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
31 Oct
Sat
1 Nov
Sun
2 Nov
Mon
3 Nov
Tue
4 Nov
Wed
5 Nov
Thu
6 Nov
Lanzhou Air quality rank
Real-time AQI (Monitoring Station in Lanzhou)
百合公园
7444
PM2.5
97 *
PM10
3
O3
1.2
CO
6
SO2
84
NO2
和平
5827
PM2.5
66 *
PM10
56
O3
0.4
CO
3
SO2
24
NO2
庄浪东路808号
6440
PM2.5
77 *
PM10
16
O3
0.8
CO
8
SO2
82
NO2
安宁西路88号
6944
PM2.5
87 *
PM10
18
O3
0.7
CO
4
SO2
72
NO2
北滨河东路1号
8342
PM2.5
116 *
PM10
1
O3
1.0
CO
8
SO2
88
NO2
新区管委会
9974 *
PM2.5
121
PM10
17
O3
0.9
CO
13
SO2
42
NO2
舟曲中学
7543
PM2.5
100 *
PM10
49
O3
0.6
CO
8
SO2
63
NO2
Air quality in the last 12 months (Lanzhou)
|
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
|
|
2024/12
|
71
|
60
|
65
|
57
|
64
|
62
|
47
|
55
|
66
|
67
|
74
|
55
|
63
|
87
|
120
|
123
|
95
|
72
|
74
|
73
|
74
|
114
|
104
|
92
|
108
|
76
|
57
|
83
|
78
|
81
|
101
|
|
2024/11
|
61
|
55
|
65
|
68
|
66
|
72
|
73
|
71
|
66
|
73
|
60
|
62
|
64
|
81
|
82
|
56
|
55
|
44
|
58
|
74
|
78
|
93
|
76
|
44
|
52
|
66
|
76
|
74
|
79
|
77
|
|
|
2024/10
|
37
|
48
|
42
|
44
|
48
|
51
|
57
|
56
|
55
|
56
|
56
|
48
|
53
|
56
|
52
|
39
|
49
|
49
|
52
|
46
|
47
|
49
|
64
|
58
|
51
|
51
|
64
|
68
|
61
|
45
|
49
|
|
2024/09
|
45
|
48
|
37
|
32
|
22
|
21
|
33
|
44
|
29
|
32
|
35
|
36
|
26
|
42
|
45
|
38
|
48
|
50
|
45
|
34
|
39
|
46
|
40
|
60
|
53
|
39
|
54
|
54
|
32
|
30
|
|
|
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