Air Quality
Excellent
No health implications.
16
PM2.5
27
PM10
88
O3
0.4
CO
7
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
58
Good
Mon
5 May
85
Good
Tue
6 May
55
Good
Wed
7 May
68
Good
Thu
8 May
68
Good
Fri
9 May
75
Good
Sat
10 May
35
Excellent
Air quality in the last 12 months (Nanchuan)
|
2025/02
|
92
|
63
|
41
|
42
|
57
|
46
|
38
|
50
|
57
|
63
|
73
|
87
|
45
|
39
|
44
|
52
|
48
|
47
|
51
|
42
|
49
|
38
|
37
|
49
|
59
|
55
|
57
|
66
|
|||
|
2025/01
|
152
|
184
|
169
|
170
|
104
|
141
|
68
|
38
|
27
|
40
|
57
|
66
|
126
|
130
|
66
|
74
|
97
|
104
|
99
|
114
|
130
|
170
|
186
|
111
|
43
|
36
|
55
|
84
|
191
|
156
|
111
|
|
2024/12
|
91
|
116
|
105
|
62
|
41
|
39
|
34
|
35
|
30
|
37
|
62
|
33
|
60
|
47
|
51
|
84
|
109
|
124
|
74
|
111
|
131
|
61
|
54
|
84
|
111
|
142
|
133
|
128
|
127
|
90
|
86
|
|
2024/11
|
87
|
40
|
61
|
58
|
36
|
53
|
62
|
56
|
39
|
48
|
75
|
80
|
63
|
36
|
66
|
48
|
23
|
17
|
21
|
20
|
29
|
30
|
23
|
20
|
23
|
38
|
48
|
47
|
60
|
77
|
|
|
2024/10
|
18
|
25
|
32
|
39
|
55
|
59
|
56
|
53
|
57
|
106
|
97
|
42
|
33
|
43
|
46
|
29
|
26
|
41
|
39
|
21
|
20
|
26
|
31
|
43
|
52
|
82
|
52
|
47
|
43
|
56
|
138
|
|
2024/09
|
38
|
54
|
33
|
19
|
43
|
36
|
43
|
35
|
22
|
27
|
39
|
35
|
34
|
32
|
21
|
30
|
31
|
31
|
26
|
59
|
56
|
50
|
47
|
61
|
131
|
139
|
50
|
44
|
42
|
24
|
|
|
2024/08
|
34
|
26
|
26
|
28
|
36
|
30
|
26
|
26
|
27
|
38
|
50
|
54
|
46
|
40
|
41
|
52
|
45
|
40
|
42
|
39
|
30
|
30
|
23
|
21
|
20
|
21
|
30
|
31
|
27
|
24
|
27
|
|
2024/07
|
59
|
43
|
39
|
39
|
41
|
41
|
37
|
38
|
49
|
53
|
32
|
31
|
30
|
34
|
37
|
29
|
33
|
35
|
29
|
27
|
33
|
29
|
33
|
33
|
52
|
67
|
58
|
50
|
49
|
32
|
38
|
|
2024/06
|
53
|
50
|
31
|
33
|
43
|
37
|
28
|
29
|
35
|
37
|
34
|
48
|
54
|
56
|
63
|
50
|
40
|
38
|
27
|
32
|
34
|
41
|
50
|
46
|
47
|
35
|
36
|
29
|
37
|
53
|
|
|
2024/05
|
48
|
37
|
39
|
40
|
40
|
49
|
47
|
54
|
49
|
35
|
49
|
52
|
46
|
51
|
45
|
51
|
46
|
48
|
39
|
44
|
32
|
43
|
40
|
47
|
46
|
32
|
32
|
41
|
45
|
31
|
39
|
|
2024/04
|
51
|
45
|
48
|
25
|
30
|
27
|
34
|
34
|
47
|
44
|
50
|
47
|
41
|
58
|
67
|
50
|
49
|
35
|
26
|
41
|
39
|
44
|
38
|
49
|
42
|
39
|
46
|
39
|
41
|
37
|
|
|
2024/03
|
70
|
75
|
71
|
55
|
91
|
69
|
66
|
75
|
88
|
111
|
99
|
80
|
108
|
114
|
57
|
60
|
79
|
49
|
44
|
61
|
64
|
70
|
89
|
84
|
38
|
39
|
33
|
50
|
47
|
52
|
62
|
|
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