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
17 Aug
Tue
18 Aug
Wed
19 Aug
Thu
20 Aug
Fri
21 Aug
Sat
22 Aug
Sun
23 Aug
Real-time AQI (Monitoring Station in Dingxi)
将台街
5012
PM2.5
50
PM10
13
O3
0.3
CO
6
SO2
33
NO2
正龙路62号
4213
PM2.5
42
PM10
36
O3
0.3
CO
6
SO2
12
NO2
Air quality in the last 12 months (Dingxi)
|
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
|
|
|
2025/08
|
41
|
30
|
31
|
25
|
27
|
30
|
30
|
23
|
25
|
30
|
40
|
32
|
34
|
32
|
34
|
30
|
27
|
27
|
26
|
66
|
26
|
30
|
27
|
29
|
25
|
24
|
23
|
27
|
26
|
32
|
32
|
|
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