
15
|
24
|
21
|
21
|
24
|
25
|
19
|
17
|
15
|
13
|
13
|
15
|
18
|
19
|
17
|
16
|
17
|
16
|
14
|
20
|
|
2024/06
|
50
|
38
|
37
|
42
|
42
|
33
|
31
|
30
|
37
|
46
|
45
|
30
|
14
|
16
|
22
|
39
|
36
|
32
|
39
|
40
|
30
|
27
|
24
|
23
|
17
|
23
|
16
|
17
|
19
|
20
|
|
|
2024/05
|
81
|
61
|
48
|
63
|
73
|
40
|
55
|
60
|
57
|
43
|
33
|
46
|
46
|
49
|
51
|
52
|
45
|
48
|
56
|
57
|
37
|
41
|
37
|
33
|
27
|
22
|
19
|
23
|
39
|
43
|
49
|
|
2024/04
|
67
|
73
|
80
|
74
|
71
|
86
|
78
|
85
|
77
|
78
|
85
|
89
|
87
|
72
|
81
|
110
|
124
|
67
|
70
|
61
|
51
|
65
|
67
|
73
|
68
|
69
|
75
|
70
|
74
|
91
|
|
|
2024/03
|
49
|
51
|
56
|
57
|
50
|
53
|
52
|
56
|
55
|
68
|
75
|
82
|
82
|
77
|
78
|
88
|
90
|
71
|
66
|
91
|
84
|
36
|
40
|
55
|
49
|
59
|
65
|
64
|
71
|
86
|
79
|
|
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