Air Quality
Excellent
No health implications.
23
PM2.5
35
PM10
21
O3
0.5
CO
5
SO2
24
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jul
102
Light
Fri
18 Jul
92
Good
Sat
19 Jul
56
Good
Sun
20 Jul
39
Excellent
Mon
21 Jul
58
Good
Tue
22 Jul
42
Excellent
Wed
23 Jul
26
Excellent
Air quality in the last 12 months (Chishui)
|
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
|
|
2024/12
|
129
|
158
|
96
|
108
|
55
|
50
|
44
|
35
|
40
|
56
|
67
|
50
|
46
|
51
|
56
|
83
|
105
|
115
|
91
|
103
|
136
|
84
|
58
|
96
|
101
|
86
|
114
|
117
|
108
|
75
|
80
|
|
2024/11
|
44
|
34
|
69
|
61
|
40
|
58
|
56
|
64
|
57
|
64
|
52
|
42
|
40
|
50
|
70
|
45
|
21
|
20
|
21
|
23
|
41
|
50
|
51
|
26
|
18
|
28
|
34
|
46
|
51
|
77
|
|
|
2024/10
|
15
|
23
|
29
|
37
|
50
|
54
|
51
|
48
|
52
|
77
|
55
|
22
|
28
|
36
|
51
|
69
|
26
|
50
|
42
|
23
|
35
|
21
|
33
|
76
|
75
|
57
|
35
|
46
|
73
|
87
|
74
|
|
2024/09
|
31
|
39
|
25
|
31
|
28
|
30
|
37
|
26
|
21
|
34
|
31
|
30
|
45
|
59
|
50
|
41
|
35
|
33
|
30
|
49
|
27
|
33
|
44
|
58
|
85
|
80
|
63
|
60
|
78
|
10
|
|
|
2024/08
|
40
|
25
|
23
|
18
|
33
|
25
|
27
|
25
|
34
|
21
|
54
|
72
|
60
|
50
|
47
|
31
|
43
|
56
|
53
|
52
|
54
|
45
|
30
|
28
|
20
|
28
|
44
|
38
|
33
|
40
|
47
|
|
2024/07
|
28
|
27
|
33
|
22
|
26
|
37
|
40
|
41
|
17
|
16
|
17
|
23
|
24
|
12
|
22
|
33
|
35
|
23
|
25
|
32
|
27
|
22
|
28
|
33
|
28
|
42
|
44
|
30
|
25
|
28
|
40
|
|
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