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
4 May
Tue
5 May
Wed
6 May
Thu
7 May
Fri
8 May
Sat
9 May
Sun
10 May
Real-time AQI (Monitoring Station in Lanzhou)
铁路设计院
7538
PM2.5
85 *
PM10
12
O3
1.0
CO
4
SO2
113
NO2
和平
4610
PM2.5
46
PM10
106
O3
0.2
CO
6
SO2
6
NO2
庄浪东路808号
4718
PM2.5
47
PM10
58
O3
0.4
CO
8
SO2
59
NO2
安宁西路88号
5919
PM2.5
62 *
PM10
57
O3
0.5
CO
8
SO2
59
NO2
北滨河东路1号
6129
PM2.5
63
PM10
3
O3
1.5
CO
10
SO2
121
NO2
Air quality in the last 12 months (Lanzhou)
|
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
|
|
2025/07
|
46
|
46
|
50
|
37
|
29
|
27
|
32
|
29
|
39
|
37
|
31
|
28
|
31
|
43
|
54
|
55
|
49
|
48
|
73
|
30
|
37
|
31
|
45
|
40
|
32
|
38
|
39
|
38
|
39
|
36
|
66
|
|
2025/06
|
41
|
45
|
44
|
37
|
42
|
47
|
52
|
57
|
39
|
42
|
46
|
60
|
65
|
44
|
60
|
44
|
53
|
55
|
42
|
42
|
42
|
26
|
32
|
34
|
30
|
39
|
29
|
37
|
49
|
33
|
|
|
2025/05
|
57
|
154
|
111
|
135
|
111
|
154
|
112
|
46
|
52
|
43
|
44
|
53
|
78
|
39
|
43
|
54
|
190
|
53
|
57
|
54
|
67
|
53
|
39
|
38
|
32
|
49
|
45
|
33
|
43
|
103
|
73
|
|
2025/04
|
140
|
113
|
106
|
135
|
77
|
71
|
72
|
100
|
146
|
78
|
178
|
378
|
99
|
66
|
80
|
190
|
88
|
259
|
145
|
165
|
90
|
78
|
57
|
56
|
58
|
50
|
66
|
47
|
55
|
142
|
|
|
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