Air Quality
Excellent
No health implications.
11
PM2.5
37
PM10
62
O3
0.3
CO
4
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Sep
62
Good
Wed
16 Sep
57
Good
Thu
17 Sep
63
Good
Fri
18 Sep
63
Good
Sat
19 Sep
62
Good
Sun
20 Sep
58
Good
Mon
21 Sep
19
Excellent
Real-time AQI (Monitoring Station in Dingxi)
正龙路62号
3711
PM2.5
37
PM10
62
O3
0.3
CO
4
SO2
11
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
Air quality source: CNEMC
*: primary pollution