Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
36
PM2.5
140
*
PM10
74
O3
0.8
CO
17
SO2
72
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
13 May
94
Good
Tue
14 May
109
Lightly
Wed
15 May
97
Good
Thu
16 May
103
Lightly
Fri
17 May
98
Good
Sat
18 May
98
Good
Sun
19 May
98
Good
Air quality in the last 12 months (Chongchuan)
|
2024/02
|
28
|
26
|
23
|
32
|
52
|
65
|
52
|
96
|
177
|
195
|
148
|
87
|
56
|
66
|
64
|
28
|
35
|
33
|
38
|
24
|
18
|
30
|
41
|
54
|
93
|
85
|
52
|
38
|
27
|
||
|
2024/01
|
85
|
66
|
93
|
130
|
128
|
153
|
49
|
36
|
102
|
98
|
108
|
140
|
190
|
123
|
34
|
37
|
50
|
35
|
49
|
44
|
59
|
44
|
37
|
45
|
64
|
89
|
122
|
126
|
121
|
37
|
33
|
|
2023/12
|
45
|
56
|
90
|
94
|
119
|
107
|
102
|
67
|
90
|
47
|
20
|
48
|
52
|
91
|
36
|
43
|
25
|
25
|
34
|
60
|
38
|
38
|
58
|
77
|
92
|
128
|
87
|
88
|
72
|
135
|
195
|
|
2023/11
|
55
|
39
|
59
|
45
|
28
|
37
|
48
|
44
|
80
|
27
|
23
|
37
|
34
|
67
|
89
|
91
|
74
|
38
|
55
|
83
|
80
|
70
|
120
|
36
|
33
|
45
|
94
|
79
|
71
|
30
|
|
|
2023/10
|
32
|
27
|
24
|
27
|
33
|
24
|
21
|
21
|
45
|
45
|
31
|
33
|
33
|
73
|
94
|
83
|
57
|
66
|
74
|
28
|
35
|
41
|
39
|
47
|
73
|
111
|
75
|
33
|
41
|
40
|
52
|
|
2023/09
|
29
|
35
|
31
|
20
|
19
|
19
|
37
|
43
|
31
|
38
|
37
|
28
|
22
|
24
|
20
|
23
|
38
|
57
|
49
|
25
|
25
|
25
|
23
|
23
|
39
|
36
|
50
|
46
|
57
|
35
|
|
|
2023/08
|
16
|
18
|
17
|
16
|
18
|
26
|
19
|
29
|
27
|
40
|
70
|
87
|
54
|
23
|
24
|
40
|
36
|
31
|
27
|
26
|
32
|
34
|
35
|
44
|
33
|
32
|
25
|
19
|
30
|
27
|
30
|
|
2023/07
|
31
|
39
|
53
|
44
|
63
|
42
|
25
|
27
|
36
|
29
|
56
|
58
|
45
|
50
|
44
|
35
|
19
|
12
|
16
|
17
|
32
|
20
|
29
|
49
|
31
|
19
|
13
|
12
|
12
|
18
|
19
|
|
2023/06
|
28
|
59
|
45
|
42
|
32
|
42
|
73
|
76
|
90
|
73
|
34
|
31
|
31
|
61
|
55
|
52
|
34
|
20
|
17
|
34
|
65
|
73
|
62
|
30
|
23
|
25
|
35
|
45
|
35
|
25
|
|
|
2023/05
|
83
|
60
|
40
|
31
|
21
|
39
|
30
|
39
|
43
|
43
|
45
|
69
|
102
|
84
|
63
|
64
|
28
|
32
|
30
|
42
|
44
|
77
|
71
|
53
|
64
|
56
|
36
|
59
|
40
|
22
|
22
|
|
2023/04
|
54
|
63
|
50
|
30
|
39
|
63
|
80
|
61
|
64
|
69
|
177
|
202
|
128
|
81
|
63
|
60
|
73
|
86
|
48
|
35
|
57
|
67
|
87
|
46
|
43
|
62
|
69
|
56
|
79
|
71
|
|
|
2023/03
|
111
|
78
|
41
|
60
|
62
|
77
|
76
|
89
|
100
|
112
|
63
|
72
|
57
|
59
|
78
|
72
|
31
|
35
|
42
|
70
|
28
|
39
|
114
|
84
|
51
|
63
|
85
|
86
|
60
|
77
|
52
|
|
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