Air Quality
Excellent
No health implications.
23
PM2.5
40
PM10
52
O3
0.8
CO
7
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Feb
66
Good
Mon
2 Feb
75
Good
Tue
3 Feb
80
Good
Wed
4 Feb
94
Good
Thu
5 Feb
105
Light
Fri
6 Feb
22
Excellent
Sat
7 Feb
39
Excellent
Air quality in the last 12 months (Chishui)
|
2025/12
|
132
|
168
|
114
|
45
|
57
|
92
|
72
|
89
|
88
|
83
|
82
|
94
|
31
|
58
|
64
|
87
|
80
|
94
|
117
|
64
|
56
|
41
|
39
|
47
|
58
|
56
|
69
|
88
|
103
|
91
|
49
|
|
2025/11
|
25
|
24
|
25
|
25
|
41
|
42
|
24
|
25
|
32
|
33
|
22
|
25
|
26
|
36
|
35
|
55
|
22
|
18
|
32
|
53
|
56
|
95
|
49
|
58
|
62
|
86
|
87
|
121
|
139
|
160
|
|
|
2025/10
|
21
|
28
|
35
|
28
|
28
|
28
|
36
|
32
|
46
|
78
|
71
|
36
|
13
|
24
|
32
|
35
|
28
|
16
|
21
|
15
|
10
|
25
|
37
|
40
|
35
|
33
|
29
|
43
|
43
|
28
|
38
|
|
2025/09
|
45
|
46
|
37
|
51
|
46
|
28
|
48
|
35
|
37
|
51
|
50
|
16
|
19
|
29
|
37
|
42
|
31
|
16
|
15
|
26
|
18
|
13
|
15
|
20
|
37
|
27
|
30
|
34
|
16
|
26
|
|
|
2025/08
|
29
|
30
|
36
|
40
|
36
|
25
|
23
|
31
|
39
|
31
|
12
|
22
|
30
|
40
|
38
|
20
|
24
|
31
|
22
|
21
|
29
|
19
|
14
|
20
|
19
|
23
|
25
|
36
|
26
|
27
|
26
|
|
2025/07
|
20
|
15
|
27
|
24
|
19
|
29
|
32
|
33
|
13
|
23
|
23
|
25
|
31
|
29
|
34
|
36
|
35
|
38
|
22
|
18
|
20
|
17
|
18
|
14
|
20
|
20
|
16
|
25
|
27
|
33
|
26
|
|
2025/06
|
31
|
18
|
31
|
27
|
42
|
67
|
62
|
53
|
36
|
40
|
45
|
41
|
45
|
44
|
32
|
39
|
42
|
25
|
18
|
34
|
26
|
25
|
28
|
32
|
14
|
29
|
31
|
31
|
32
|
14
|
|
|
2025/05
|
41
|
61
|
92
|
64
|
39
|
39
|
32
|
36
|
47
|
60
|
44
|
53
|
71
|
56
|
63
|
63
|
54
|
60
|
48
|
59
|
32
|
29
|
51
|
58
|
47
|
44
|
39
|
15
|
22
|
32
|
28
|
|
2025/04
|
43
|
47
|
55
|
55
|
68
|
58
|
47
|
63
|
75
|
89
|
74
|
90
|
128
|
96
|
86
|
65
|
62
|
65
|
37
|
34
|
50
|
43
|
55
|
41
|
43
|
41
|
34
|
39
|
39
|
21
|
|
|
2025/03
|
120
|
121
|
42
|
52
|
23
|
17
|
37
|
49
|
71
|
69
|
71
|
71
|
66
|
52
|
30
|
25
|
15
|
24
|
29
|
41
|
58
|
84
|
83
|
55
|
64
|
73
|
86
|
81
|
32
|
24
|
44
|
|
2025/02
|
55
|
44
|
39
|
40
|
52
|
28
|
24
|
38
|
50
|
63
|
83
|
73
|
36
|
42
|
54
|
71
|
65
|
55
|
74
|
63
|
57
|
31
|
43
|
36
|
53
|
52
|
87
|
89
|
|||
|
2025/01
|
143
|
169
|
145
|
174
|
147
|
133
|
105
|
50
|
52
|
45
|
49
|
59
|
90
|
98
|
83
|
99
|
124
|
87
|
67
|
117
|
167
|
157
|
168
|
88
|
44
|
45
|
60
|
84
|
183
|
148
|
95
|
|
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