Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
18 May
Mon
19 May
Tue
20 May
Wed
21 May
Thu
22 May
Fri
23 May
Sat
24 May
Real-time AQI (Monitoring Station in Wuwei)
监测站
5117
PM2.5
52 *
PM10
110
O3
0.3
CO
9
SO2
25
NO2
钟楼街149号
5022
PM2.5
50
PM10
115
O3
0.3
CO
7
SO2
20
NO2
Air quality in the last 12 months (Wuwei)
|
2025/02
|
60
|
51
|
51
|
45
|
39
|
54
|
122
|
76
|
66
|
56
|
112
|
106
|
63
|
52
|
77
|
108
|
77
|
80
|
82
|
55
|
76
|
73
|
43
|
73
|
62
|
68
|
66
|
79
|
|||
|
2025/01
|
95
|
76
|
76
|
73
|
67
|
70
|
68
|
85
|
83
|
69
|
85
|
159
|
177
|
37
|
39
|
84
|
80
|
108
|
65
|
59
|
68
|
87
|
91
|
84
|
59
|
100
|
101
|
93
|
166
|
55
|
53
|
|
2024/12
|
53
|
62
|
69
|
70
|
57
|
54
|
35
|
56
|
88
|
47
|
97
|
75
|
80
|
60
|
57
|
63
|
56
|
56
|
83
|
67
|
49
|
70
|
120
|
85
|
68
|
57
|
46
|
60
|
59
|
46
|
61
|
|
2024/11
|
59
|
51
|
75
|
71
|
70
|
62
|
56
|
87
|
112
|
84
|
64
|
69
|
59
|
83
|
117
|
61
|
56
|
69
|
78
|
72
|
97
|
97
|
94
|
39
|
47
|
41
|
53
|
40
|
46
|
53
|
|
|
2024/10
|
30
|
27
|
46
|
45
|
57
|
38
|
48
|
51
|
59
|
55
|
50
|
48
|
44
|
57
|
82
|
76
|
55
|
49
|
72
|
55
|
42
|
34
|
40
|
53
|
49
|
40
|
45
|
46
|
56
|
60
|
44
|
|
2024/09
|
23
|
31
|
41
|
10
|
11
|
14
|
28
|
52
|
25
|
34
|
25
|
25
|
22
|
41
|
45
|
38
|
29
|
29
|
39
|
11
|
22
|
42
|
38
|
187
|
50
|
27
|
54
|
77
|
24
|
19
|
|
|
2024/08
|
34
|
23
|
24
|
22
|
33
|
60
|
27
|
109
|
64
|
31
|
27
|
38
|
41
|
32
|
29
|
23
|
37
|
34
|
25
|
36
|
33
|
40
|
39
|
49
|
78
|
107
|
38
|
44
|
43
|
66
|
158
|
|
2024/07
|
23
|
31
|
33
|
76
|
34
|
48
|
29
|
41
|
80
|
81
|
58
|
52
|
40
|
49
|
33
|
39
|
72
|
49
|
49
|
271
|
120
|
69
|
48
|
24
|
30
|
46
|
40
|
47
|
49
|
44
|
32
|
|
2024/06
|
54
|
48
|
41
|
36
|
56
|
39
|
50
|
39
|
34
|
37
|
36
|
37
|
50
|
51
|
59
|
40
|
43
|
50
|
49
|
18
|
31
|
38
|
49
|
50
|
117
|
69
|
59
|
37
|
89
|
26
|
|
|
2024/05
|
57
|
69
|
53
|
51
|
70
|
81
|
78
|
83
|
91
|
29
|
24
|
45
|
45
|
284
|
403
|
216
|
116
|
155
|
139
|
131
|
86
|
88
|
119
|
170
|
74
|
164
|
55
|
54
|
28
|
29
|
45
|
|
2024/04
|
136
|
68
|
61
|
66
|
56
|
49
|
56
|
56
|
58
|
41
|
70
|
74
|
248
|
398
|
82
|
94
|
99
|
110
|
47
|
40
|
33
|
113
|
83
|
51
|
47
|
112
|
364
|
321
|
43
|
48
|
|
|
2024/03
|
73
|
56
|
71
|
60
|
67
|
120
|
99
|
63
|
82
|
102
|
76
|
88
|
88
|
103
|
292
|
94
|
83
|
87
|
83
|
59
|
78
|
87
|
69
|
32
|
41
|
63
|
47
|
58
|
67
|
99
|
92
|
|
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
*: primary pollution