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
6 Jun
Sat
7 Jun
Sun
8 Jun
Mon
9 Jun
Tue
10 Jun
Wed
11 Jun
Thu
12 Jun
Real-time AQI (Monitoring Station in Dingxi)
将台街
4520
PM2.5
45
PM10
54
O3
0.4
CO
7
SO2
17
NO2
正龙路62号
4115
PM2.5
41
PM10
56
O3
0.2
CO
8
SO2
13
NO2
Air quality in the last 12 months (Dingxi)
|
2025/04
|
120
|
105
|
90
|
120
|
87
|
71
|
61
|
104
|
130
|
75
|
209
|
374
|
114
|
66
|
70
|
172
|
85
|
305
|
158
|
121
|
126
|
93
|
62
|
55
|
59
|
45
|
63
|
53
|
61
|
133
|
|
|
2025/03
|
70
|
47
|
51
|
65
|
50
|
50
|
64
|
69
|
64
|
55
|
207
|
98
|
98
|
53
|
50
|
56
|
48
|
41
|
53
|
60
|
59
|
60
|
77
|
79
|
102
|
415
|
104
|
95
|
77
|
90
|
79
|
|
2025/02
|
61
|
62
|
55
|
53
|
51
|
50
|
63
|
69
|
68
|
58
|
90
|
87
|
70
|
69
|
64
|
73
|
68
|
56
|
67
|
58
|
50
|
61
|
51
|
54
|
57
|
54
|
52
|
57
|
|||
|
2025/01
|
64
|
68
|
75
|
71
|
72
|
63
|
54
|
66
|
71
|
63
|
69
|
68
|
71
|
72
|
66
|
60
|
63
|
70
|
69
|
67
|
85
|
86
|
75
|
71
|
69
|
82
|
92
|
108
|
133
|
83
|
59
|
|
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
|
|
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