Air Quality
Excellent
No health implications.
29
PM2.5
42
PM10
117
O3
0.6
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
10 May
91
Good
Sat
11 May
84
Good
Sun
12 May
93
Good
Mon
13 May
92
Good
Tue
14 May
96
Good
Wed
15 May
86
Good
Air quality in the last 12 months (Xichuan)
|
2024/02
|
83
|
61
|
67
|
79
|
104
|
120
|
114
|
105
|
102
|
138
|
102
|
108
|
115
|
93
|
50
|
57
|
61
|
218
|
318
|
29
|
35
|
49
|
38
|
53
|
77
|
94
|
71
|
68
|
82
|
||
|
2024/01
|
102
|
83
|
52
|
62
|
62
|
82
|
69
|
79
|
90
|
145
|
136
|
114
|
162
|
165
|
57
|
74
|
71
|
86
|
54
|
68
|
78
|
30
|
48
|
47
|
56
|
59
|
70
|
76
|
106
|
127
|
172
|
|
2023/12
|
47
|
51
|
67
|
71
|
72
|
82
|
68
|
62
|
80
|
51
|
32
|
54
|
43
|
23
|
45
|
42
|
48
|
61
|
71
|
115
|
62
|
49
|
74
|
81
|
92
|
117
|
150
|
158
|
192
|
148
|
95
|
|
2023/11
|
41
|
52
|
54
|
32
|
27
|
30
|
39
|
51
|
71
|
43
|
43
|
49
|
77
|
81
|
72
|
120
|
67
|
55
|
56
|
64
|
87
|
85
|
70
|
50
|
51
|
56
|
66
|
65
|
68
|
49
|
|
|
2023/10
|
51
|
28
|
25
|
29
|
39
|
27
|
31
|
31
|
43
|
56
|
60
|
55
|
47
|
43
|
37
|
51
|
77
|
51
|
22
|
31
|
38
|
37
|
51
|
48
|
49
|
50
|
70
|
58
|
48
|
42
|
41
|
|
2023/09
|
38
|
42
|
42
|
46
|
50
|
52
|
51
|
45
|
46
|
47
|
44
|
28
|
32
|
45
|
41
|
38
|
43
|
33
|
24
|
29
|
27
|
35
|
27
|
22
|
20
|
20
|
18
|
21
|
20
|
32
|
|
|
2023/08
|
28
|
27
|
28
|
31
|
30
|
27
|
37
|
41
|
45
|
51
|
49
|
31
|
32
|
38
|
41
|
38
|
47
|
55
|
58
|
45
|
31
|
35
|
40
|
30
|
42
|
31
|
25
|
25
|
33
|
36
|
35
|
|
2023/07
|
39
|
43
|
28
|
31
|
46
|
41
|
30
|
37
|
35
|
35
|
33
|
32
|
25
|
44
|
47
|
42
|
51
|
47
|
40
|
34
|
29
|
35
|
39
|
36
|
31
|
31
|
32
|
28
|
18
|
22
|
25
|
|
2023/06
|
43
|
41
|
25
|
23
|
22
|
33
|
34
|
42
|
44
|
47
|
52
|
42
|
35
|
43
|
43
|
37
|
33
|
29
|
28
|
43
|
48
|
39
|
37
|
42
|
54
|
41
|
40
|
36
|
28
|
34
|
|
|
2023/05
|
73
|
62
|
42
|
21
|
47
|
39
|
36
|
44
|
46
|
31
|
36
|
47
|
54
|
54
|
52
|
52
|
41
|
57
|
58
|
48
|
41
|
27
|
27
|
28
|
35
|
38
|
18
|
18
|
26
|
26
|
36
|
|
2023/04
|
62
|
65
|
30
|
24
|
38
|
97
|
102
|
79
|
71
|
64
|
150
|
355
|
170
|
72
|
64
|
74
|
74
|
72
|
84
|
104
|
66
|
35
|
23
|
20
|
30
|
46
|
41
|
79
|
122
|
65
|
|
|
2023/03
|
89
|
72
|
68
|
64
|
65
|
71
|
72
|
65
|
65
|
56
|
108
|
90
|
79
|
63
|
95
|
47
|
28
|
43
|
58
|
68
|
63
|
79
|
283
|
116
|
98
|
72
|
60
|
59
|
61
|
62
|
64
|
|
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