Air Quality
Excellent
No health implications.
12
PM2.5
21
PM10
76
O3
0.6
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Mar
44
Excellent
Wed
1 Apr
73
Good
Thu
2 Apr
79
Good
Fri
3 Apr
41
Excellent
Sat
4 Apr
45
Excellent
Sun
5 Apr
23
Excellent
Mon
6 Apr
49
Excellent
Air quality in the last 12 months (Zhenhai)
|
2026/02
|
74
|
85
|
87
|
41
|
71
|
64
|
42
|
59
|
37
|
36
|
83
|
95
|
56
|
46
|
47
|
34
|
46
|
65
|
63
|
50
|
30
|
63
|
75
|
33
|
29
|
23
|
14
|
37
|
|||
|
2026/01
|
20
|
41
|
56
|
73
|
107
|
133
|
59
|
70
|
81
|
72
|
74
|
61
|
73
|
61
|
66
|
101
|
82
|
65
|
38
|
22
|
39
|
42
|
74
|
102
|
72
|
35
|
38
|
46
|
44
|
36
|
23
|
|
2025/12
|
94
|
62
|
49
|
46
|
49
|
71
|
79
|
82
|
51
|
39
|
69
|
37
|
35
|
50
|
59
|
58
|
115
|
87
|
34
|
81
|
41
|
27
|
48
|
47
|
46
|
30
|
50
|
79
|
61
|
87
|
30
|
|
2025/11
|
65
|
67
|
20
|
33
|
41
|
44
|
33
|
36
|
18
|
39
|
24
|
21
|
24
|
49
|
52
|
48
|
41
|
36
|
47
|
67
|
94
|
138
|
91
|
92
|
88
|
86
|
129
|
157
|
95
|
82
|
|
|
2025/10
|
29
|
17
|
23
|
36
|
16
|
25
|
37
|
18
|
19
|
33
|
33
|
48
|
51
|
52
|
33
|
19
|
21
|
18
|
23
|
27
|
24
|
26
|
28
|
26
|
30
|
34
|
37
|
24
|
35
|
41
|
22
|
|
2025/09
|
26
|
21
|
19
|
22
|
22
|
15
|
27
|
18
|
25
|
19
|
37
|
27
|
26
|
21
|
27
|
16
|
23
|
25
|
19
|
21
|
26
|
26
|
24
|
24
|
11
|
21
|
22
|
22
|
27
|
24
|
|
|
2025/08
|
31
|
30
|
27
|
32
|
19
|
20
|
26
|
37
|
34
|
39
|
41
|
26
|
15
|
15
|
11
|
16
|
19
|
12
|
12
|
21
|
34
|
29
|
22
|
17
|
16
|
23
|
12
|
10
|
10
|
9
|
15
|
|
2025/07
|
12
|
16
|
20
|
20
|
17
|
13
|
13
|
18
|
18
|
24
|
20
|
11
|
17
|
36
|
33
|
30
|
27
|
24
|
13
|
15
|
13
|
13
|
18
|
21
|
19
|
15
|
14
|
16
|
21
|
8
|
14
|
|
2025/06
|
18
|
20
|
26
|
33
|
28
|
28
|
39
|
42
|
25
|
20
|
15
|
18
|
11
|
17
|
12
|
14
|
35
|
36
|
20
|
16
|
19
|
25
|
20
|
25
|
28
|
26
|
30
|
23
|
19
|
10
|
|
|
2025/05
|
45
|
57
|
58
|
38
|
27
|
63
|
67
|
31
|
20
|
39
|
35
|
37
|
30
|
19
|
23
|
22
|
36
|
48
|
20
|
32
|
21
|
35
|
14
|
44
|
42
|
28
|
19
|
24
|
25
|
48
|
36
|
|
2025/04
|
40
|
56
|
53
|
35
|
52
|
80
|
56
|
58
|
56
|
49
|
48
|
146
|
102
|
80
|
58
|
57
|
55
|
58
|
49
|
59
|
33
|
31
|
38
|
59
|
44
|
38
|
29
|
32
|
33
|
33
|
|
|
2025/03
|
29
|
38
|
37
|
16
|
20
|
26
|
39
|
65
|
49
|
36
|
42
|
28
|
25
|
44
|
17
|
37
|
43
|
46
|
47
|
47
|
49
|
51
|
55
|
58
|
64
|
71
|
59
|
53
|
50
|
52
|
32
|
|
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