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
3 Feb
Wed
4 Feb
Thu
5 Feb
Fri
6 Feb
Sat
7 Feb
Sun
8 Feb
Mon
9 Feb
Lanzhou Air quality rank
Real-time AQI (Monitoring Station in Lanzhou)
百合公园
9470 *
PM2.5
107
PM10
24
O3
1.3
CO
10
SO2
37
NO2
和平
8047
PM2.5
109 *
PM10
46
O3
1.0
CO
9
SO2
26
NO2
庄浪东路808号
8561
PM2.5
120 *
PM10
26
O3
1.0
CO
12
SO2
55
NO2
安宁西路88号
9057
PM2.5
130 *
PM10
16
O3
0.8
CO
9
SO2
56
NO2
北滨河东路1号
8764
PM2.5
123
PM10
1
O3
1.1
CO
10
SO2
77
NO2
Air quality in the last 12 months (Lanzhou)
|
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
|
|
|
2025/03
|
86
|
56
|
62
|
74
|
52
|
57
|
69
|
75
|
84
|
74
|
255
|
98
|
107
|
61
|
49
|
59
|
50
|
44
|
52
|
63
|
64
|
66
|
71
|
119
|
179
|
439
|
78
|
92
|
67
|
91
|
81
|
|
2025/02
|
59
|
59
|
43
|
46
|
48
|
49
|
58
|
63
|
64
|
62
|
86
|
94
|
86
|
59
|
57
|
83
|
76
|
69
|
71
|
65
|
68
|
69
|
52
|
62
|
63
|
64
|
66
|
68
|
|||
|
2025/01
|
70
|
67
|
77
|
77
|
110
|
107
|
58
|
61
|
69
|
69
|
64
|
71
|
75
|
67
|
67
|
87
|
80
|
66
|
82
|
81
|
76
|
85
|
110
|
94
|
79
|
90
|
83
|
120
|
171
|
112
|
67
|
|
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