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
13 Aug
Fri
14 Aug
Sat
15 Aug
Sun
16 Aug
Mon
17 Aug
Tue
18 Aug
Wed
19 Aug
Real-time AQI (Monitoring Station in Lanzhou)
铁路设计院
4513
PM2.5
45
PM10
67
O3
0.8
CO
16
SO2
23
NO2
百合公园
5013
PM2.5
50
PM10
36
O3
0.3
CO
9
SO2
37
NO2
和平
2613
PM2.5
19
PM10
83
O3
0.2
CO
8
SO2
13
NO2
庄浪东路808号
2810
PM2.5
28
PM10
71
O3
0.4
CO
11
SO2
16
NO2
安宁西路88号
4718
PM2.5
47
PM10
35
O3
0.3
CO
10
SO2
44
NO2
北滨河东路1号
4314
PM2.5
43
PM10
58
O3
1.1
CO
12
SO2
27
NO2
Air quality in the last 12 months (Lanzhou)
|
2026/07
|
54
|
40
|
47
|
54
|
54
|
51
|
50
|
60
|
47
|
36
|
25
|
31
|
33
|
36
|
41
|
39
|
56
|
50
|
47
|
51
|
43
|
54
|
59
|
58
|
53
|
47
|
35
|
30
|
32
|
113
|
39
|
|
2026/06
|
57
|
58
|
61
|
58
|
62
|
178
|
72
|
60
|
52
|
50
|
44
|
45
|
55
|
50
|
50
|
49
|
41
|
36
|
39
|
53
|
34
|
41
|
41
|
35
|
56
|
57
|
56
|
50
|
44
|
53
|
|
|
2026/05
|
46
|
55
|
49
|
52
|
59
|
84
|
59
|
52
|
56
|
65
|
68
|
65
|
46
|
151
|
64
|
53
|
50
|
60
|
49
|
48
|
252
|
114
|
74
|
41
|
55
|
88
|
91
|
49
|
51
|
61
|
89
|
|
2026/04
|
57
|
66
|
113
|
92
|
93
|
68
|
59
|
51
|
70
|
61
|
63
|
65
|
56
|
41
|
59
|
45
|
53
|
68
|
222
|
75
|
89
|
75
|
86
|
85
|
72
|
65
|
47
|
50
|
67
|
52
|
|
|
2026/03
|
92
|
92
|
136
|
125
|
77
|
69
|
63
|
50
|
61
|
58
|
56
|
237
|
265
|
83
|
98
|
90
|
73
|
85
|
92
|
80
|
106
|
115
|
94
|
74
|
69
|
49
|
45
|
48
|
50
|
43
|
52
|
|
2026/02
|
94
|
86
|
89
|
85
|
71
|
75
|
68
|
73
|
96
|
109
|
82
|
80
|
87
|
78
|
97
|
65
|
73
|
56
|
50
|
58
|
195
|
437
|
117
|
77
|
109
|
90
|
90
|
92
|
|||
|
2026/01
|
93
|
82
|
84
|
73
|
52
|
75
|
86
|
79
|
68
|
68
|
79
|
89
|
75
|
104
|
85
|
101
|
101
|
81
|
59
|
60
|
65
|
73
|
96
|
142
|
500
|
470
|
222
|
161
|
122
|
107
|
106
|
|
2025/12
|
86
|
66
|
70
|
80
|
87
|
85
|
67
|
72
|
94
|
92
|
106
|
87
|
71
|
79
|
97
|
85
|
89
|
113
|
62
|
47
|
85
|
90
|
51
|
56
|
59
|
69
|
85
|
96
|
90
|
101
|
66
|
|
2025/11
|
67
|
64
|
59
|
65
|
32
|
33
|
101
|
89
|
90
|
62
|
64
|
65
|
68
|
64
|
70
|
63
|
44
|
53
|
64
|
73
|
74
|
76
|
138
|
68
|
72
|
117
|
128
|
66
|
70
|
84
|
|
|
2025/10
|
31
|
38
|
56
|
63
|
60
|
46
|
35
|
30
|
36
|
30
|
35
|
30
|
49
|
51
|
51
|
58
|
37
|
51
|
55
|
55
|
45
|
45
|
30
|
41
|
49
|
40
|
57
|
66
|
69
|
65
|
64
|
|
2025/09
|
44
|
61
|
58
|
65
|
55
|
89
|
75
|
64
|
56
|
54
|
49
|
42
|
70
|
74
|
129
|
76
|
33
|
25
|
37
|
37
|
46
|
54
|
35
|
51
|
45
|
45
|
46
|
45
|
48
|
50
|
|
|
2025/08
|
52
|
41
|
42
|
24
|
36
|
44
|
40
|
23
|
37
|
48
|
42
|
34
|
45
|
41
|
39
|
45
|
35
|
31
|
32
|
120
|
23
|
29
|
28
|
39
|
35
|
22
|
28
|
26
|
32
|
41
|
43
|
|
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