Air Quality
Excellent
No health implications.
20
PM2.5
41
PM10
133
O3
0.6
CO
9
SO2
27
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 May
66
Good
Mon
20 May
99
Good
Tue
21 May
104
Lightly
Wed
22 May
113
Lightly
Thu
23 May
117
Lightly
Fri
24 May
117
Lightly
Sat
25 May
109
Lightly
Air quality in the last 12 months (Shizhong)
|
2024/02
|
109
|
91
|
45
|
42
|
45
|
61
|
72
|
74
|
75
|
215
|
124
|
129
|
108
|
102
|
45
|
42
|
62
|
79
|
103
|
220
|
70
|
46
|
39
|
56
|
64
|
63
|
81
|
90
|
64
|
||
|
2024/01
|
247
|
107
|
97
|
91
|
119
|
103
|
102
|
127
|
102
|
106
|
131
|
123
|
135
|
146
|
121
|
93
|
58
|
67
|
79
|
41
|
30
|
31
|
44
|
49
|
58
|
86
|
79
|
80
|
117
|
133
|
115
|
|
2023/12
|
41
|
50
|
78
|
76
|
73
|
73
|
96
|
123
|
123
|
146
|
99
|
49
|
73
|
101
|
52
|
58
|
66
|
73
|
85
|
83
|
92
|
112
|
120
|
124
|
134
|
141
|
149
|
204
|
212
|
183
|
227
|
|
2023/11
|
77
|
75
|
52
|
42
|
47
|
47
|
72
|
72
|
83
|
82
|
65
|
23
|
31
|
37
|
42
|
48
|
64
|
81
|
89
|
103
|
93
|
66
|
87
|
102
|
105
|
45
|
71
|
85
|
81
|
56
|
|
|
2023/10
|
37
|
30
|
29
|
31
|
23
|
17
|
26
|
30
|
20
|
28
|
26
|
25
|
25
|
43
|
59
|
57
|
53
|
43
|
22
|
32
|
57
|
66
|
84
|
104
|
136
|
31
|
26
|
41
|
47
|
59
|
59
|
|
2023/09
|
41
|
50
|
70
|
77
|
92
|
84
|
76
|
52
|
59
|
29
|
25
|
24
|
34
|
47
|
61
|
56
|
61
|
40
|
33
|
28
|
23
|
29
|
23
|
24
|
24
|
26
|
45
|
55
|
30
|
41
|
|
|
2023/08
|
28
|
36
|
30
|
26
|
33
|
29
|
30
|
31
|
31
|
32
|
36
|
31
|
35
|
43
|
58
|
53
|
41
|
38
|
52
|
37
|
36
|
42
|
65
|
25
|
26
|
20
|
34
|
38
|
46
|
36
|
45
|
|
2023/07
|
40
|
54
|
30
|
29
|
47
|
73
|
57
|
57
|
57
|
63
|
58
|
29
|
23
|
39
|
58
|
53
|
65
|
63
|
39
|
36
|
45
|
39
|
42
|
36
|
34
|
21
|
20
|
26
|
35
|
35
|
33
|
|
2023/06
|
24
|
22
|
24
|
22
|
27
|
38
|
42
|
40
|
43
|
49
|
37
|
47
|
45
|
47
|
34
|
30
|
41
|
44
|
42
|
48
|
32
|
35
|
38
|
50
|
60
|
52
|
63
|
41
|
42
|
38
|
|
|
2023/05
|
84
|
59
|
74
|
62
|
38
|
45
|
33
|
16
|
22
|
20
|
25
|
42
|
49
|
56
|
57
|
70
|
65
|
36
|
44
|
46
|
33
|
30
|
41
|
55
|
60
|
40
|
42
|
46
|
56
|
60
|
69
|
|
2023/04
|
53
|
68
|
36
|
32
|
36
|
48
|
76
|
73
|
64
|
80
|
67
|
51
|
57
|
42
|
55
|
68
|
83
|
36
|
49
|
38
|
35
|
21
|
22
|
31
|
34
|
53
|
52
|
56
|
56
|
70
|
|
|
2023/03
|
70
|
69
|
64
|
69
|
71
|
79
|
81
|
64
|
57
|
56
|
60
|
35
|
36
|
52
|
75
|
74
|
50
|
57
|
63
|
56
|
56
|
57
|
39
|
26
|
28
|
44
|
25
|
40
|
34
|
54
|
49
|
|
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