Air Quality
Excellent
No health implications.
7
PM2.5
22
PM10
24
O3
0.7
CO
6
SO2
17
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jan
62
Good
Sat
31 Jan
58
Good
Sun
1 Feb
64
Good
Mon
2 Feb
82
Good
Tue
3 Feb
83
Good
Wed
4 Feb
15
Excellent
Thu
5 Feb
47
Excellent
Air quality in the last 12 months (Xichong)
|
2025/12
|
113
|
125
|
71
|
53
|
61
|
62
|
86
|
89
|
106
|
94
|
92
|
72
|
54
|
68
|
71
|
79
|
94
|
96
|
112
|
63
|
26
|
28
|
37
|
42
|
47
|
58
|
63
|
70
|
92
|
122
|
63
|
|
2025/11
|
37
|
32
|
41
|
33
|
39
|
37
|
13
|
22
|
17
|
12
|
36
|
45
|
47
|
42
|
29
|
34
|
20
|
30
|
46
|
52
|
59
|
74
|
80
|
68
|
65
|
64
|
77
|
75
|
80
|
98
|
|
|
2025/10
|
15
|
9
|
16
|
15
|
12
|
14
|
26
|
36
|
37
|
44
|
21
|
9
|
19
|
29
|
23
|
26
|
14
|
19
|
10
|
7
|
9
|
13
|
19
|
18
|
16
|
31
|
35
|
35
|
37
|
31
|
38
|
|
2025/09
|
36
|
40
|
21
|
26
|
22
|
22
|
20
|
21
|
21
|
27
|
21
|
11
|
20
|
30
|
38
|
43
|
20
|
12
|
10
|
15
|
10
|
7
|
10
|
16
|
26
|
30
|
22
|
12
|
13
|
14
|
|
|
2025/08
|
37
|
37
|
36
|
41
|
50
|
43
|
22
|
31
|
25
|
17
|
19
|
25
|
31
|
37
|
37
|
23
|
29
|
31
|
29
|
30
|
39
|
22
|
23
|
25
|
19
|
24
|
29
|
30
|
15
|
20
|
23
|
|
2025/07
|
21
|
21
|
20
|
24
|
14
|
24
|
19
|
18
|
20
|
24
|
24
|
29
|
38
|
43
|
42
|
41
|
43
|
26
|
26
|
21
|
21
|
17
|
14
|
16
|
17
|
22
|
28
|
33
|
42
|
34
|
30
|
|
2025/06
|
20
|
24
|
38
|
43
|
45
|
45
|
34
|
22
|
21
|
31
|
41
|
46
|
46
|
39
|
42
|
42
|
44
|
18
|
31
|
44
|
21
|
17
|
18
|
24
|
14
|
24
|
30
|
34
|
31
|
12
|
|
|
2025/05
|
42
|
61
|
67
|
38
|
35
|
57
|
52
|
34
|
119
|
79
|
56
|
65
|
49
|
59
|
90
|
99
|
92
|
105
|
84
|
76
|
78
|
62
|
71
|
63
|
53
|
44
|
41
|
25
|
23
|
30
|
22
|
|
2025/04
|
42
|
49
|
52
|
53
|
54
|
42
|
57
|
56
|
58
|
58
|
37
|
426
|
196
|
132
|
100
|
81
|
66
|
67
|
84
|
48
|
46
|
71
|
65
|
36
|
48
|
33
|
34
|
47
|
29
|
33
|
|
|
2025/03
|
62
|
38
|
19
|
15
|
18
|
19
|
29
|
43
|
53
|
60
|
49
|
55
|
34
|
26
|
28
|
33
|
37
|
38
|
45
|
49
|
54
|
71
|
82
|
52
|
50
|
46
|
165
|
73
|
28
|
21
|
24
|
|
2025/02
|
55
|
43
|
33
|
46
|
43
|
28
|
27
|
27
|
45
|
53
|
57
|
57
|
43
|
38
|
46
|
52
|
50
|
48
|
54
|
49
|
34
|
41
|
31
|
36
|
39
|
58
|
63
|
58
|
|||
|
2025/01
|
98
|
116
|
162
|
88
|
59
|
78
|
70
|
51
|
53
|
53
|
45
|
60
|
69
|
80
|
76
|
55
|
78
|
69
|
101
|
97
|
98
|
128
|
161
|
74
|
25
|
65
|
66
|
73
|
211
|
113
|
54
|
|
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