Air Quality
Excellent
No health implications.
16
PM2.5
27
PM10
32
O3
0.6
CO
8
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Apr
51
Good
Wed
24 Apr
50
Excellent
Thu
25 Apr
53
Good
Fri
26 Apr
69
Good
Sat
27 Apr
90
Good
Sun
28 Apr
91
Good
Mon
29 Apr
93
Good
Air quality in the last 12 months (Nan'an)
|
2024/02
|
113
|
83
|
45
|
33
|
41
|
48
|
59
|
57
|
64
|
125
|
115
|
96
|
85
|
106
|
46
|
37
|
45
|
61
|
73
|
134
|
78
|
25
|
27
|
41
|
53
|
47
|
59
|
72
|
80
|
||
|
2024/01
|
102
|
93
|
76
|
67
|
113
|
118
|
122
|
92
|
87
|
96
|
125
|
111
|
103
|
154
|
179
|
99
|
57
|
59
|
50
|
50
|
37
|
34
|
39
|
43
|
60
|
69
|
75
|
86
|
92
|
94
|
110
|
|
2023/12
|
38
|
50
|
57
|
64
|
66
|
84
|
87
|
117
|
128
|
152
|
113
|
46
|
43
|
75
|
50
|
54
|
53
|
54
|
62
|
66
|
68
|
68
|
74
|
99
|
102
|
135
|
137
|
186
|
185
|
152
|
121
|
|
2023/11
|
55
|
68
|
62
|
28
|
39
|
59
|
53
|
56
|
67
|
55
|
39
|
32
|
34
|
41
|
40
|
52
|
69
|
73
|
82
|
77
|
90
|
91
|
109
|
124
|
73
|
66
|
62
|
69
|
78
|
63
|
|
|
2023/10
|
20
|
17
|
19
|
16
|
17
|
16
|
22
|
28
|
33
|
35
|
39
|
33
|
33
|
42
|
55
|
60
|
78
|
77
|
28
|
36
|
40
|
52
|
61
|
77
|
67
|
50
|
22
|
30
|
44
|
50
|
55
|
|
2023/09
|
71
|
75
|
76
|
69
|
60
|
51
|
44
|
49
|
46
|
61
|
59
|
20
|
29
|
38
|
46
|
47
|
49
|
71
|
73
|
25
|
19
|
16
|
15
|
16
|
17
|
25
|
36
|
33
|
28
|
31
|
|
|
2023/08
|
27
|
25
|
29
|
45
|
46
|
41
|
35
|
35
|
40
|
44
|
44
|
44
|
42
|
42
|
43
|
42
|
66
|
62
|
64
|
54
|
47
|
47
|
55
|
62
|
39
|
28
|
27
|
36
|
43
|
41
|
59
|
|
2023/07
|
35
|
30
|
29
|
32
|
49
|
65
|
56
|
56
|
64
|
53
|
42
|
42
|
49
|
28
|
57
|
73
|
66
|
56
|
32
|
32
|
24
|
45
|
57
|
36
|
29
|
35
|
21
|
18
|
33
|
47
|
48
|
|
2023/06
|
27
|
30
|
20
|
22
|
25
|
39
|
55
|
53
|
77
|
68
|
60
|
43
|
52
|
60
|
41
|
29
|
33
|
37
|
55
|
67
|
35
|
30
|
45
|
38
|
49
|
66
|
44
|
46
|
28
|
46
|
|
|
2023/05
|
65
|
59
|
58
|
58
|
39
|
35
|
28
|
26
|
34
|
39
|
37
|
54
|
65
|
81
|
88
|
50
|
65
|
57
|
66
|
59
|
47
|
27
|
38
|
43
|
52
|
76
|
84
|
63
|
66
|
51
|
42
|
|
2023/04
|
43
|
53
|
55
|
35
|
25
|
36
|
59
|
68
|
79
|
80
|
77
|
60
|
51
|
67
|
69
|
76
|
70
|
39
|
44
|
42
|
44
|
25
|
16
|
19
|
30
|
51
|
40
|
43
|
56
|
68
|
|
|
2023/03
|
116
|
91
|
95
|
76
|
75
|
96
|
77
|
82
|
77
|
51
|
61
|
60
|
36
|
56
|
70
|
64
|
38
|
36
|
32
|
37
|
54
|
57
|
39
|
31
|
27
|
29
|
27
|
39
|
49
|
50
|
60
|
|
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