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
24 Apr
Thu
25 Apr
Fri
26 Apr
Sat
27 Apr
Sun
28 Apr
Mon
29 Apr
Real-time AQI (Monitoring Station in Lanzhou)
兰炼宾馆
5833
PM2.5
66 *
PM10
23
O3
0.4
CO
10
SO2
60
NO2
生物制品所
9438
PM2.5
137 *
PM10
2
O3
0.4
CO
10
SO2
64
NO2
铁路设计院
5025
PM2.5
50
PM10
3
O3
0.5
CO
8
SO2
72
NO2
教育港
7738
PM2.5
103 *
PM10
2
O3
0.4
CO
8
SO2
66
NO2
百合公园
5533
PM2.5
59 *
PM10
5
O3
0.5
CO
3
SO2
62
NO2
和平
4716
PM2.5
47
PM10
69
O3
0.3
CO
10
SO2
18
NO2
新区管委会
5629
PM2.5
61 *
PM10
27
O3
0.5
CO
12
SO2
24
NO2
舟曲中学
8135
PM2.5
112 *
PM10
40
O3
0.5
CO
7
SO2
42
NO2
Air quality in the last 12 months (Lanzhou)
|
2024/02
|
86
|
92
|
78
|
95
|
85
|
56
|
65
|
90
|
76
|
126
|
73
|
66
|
66
|
53
|
52
|
56
|
102
|
303
|
113
|
304
|
167
|
111
|
103
|
168
|
139
|
94
|
99
|
86
|
61
|
||
|
2024/01
|
78
|
76
|
85
|
81
|
76
|
84
|
101
|
99
|
86
|
86
|
98
|
92
|
86
|
81
|
88
|
98
|
98
|
96
|
101
|
110
|
50
|
53
|
53
|
63
|
69
|
71
|
72
|
85
|
96
|
90
|
80
|
|
2023/12
|
77
|
92
|
91
|
91
|
179
|
244
|
78
|
71
|
77
|
74
|
69
|
78
|
86
|
86
|
65
|
70
|
79
|
67
|
102
|
90
|
73
|
83
|
72
|
86
|
102
|
108
|
114
|
106
|
104
|
90
|
77
|
|
2023/11
|
70
|
84
|
62
|
59
|
57
|
68
|
65
|
70
|
81
|
77
|
64
|
64
|
96
|
106
|
79
|
63
|
82
|
91
|
91
|
75
|
80
|
132
|
92
|
106
|
91
|
91
|
79
|
69
|
47
|
64
|
|
|
2023/10
|
33
|
42
|
50
|
39
|
27
|
38
|
47
|
50
|
49
|
42
|
33
|
30
|
35
|
47
|
56
|
55
|
41
|
48
|
37
|
55
|
59
|
59
|
60
|
68
|
57
|
51
|
63
|
62
|
66
|
71
|
72
|
|
2023/09
|
56
|
76
|
63
|
57
|
43
|
46
|
70
|
41
|
58
|
55
|
37
|
45
|
48
|
52
|
58
|
47
|
62
|
48
|
42
|
42
|
37
|
34
|
77
|
38
|
33
|
33
|
36
|
45
|
41
|
40
|
|
|
2023/08
|
41
|
53
|
47
|
52
|
57
|
39
|
40
|
33
|
31
|
51
|
37
|
52
|
65
|
45
|
38
|
187
|
75
|
56
|
53
|
56
|
57
|
51
|
42
|
58
|
38
|
37
|
40
|
47
|
41
|
51
|
54
|
|
2023/07
|
64
|
79
|
40
|
48
|
52
|
56
|
60
|
60
|
61
|
55
|
56
|
44
|
28
|
40
|
52
|
60
|
56
|
50
|
46
|
48
|
48
|
56
|
57
|
50
|
63
|
60
|
42
|
47
|
49
|
35
|
38
|
|
2023/06
|
77
|
43
|
32
|
33
|
47
|
49
|
45
|
53
|
52
|
54
|
58
|
39
|
57
|
61
|
48
|
39
|
57
|
73
|
67
|
55
|
56
|
50
|
52
|
51
|
49
|
121
|
59
|
62
|
60
|
55
|
|
|
2023/05
|
63
|
70
|
69
|
103
|
61
|
58
|
39
|
31
|
33
|
58
|
60
|
61
|
58
|
75
|
76
|
81
|
53
|
62
|
90
|
271
|
98
|
50
|
54
|
101
|
62
|
52
|
55
|
58
|
76
|
115
|
63
|
|
2023/04
|
75
|
121
|
58
|
59
|
106
|
127
|
100
|
96
|
102
|
176
|
174
|
138
|
114
|
39
|
62
|
86
|
95
|
94
|
304
|
483
|
146
|
70
|
39
|
54
|
50
|
78
|
76
|
65
|
65
|
69
|
|
|
2023/03
|
65
|
65
|
60
|
71
|
70
|
68
|
79
|
80
|
77
|
179
|
84
|
94
|
76
|
112
|
115
|
122
|
112
|
110
|
72
|
107
|
500
|
432
|
125
|
86
|
93
|
78
|
72
|
69
|
66
|
54
|
58
|
|
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