Air Quality
Excellent
No health implications.
5
PM2.5
17
PM10
15
O3
0.5
CO
11
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 May
48
Excellent
Tue
19 May
51
Good
Wed
20 May
62
Good
Thu
21 May
63
Good
Fri
22 May
55
Good
Sat
23 May
22
Excellent
Sun
24 May
47
Excellent
Air quality in the last 12 months (Zhen'an)
|
2026/04
|
51
|
56
|
76
|
109
|
73
|
76
|
79
|
64
|
53
|
58
|
55
|
41
|
47
|
48
|
45
|
42
|
56
|
59
|
175
|
91
|
41
|
22
|
34
|
50
|
58
|
59
|
57
|
56
|
57
|
48
|
|
|
2026/03
|
14
|
24
|
37
|
67
|
72
|
56
|
31
|
36
|
36
|
60
|
61
|
118
|
128
|
44
|
24
|
36
|
32
|
59
|
84
|
73
|
74
|
79
|
82
|
52
|
53
|
59
|
48
|
47
|
53
|
30
|
34
|
|
2026/02
|
87
|
86
|
88
|
80
|
83
|
123
|
100
|
71
|
74
|
98
|
104
|
82
|
64
|
67
|
70
|
50
|
126
|
69
|
57
|
46
|
89
|
154
|
112
|
51
|
54
|
38
|
44
|
35
|
|||
|
2026/01
|
60
|
88
|
101
|
63
|
55
|
50
|
47
|
58
|
53
|
58
|
63
|
61
|
66
|
75
|
85
|
78
|
100
|
137
|
73
|
34
|
58
|
77
|
87
|
111
|
133
|
119
|
110
|
118
|
108
|
71
|
78
|
|
2025/12
|
69
|
80
|
79
|
85
|
85
|
85
|
53
|
66
|
89
|
88
|
95
|
128
|
62
|
58
|
72
|
65
|
93
|
122
|
91
|
54
|
56
|
103
|
75
|
74
|
67
|
74
|
89
|
97
|
115
|
123
|
95
|
|
2025/11
|
39
|
48
|
75
|
81
|
86
|
56
|
32
|
37
|
48
|
75
|
68
|
66
|
63
|
65
|
67
|
55
|
19
|
24
|
32
|
37
|
48
|
49
|
46
|
62
|
61
|
85
|
107
|
65
|
56
|
58
|
|
|
2025/10
|
14
|
15
|
24
|
16
|
15
|
14
|
13
|
23
|
17
|
14
|
10
|
10
|
16
|
32
|
22
|
30
|
9
|
17
|
24
|
15
|
23
|
45
|
53
|
66
|
44
|
23
|
42
|
50
|
61
|
48
|
38
|
|
2025/09
|
32
|
29
|
22
|
21
|
17
|
37
|
39
|
24
|
33
|
39
|
22
|
15
|
27
|
37
|
39
|
23
|
15
|
8
|
11
|
20
|
19
|
14
|
11
|
17
|
34
|
32
|
28
|
15
|
20
|
28
|
|
|
2025/08
|
34
|
37
|
38
|
37
|
29
|
26
|
31
|
26
|
15
|
14
|
19
|
29
|
34
|
33
|
25
|
17
|
24
|
23
|
23
|
29
|
45
|
31
|
21
|
19
|
32
|
32
|
33
|
15
|
9
|
14
|
17
|
|
2025/07
|
21
|
27
|
24
|
28
|
15
|
22
|
25
|
24
|
28
|
26
|
32
|
45
|
43
|
36
|
31
|
40
|
34
|
23
|
35
|
23
|
28
|
38
|
24
|
17
|
15
|
23
|
27
|
24
|
26
|
36
|
29
|
|
2025/06
|
40
|
38
|
44
|
44
|
39
|
38
|
28
|
33
|
37
|
45
|
48
|
41
|
47
|
35
|
56
|
52
|
53
|
46
|
27
|
38
|
33
|
29
|
28
|
34
|
33
|
25
|
33
|
32
|
30
|
20
|
|
|
2025/05
|
84
|
66
|
73
|
61
|
72
|
316
|
126
|
85
|
69
|
50
|
47
|
55
|
42
|
60
|
66
|
57
|
109
|
89
|
67
|
63
|
65
|
65
|
52
|
53
|
49
|
48
|
50
|
45
|
42
|
53
|
36
|
|
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