Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
74
*
PM2.5
99
PM10
9
O3
1.6
CO
14
SO2
49
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
23 Jan
91
Good
Fri
24 Jan
72
Good
Sat
25 Jan
61
Good
Sun
26 Jan
56
Good
Mon
27 Jan
69
Good
Tue
28 Jan
37
Excellent
Wed
29 Jan
24
Excellent
Real-time AQI (Monitoring Station in Dingxi)
监测站(原粮食局)
9974 *
PM2.5
99
PM10
9
O3
1.6
CO
14
SO2
49
NO2
Air quality in the last 12 months (Dingxi)
|
2024/12
|
66
|
73
|
57
|
56
|
61
|
62
|
55
|
52
|
47
|
68
|
63
|
58
|
58
|
78
|
81
|
74
|
79
|
63
|
78
|
84
|
62
|
53
|
62
|
67
|
76
|
77
|
58
|
69
|
54
|
57
|
57
|
|
2024/11
|
54
|
46
|
54
|
60
|
58
|
45
|
42
|
38
|
52
|
56
|
52
|
57
|
62
|
51
|
65
|
47
|
47
|
36
|
50
|
58
|
59
|
51
|
41
|
52
|
52
|
59
|
65
|
72
|
65
|
70
|
|
|
2024/10
|
34
|
40
|
36
|
32
|
38
|
53
|
43
|
38
|
51
|
48
|
40
|
28
|
37
|
32
|
38
|
41
|
37
|
51
|
39
|
37
|
46
|
43
|
52
|
41
|
45
|
46
|
46
|
52
|
41
|
37
|
43
|
|
2024/09
|
60
|
39
|
39
|
32
|
23
|
29
|
26
|
33
|
31
|
27
|
26
|
28
|
25
|
31
|
25
|
28
|
34
|
34
|
34
|
44
|
32
|
40
|
42
|
43
|
36
|
29
|
44
|
55
|
34
|
33
|
|
|
2024/08
|
34
|
36
|
33
|
30
|
27
|
30
|
27
|
31
|
67
|
53
|
39
|
42
|
38
|
35
|
45
|
34
|
32
|
29
|
37
|
37
|
39
|
39
|
42
|
41
|
41
|
45
|
30
|
37
|
33
|
32
|
51
|
|
2024/07
|
33
|
36
|
41
|
41
|
41
|
51
|
34
|
26
|
52
|
65
|
49
|
69
|
39
|
29
|
20
|
26
|
35
|
35
|
25
|
24
|
208
|
26
|
46
|
128
|
78
|
56
|
48
|
43
|
32
|
33
|
34
|
|
2024/06
|
54
|
44
|
46
|
39
|
42
|
36
|
40
|
40
|
37
|
42
|
47
|
51
|
50
|
49
|
51
|
32
|
33
|
32
|
42
|
30
|
29
|
43
|
38
|
48
|
43
|
36
|
31
|
32
|
41
|
34
|
|
|
2024/05
|
45
|
31
|
31
|
52
|
60
|
68
|
62
|
47
|
43
|
48
|
57
|
52
|
53
|
56
|
59
|
62
|
69
|
69
|
61
|
64
|
47
|
47
|
53
|
59
|
65
|
58
|
45
|
36
|
36
|
48
|
73
|
|
2024/04
|
64
|
118
|
60
|
61
|
50
|
45
|
48
|
49
|
45
|
41
|
48
|
43
|
55
|
108
|
173
|
74
|
57
|
53
|
59
|
55
|
48
|
53
|
110
|
66
|
52
|
58
|
48
|
140
|
39
|
46
|
|
|
2024/03
|
61
|
68
|
52
|
52
|
90
|
60
|
136
|
98
|
61
|
70
|
62
|
57
|
44
|
54
|
168
|
253
|
71
|
90
|
72
|
68
|
48
|
63
|
80
|
41
|
48
|
41
|
50
|
54
|
50
|
135
|
62
|
|
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
|
|
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