Air Quality
Excellent
No health implications.
12
PM2.5
20
PM10
134
O3
0.6
CO
7
SO2
2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Jul
54
Good
Tue
15 Jul
59
Good
Wed
16 Jul
61
Good
Thu
17 Jul
56
Good
Fri
18 Jul
63
Good
Sat
19 Jul
70
Good
Sun
20 Jul
28
Excellent
Air quality in the last 12 months (Xisaishan)
|
2025/06
|
11
|
12
|
38
|
52
|
39
|
44
|
51
|
36
|
40
|
46
|
39
|
40
|
38
|
46
|
31
|
49
|
47
|
33
|
29
|
34
|
30
|
12
|
32
|
30
|
50
|
54
|
31
|
34
|
26
|
37
|
|
|
2025/05
|
54
|
56
|
56
|
61
|
48
|
87
|
121
|
48
|
31
|
41
|
32
|
44
|
54
|
64
|
52
|
29
|
48
|
96
|
87
|
46
|
39
|
44
|
34
|
48
|
43
|
58
|
63
|
40
|
29
|
32
|
23
|
|
2025/04
|
75
|
69
|
61
|
69
|
77
|
67
|
66
|
69
|
73
|
62
|
62
|
186
|
93
|
92
|
54
|
57
|
67
|
69
|
76
|
70
|
50
|
50
|
60
|
66
|
57
|
47
|
46
|
60
|
54
|
50
|
|
|
2025/03
|
57
|
46
|
15
|
44
|
58
|
54
|
59
|
69
|
81
|
93
|
65
|
62
|
59
|
51
|
30
|
44
|
32
|
44
|
42
|
52
|
50
|
61
|
77
|
74
|
64
|
71
|
70
|
63
|
62
|
66
|
67
|
|
2025/02
|
63
|
56
|
77
|
70
|
62
|
48
|
66
|
38
|
43
|
55
|
57
|
86
|
93
|
64
|
76
|
81
|
71
|
70
|
54
|
63
|
56
|
40
|
73
|
90
|
94
|
95
|
71
|
70
|
|||
|
2025/01
|
121
|
156
|
192
|
163
|
87
|
79
|
79
|
68
|
47
|
48
|
66
|
86
|
95
|
83
|
58
|
59
|
73
|
78
|
104
|
131
|
111
|
102
|
193
|
157
|
38
|
39
|
52
|
83
|
206
|
61
|
73
|
|
2024/12
|
69
|
70
|
125
|
117
|
53
|
52
|
56
|
109
|
60
|
79
|
81
|
104
|
87
|
55
|
59
|
71
|
83
|
95
|
56
|
84
|
112
|
68
|
72
|
95
|
112
|
148
|
157
|
53
|
65
|
97
|
110
|
|
2024/11
|
49
|
80
|
82
|
86
|
64
|
46
|
43
|
43
|
55
|
62
|
54
|
50
|
54
|
75
|
89
|
82
|
18
|
18
|
33
|
39
|
45
|
51
|
75
|
53
|
38
|
35
|
47
|
53
|
42
|
62
|
|
|
2024/10
|
19
|
37
|
33
|
31
|
34
|
54
|
27
|
29
|
46
|
78
|
82
|
74
|
96
|
75
|
88
|
57
|
33
|
30
|
18
|
28
|
50
|
30
|
43
|
49
|
63
|
49
|
37
|
79
|
99
|
66
|
41
|
|
2024/09
|
51
|
60
|
58
|
50
|
52
|
54
|
56
|
51
|
50
|
50
|
51
|
41
|
47
|
54
|
42
|
31
|
50
|
43
|
51
|
42
|
36
|
27
|
28
|
39
|
50
|
50
|
59
|
29
|
36
|
48
|
|
|
2024/08
|
28
|
32
|
40
|
37
|
41
|
46
|
44
|
45
|
39
|
42
|
84
|
84
|
58
|
35
|
37
|
34
|
51
|
59
|
51
|
43
|
41
|
52
|
51
|
54
|
53
|
55
|
31
|
21
|
45
|
55
|
56
|
|
2024/07
|
28
|
23
|
49
|
24
|
26
|
20
|
25
|
25
|
28
|
47
|
51
|
40
|
51
|
64
|
55
|
61
|
35
|
23
|
25
|
28
|
37
|
33
|
42
|
52
|
42
|
37
|
32
|
22
|
18
|
33
|
33
|
|
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