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
27 Oct
Wed
28 Oct
Thu
29 Oct
Fri
30 Oct
Sat
31 Oct
Sun
1 Nov
Mon
2 Nov
Real-time AQI (Monitoring Station in Dingxi)
将台街
8923
PM2.5
104 *
PM10
31
O3
0.6
CO
13
SO2
36
NO2
正龙路62号
7934
PM2.5
90 *
PM10
40
O3
0.6
CO
8
SO2
19
NO2
Air quality in the last 12 months (Dingxi)
|
2026/08
|
42
|
39
|
36
|
39
|
39
|
41
|
33
|
29
|
31
|
35
|
36
|
39
|
42
|
41
|
37
|
39
|
40
|
42
|
44
|
36
|
32
|
32
|
31
|
34
|
33
|
41
|
27
|
34
|
39
|
44
|
48
|
|
2026/07
|
47
|
41
|
42
|
38
|
38
|
44
|
42
|
46
|
43
|
43
|
26
|
32
|
25
|
31
|
39
|
40
|
46
|
61
|
43
|
49
|
45
|
44
|
43
|
46
|
49
|
41
|
32
|
30
|
30
|
68
|
38
|
|
2026/06
|
52
|
52
|
58
|
54
|
50
|
107
|
65
|
51
|
44
|
41
|
40
|
40
|
47
|
43
|
41
|
39
|
39
|
33
|
42
|
42
|
30
|
35
|
41
|
33
|
48
|
39
|
44
|
50
|
44
|
49
|
|
|
2026/05
|
39
|
55
|
46
|
45
|
44
|
88
|
51
|
44
|
47
|
63
|
56
|
54
|
33
|
187
|
60
|
38
|
39
|
42
|
39
|
35
|
145
|
126
|
52
|
32
|
58
|
84
|
73
|
51
|
51
|
50
|
66
|
|
2026/04
|
51
|
44
|
93
|
76
|
72
|
60
|
43
|
45
|
67
|
57
|
50
|
59
|
64
|
46
|
51
|
52
|
49
|
48
|
222
|
78
|
65
|
66
|
75
|
74
|
58
|
57
|
47
|
48
|
53
|
46
|
|
|
2026/03
|
69
|
58
|
64
|
77
|
78
|
62
|
55
|
42
|
43
|
49
|
47
|
128
|
255
|
74
|
87
|
76
|
59
|
82
|
87
|
83
|
88
|
99
|
88
|
73
|
61
|
47
|
54
|
40
|
44
|
38
|
49
|
|
2026/02
|
82
|
78
|
78
|
78
|
66
|
72
|
72
|
66
|
73
|
89
|
79
|
82
|
69
|
75
|
77
|
82
|
102
|
60
|
64
|
55
|
133
|
189
|
117
|
71
|
88
|
89
|
75
|
71
|
|||
|
2026/01
|
75
|
56
|
69
|
74
|
58
|
72
|
63
|
60
|
64
|
67
|
71
|
68
|
64
|
87
|
80
|
76
|
68
|
82
|
54
|
57
|
61
|
72
|
68
|
55
|
479
|
363
|
185
|
142
|
71
|
92
|
95
|
|
2025/12
|
74
|
64
|
61
|
66
|
64
|
69
|
67
|
63
|
76
|
80
|
70
|
86
|
64
|
68
|
80
|
78
|
62
|
59
|
67
|
38
|
42
|
62
|
46
|
59
|
49
|
58
|
74
|
85
|
74
|
73
|
66
|
|
2025/11
|
59
|
53
|
42
|
34
|
30
|
29
|
110
|
70
|
77
|
46
|
54
|
62
|
60
|
59
|
60
|
68
|
45
|
48
|
55
|
66
|
60
|
68
|
80
|
95
|
61
|
130
|
107
|
60
|
68
|
80
|
|
|
2025/10
|
29
|
28
|
29
|
45
|
67
|
28
|
38
|
24
|
28
|
29
|
31
|
37
|
39
|
45
|
40
|
42
|
30
|
41
|
48
|
34
|
28
|
32
|
33
|
36
|
49
|
52
|
53
|
49
|
56
|
62
|
64
|
|
2025/09
|
31
|
56
|
51
|
65
|
60
|
77
|
62
|
47
|
37
|
31
|
31
|
33
|
43
|
35
|
71
|
103
|
31
|
26
|
34
|
29
|
26
|
31
|
37
|
43
|
38
|
34
|
41
|
43
|
51
|
47
|
|
|
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