Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
29
O3
0.6
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jan
47
Excellent
Fri
2 Jan
59
Good
Sat
3 Jan
99
Good
Sun
4 Jan
135
Light
Mon
5 Jan
158
Moderate
Tue
6 Jan
152
Moderate
Wed
7 Jan
48
Excellent
Air quality in the last 12 months (Xisaishan)
|
2025/11
|
74
|
70
|
79
|
65
|
87
|
80
|
40
|
30
|
44
|
53
|
63
|
42
|
49
|
67
|
100
|
90
|
59
|
29
|
37
|
54
|
59
|
87
|
94
|
80
|
83
|
74
|
95
|
98
|
85
|
78
|
|
|
2025/10
|
57
|
57
|
40
|
58
|
70
|
60
|
59
|
66
|
62
|
60
|
62
|
62
|
32
|
44
|
61
|
39
|
49
|
12
|
11
|
21
|
17
|
27
|
34
|
32
|
55
|
69
|
64
|
81
|
95
|
85
|
50
|
|
2025/09
|
45
|
55
|
50
|
57
|
59
|
60
|
54
|
60
|
44
|
38
|
34
|
53
|
43
|
51
|
42
|
52
|
60
|
31
|
38
|
24
|
35
|
49
|
30
|
15
|
23
|
44
|
64
|
64
|
53
|
47
|
|
|
2025/08
|
39
|
37
|
48
|
53
|
48
|
40
|
38
|
41
|
30
|
51
|
36
|
40
|
48
|
31
|
25
|
39
|
43
|
41
|
42
|
35
|
33
|
39
|
34
|
42
|
44
|
35
|
38
|
38
|
42
|
48
|
45
|
|
2025/07
|
30
|
41
|
36
|
48
|
59
|
48
|
44
|
43
|
25
|
23
|
37
|
27
|
32
|
41
|
40
|
40
|
45
|
40
|
39
|
31
|
27
|
19
|
18
|
29
|
33
|
31
|
41
|
34
|
31
|
30
|
26
|
|
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
|
|
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