Air Quality
Excellent
No health implications.
16
PM2.5
29
PM10
117
O3
0.6
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Aug
86
Good
Tue
18 Aug
90
Good
Wed
19 Aug
72
Good
Thu
20 Aug
74
Good
Fri
21 Aug
83
Good
Sat
22 Aug
75
Good
Sun
23 Aug
31
Excellent
Air quality in the last 12 months (Xiantao)
|
2026/07
|
25
|
19
|
17
|
15
|
15
|
16
|
18
|
20
|
19
|
25
|
33
|
31
|
36
|
37
|
24
|
23
|
25
|
26
|
32
|
39
|
37
|
18
|
24
|
27
|
32
|
36
|
20
|
15
|
18
|
17
|
20
|
|
2026/06
|
57
|
56
|
42
|
45
|
65
|
53
|
41
|
25
|
34
|
47
|
54
|
42
|
27
|
34
|
49
|
49
|
54
|
44
|
23
|
29
|
23
|
23
|
21
|
22
|
28
|
37
|
66
|
57
|
52
|
28
|
|
|
2026/05
|
45
|
35
|
38
|
36
|
44
|
43
|
46
|
40
|
45
|
46
|
50
|
69
|
36
|
37
|
43
|
34
|
25
|
18
|
22
|
28
|
36
|
34
|
35
|
25
|
23
|
17
|
24
|
35
|
47
|
41
|
52
|
|
2026/04
|
52
|
46
|
38
|
49
|
70
|
76
|
75
|
61
|
28
|
42
|
55
|
48
|
40
|
28
|
32
|
44
|
50
|
56
|
55
|
75
|
34
|
24
|
32
|
37
|
48
|
54
|
57
|
29
|
29
|
36
|
|
|
2026/03
|
24
|
31
|
51
|
66
|
78
|
78
|
83
|
74
|
79
|
77
|
61
|
82
|
58
|
71
|
76
|
29
|
30
|
42
|
73
|
85
|
70
|
55
|
64
|
78
|
77
|
75
|
65
|
61
|
57
|
37
|
54
|
|
2026/02
|
66
|
88
|
96
|
103
|
113
|
137
|
63
|
74
|
62
|
71
|
80
|
99
|
76
|
64
|
82
|
32
|
76
|
80
|
94
|
57
|
51
|
81
|
89
|
48
|
40
|
23
|
46
|
49
|
|||
|
2026/01
|
41
|
69
|
83
|
75
|
93
|
69
|
73
|
67
|
72
|
74
|
73
|
77
|
79
|
90
|
126
|
126
|
156
|
140
|
27
|
55
|
56
|
78
|
83
|
90
|
85
|
168
|
108
|
91
|
70
|
55
|
54
|
|
2025/12
|
93
|
101
|
58
|
71
|
85
|
90
|
117
|
105
|
138
|
150
|
170
|
118
|
37
|
52
|
60
|
70
|
129
|
157
|
118
|
122
|
56
|
54
|
46
|
85
|
68
|
71
|
81
|
88
|
94
|
140
|
95
|
|
2025/11
|
78
|
75
|
78
|
77
|
81
|
64
|
35
|
29
|
51
|
57
|
64
|
42
|
51
|
73
|
80
|
88
|
52
|
27
|
32
|
42
|
62
|
79
|
91
|
75
|
79
|
69
|
98
|
80
|
70
|
76
|
|
|
2025/10
|
29
|
37
|
20
|
31
|
55
|
53
|
38
|
55
|
61
|
48
|
49
|
59
|
23
|
37
|
52
|
27
|
28
|
12
|
15
|
25
|
23
|
30
|
39
|
44
|
76
|
81
|
75
|
77
|
98
|
77
|
60
|
|
2025/09
|
20
|
24
|
25
|
25
|
31
|
26
|
39
|
39
|
22
|
26
|
40
|
17
|
20
|
20
|
25
|
33
|
26
|
18
|
13
|
16
|
27
|
29
|
16
|
12
|
18
|
21
|
31
|
39
|
26
|
24
|
|
|
2025/08
|
40
|
35
|
40
|
40
|
32
|
22
|
14
|
14
|
23
|
23
|
13
|
18
|
17
|
23
|
17
|
15
|
21
|
30
|
18
|
13
|
18
|
17
|
21
|
22
|
23
|
21
|
26
|
26
|
33
|
27
|
15
|
|
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