Air Quality
Excellent
No health implications.
19
PM2.5
33
PM10
23
O3
0.4
CO
4
SO2
27
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 May
75
Good
Tue
21 May
107
Lightly
Wed
22 May
141
Lightly
Thu
23 May
89
Good
Fri
24 May
63
Good
Sat
25 May
64
Good
Sun
26 May
64
Good
Air quality in the last 12 months (Qianxi)
|
2024/02
|
52
|
76
|
75
|
98
|
88
|
68
|
78
|
96
|
188
|
110
|
90
|
155
|
195
|
126
|
36
|
64
|
79
|
93
|
42
|
42
|
37
|
33
|
47
|
70
|
87
|
72
|
72
|
89
|
51
|
||
|
2024/01
|
129
|
164
|
50
|
117
|
54
|
48
|
39
|
79
|
75
|
78
|
119
|
84
|
74
|
45
|
59
|
90
|
93
|
57
|
47
|
35
|
33
|
31
|
35
|
40
|
53
|
53
|
77
|
82
|
87
|
133
|
109
|
|
2023/12
|
33
|
60
|
78
|
113
|
141
|
101
|
152
|
156
|
83
|
45
|
43
|
54
|
81
|
45
|
24
|
24
|
42
|
93
|
72
|
25
|
29
|
44
|
61
|
60
|
77
|
92
|
73
|
101
|
140
|
215
|
108
|
|
2023/11
|
137
|
119
|
60
|
58
|
45
|
37
|
46
|
69
|
31
|
26
|
36
|
31
|
45
|
81
|
133
|
62
|
23
|
49
|
65
|
78
|
167
|
154
|
35
|
30
|
63
|
69
|
69
|
36
|
31
|
30
|
|
|
2023/10
|
37
|
61
|
58
|
47
|
41
|
55
|
71
|
58
|
29
|
40
|
57
|
72
|
63
|
30
|
45
|
43
|
59
|
70
|
36
|
24
|
41
|
72
|
115
|
141
|
154
|
42
|
61
|
70
|
131
|
150
|
116
|
|
2023/09
|
31
|
50
|
57
|
92
|
95
|
82
|
88
|
57
|
33
|
34
|
46
|
33
|
44
|
50
|
67
|
66
|
72
|
47
|
45
|
36
|
52
|
45
|
38
|
47
|
54
|
71
|
74
|
41
|
62
|
34
|
|
|
2023/08
|
36
|
41
|
52
|
49
|
38
|
31
|
39
|
56
|
67
|
49
|
49
|
23
|
33
|
57
|
63
|
56
|
53
|
58
|
75
|
68
|
39
|
38
|
57
|
41
|
32
|
39
|
37
|
30
|
29
|
44
|
36
|
|
2023/07
|
91
|
70
|
47
|
39
|
56
|
73
|
51
|
49
|
42
|
49
|
42
|
29
|
30
|
30
|
28
|
38
|
62
|
62
|
80
|
91
|
48
|
24
|
38
|
58
|
52
|
65
|
51
|
48
|
29
|
16
|
29
|
|
2023/06
|
76
|
38
|
48
|
44
|
61
|
39
|
56
|
64
|
41
|
36
|
34
|
38
|
43
|
66
|
82
|
95
|
83
|
84
|
72
|
37
|
44
|
83
|
89
|
84
|
57
|
51
|
65
|
49
|
50
|
77
|
|
|
2023/05
|
69
|
78
|
71
|
41
|
35
|
40
|
47
|
56
|
56
|
66
|
73
|
70
|
50
|
74
|
90
|
88
|
39
|
44
|
66
|
183
|
179
|
60
|
49
|
67
|
56
|
68
|
70
|
59
|
66
|
54
|
61
|
|
2023/04
|
94
|
81
|
72
|
52
|
37
|
58
|
37
|
55
|
79
|
164
|
337
|
286
|
339
|
148
|
166
|
54
|
76
|
76
|
76
|
73
|
56
|
38
|
64
|
60
|
54
|
63
|
73
|
55
|
42
|
48
|
|
|
2023/03
|
55
|
65
|
105
|
144
|
155
|
191
|
162
|
97
|
90
|
213
|
93
|
38
|
77
|
170
|
98
|
44
|
64
|
66
|
84
|
149
|
152
|
300
|
101
|
71
|
65
|
73
|
71
|
88
|
102
|
91
|
87
|
|
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