Air Quality
Excellent
No health implications.
17
PM2.5
28
PM10
24
O3
1.0
CO
4
SO2
42
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jan
84
Good
Sat
18 Jan
102
Light
Sun
19 Jan
168
Moderate
Mon
20 Jan
151
Moderate
Tue
21 Jan
102
Light
Wed
22 Jan
25
Excellent
Thu
23 Jan
22
Excellent
Air quality in the last 12 months (Nanfen)
|
2024/12
|
37
|
19
|
37
|
33
|
44
|
30
|
39
|
47
|
53
|
95
|
41
|
50
|
56
|
48
|
37
|
46
|
32
|
45
|
74
|
69
|
53
|
57
|
60
|
54
|
63
|
39
|
40
|
53
|
56
|
58
|
31
|
|
2024/11
|
71
|
70
|
39
|
21
|
36
|
34
|
36
|
45
|
47
|
43
|
30
|
32
|
34
|
40
|
33
|
24
|
18
|
20
|
33
|
67
|
52
|
36
|
48
|
48
|
38
|
19
|
27
|
35
|
39
|
52
|
|
|
2024/10
|
17
|
26
|
22
|
25
|
31
|
51
|
29
|
38
|
37
|
29
|
31
|
45
|
44
|
31
|
17
|
37
|
47
|
45
|
24
|
31
|
16
|
35
|
40
|
54
|
61
|
82
|
51
|
34
|
48
|
68
|
62
|
|
2024/09
|
22
|
17
|
24
|
25
|
21
|
24
|
33
|
27
|
29
|
25
|
26
|
29
|
27
|
25
|
20
|
28
|
39
|
30
|
36
|
21
|
18
|
18
|
23
|
20
|
29
|
20
|
29
|
35
|
29
|
17
|
|
|
2024/08
|
18
|
31
|
32
|
21
|
13
|
23
|
26
|
39
|
56
|
22
|
39
|
41
|
37
|
43
|
46
|
47
|
45
|
38
|
21
|
26
|
18
|
21
|
22
|
34
|
43
|
28
|
20
|
25
|
31
|
31
|
28
|
|
2024/07
|
30
|
34
|
19
|
30
|
45
|
19
|
33
|
33
|
42
|
44
|
56
|
48
|
35
|
46
|
48
|
21
|
21
|
29
|
33
|
14
|
28
|
14
|
19
|
16
|
13
|
17
|
12
|
12
|
25
|
36
|
17
|
|
2024/06
|
34
|
22
|
23
|
35
|
30
|
24
|
27
|
19
|
26
|
37
|
45
|
27
|
24
|
17
|
25
|
27
|
42
|
46
|
34
|
33
|
31
|
15
|
52
|
18
|
22
|
29
|
37
|
25
|
20
|
26
|
|
|
2024/05
|
40
|
56
|
53
|
46
|
37
|
29
|
40
|
48
|
79
|
57
|
80
|
46
|
36
|
57
|
37
|
29
|
46
|
39
|
25
|
25
|
32
|
29
|
23
|
24
|
26
|
18
|
19
|
30
|
34
|
34
|
19
|
|
2024/04
|
57
|
59
|
49
|
60
|
92
|
72
|
82
|
85
|
136
|
92
|
53
|
36
|
26
|
27
|
90
|
126
|
72
|
63
|
61
|
80
|
76
|
37
|
34
|
24
|
43
|
46
|
62
|
34
|
42
|
47
|
|
|
2024/03
|
43
|
54
|
47
|
44
|
47
|
37
|
55
|
42
|
46
|
55
|
56
|
58
|
76
|
89
|
100
|
91
|
82
|
65
|
56
|
45
|
52
|
26
|
70
|
80
|
73
|
111
|
61
|
206
|
93
|
56
|
71
|
|
2024/02
|
53
|
76
|
106
|
98
|
66
|
115
|
88
|
150
|
215
|
338
|
105
|
70
|
79
|
52
|
30
|
34
|
31
|
23
|
36
|
45
|
34
|
34
|
39
|
103
|
117
|
61
|
56
|
100
|
61
|
||
|
2024/01
|
85
|
84
|
90
|
61
|
33
|
56
|
25
|
37
|
51
|
57
|
53
|
43
|
34
|
38
|
60
|
52
|
65
|
75
|
55
|
51
|
50
|
31
|
56
|
49
|
64
|
77
|
63
|
91
|
86
|
99
|
84
|
|
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