Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
9 May
Fri
10 May
Sat
11 May
Sun
12 May
Mon
13 May
Tue
14 May
Real-time AQI (Monitoring Station in Dingxi)
监测站(原粮食局)
3316
PM2.5
33
PM10
81
O3
0.2
CO
4
SO2
7
NO2
南峰招待所(原起重机厂)
4128
PM2.5
41
PM10
73
O3
0.1
CO
4
SO2
8
NO2
Air quality in the last 12 months (Dingxi)
|
2024/02
|
68
|
52
|
66
|
66
|
85
|
63
|
67
|
79
|
98
|
93
|
73
|
71
|
75
|
57
|
50
|
44
|
50
|
224
|
217
|
311
|
137
|
82
|
106
|
156
|
107
|
67
|
63
|
69
|
70
|
||
|
2024/01
|
81
|
73
|
73
|
74
|
64
|
76
|
85
|
80
|
73
|
87
|
76
|
75
|
83
|
74
|
79
|
87
|
82
|
70
|
68
|
81
|
60
|
49
|
50
|
60
|
77
|
75
|
82
|
89
|
76
|
74
|
86
|
|
2023/12
|
73
|
72
|
75
|
71
|
175
|
272
|
72
|
66
|
70
|
74
|
80
|
68
|
52
|
85
|
65
|
59
|
59
|
60
|
81
|
78
|
70
|
76
|
77
|
70
|
84
|
80
|
82
|
99
|
96
|
69
|
83
|
|
2023/11
|
47
|
67
|
60
|
56
|
60
|
51
|
57
|
59
|
64
|
63
|
60
|
61
|
67
|
75
|
76
|
65
|
60
|
70
|
60
|
65
|
73
|
101
|
86
|
76
|
83
|
75
|
74
|
61
|
50
|
61
|
|
|
2023/10
|
34
|
38
|
41
|
33
|
27
|
33
|
40
|
39
|
33
|
39
|
27
|
26
|
34
|
43
|
45
|
36
|
34
|
37
|
39
|
43
|
44
|
43
|
48
|
55
|
47
|
51
|
51
|
49
|
54
|
56
|
52
|
|
2023/09
|
57
|
57
|
66
|
51
|
42
|
42
|
55
|
35
|
46
|
45
|
40
|
45
|
42
|
37
|
38
|
37
|
41
|
35
|
33
|
36
|
30
|
24
|
39
|
27
|
30
|
29
|
29
|
30
|
39
|
36
|
|
|
2023/08
|
31
|
36
|
31
|
63
|
39
|
43
|
38
|
26
|
23
|
32
|
39
|
41
|
44
|
36
|
36
|
126
|
60
|
48
|
48
|
52
|
60
|
51
|
50
|
48
|
36
|
37
|
49
|
47
|
41
|
44
|
38
|
|
2023/07
|
48
|
49
|
46
|
45
|
44
|
46
|
51
|
49
|
48
|
39
|
39
|
36
|
32
|
40
|
50
|
48
|
39
|
39
|
38
|
50
|
47
|
47
|
39
|
38
|
36
|
35
|
32
|
37
|
34
|
28
|
30
|
|
2023/06
|
61
|
31
|
30
|
39
|
47
|
45
|
46
|
53
|
51
|
51
|
62
|
43
|
48
|
52
|
42
|
34
|
30
|
68
|
56
|
52
|
49
|
47
|
45
|
43
|
45
|
76
|
42
|
60
|
49
|
49
|
|
|
2023/05
|
62
|
57
|
39
|
87
|
60
|
48
|
30
|
24
|
26
|
55
|
57
|
59
|
55
|
55
|
53
|
66
|
75
|
48
|
50
|
65
|
55
|
39
|
48
|
55
|
70
|
44
|
40
|
56
|
38
|
115
|
53
|
|
2023/04
|
50
|
147
|
42
|
49
|
109
|
119
|
96
|
83
|
65
|
126
|
189
|
130
|
99
|
45
|
66
|
68
|
80
|
83
|
222
|
461
|
70
|
64
|
29
|
38
|
60
|
56
|
63
|
65
|
58
|
59
|
|
|
2023/03
|
60
|
63
|
68
|
60
|
62
|
66
|
66
|
59
|
59
|
97
|
112
|
93
|
56
|
89
|
102
|
77
|
88
|
59
|
40
|
35
|
482
|
336
|
73
|
51
|
87
|
72
|
63
|
54
|
50
|
42
|
55
|
|
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