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
27 Jul
Sun
28 Jul
Mon
29 Jul
Tue
30 Jul
Wed
31 Jul
Thu
1 Aug
Fri
2 Aug
Real-time AQI (Monitoring Station in Lanzhou)
兰炼宾馆
5630
PM2.5
61 *
PM10
80
O3
0.4
CO
9
SO2
33
NO2
生物制品所
5424
PM2.5
58 *
PM10
54
O3
0.6
CO
8
SO2
32
NO2
教育港
5225
PM2.5
54 *
PM10
55
O3
0.4
CO
5
SO2
30
NO2
百合公园
4921
PM2.5
49
PM10
27
O3
0.5
CO
5
SO2
50
NO2
和平
5410
PM2.5
58 *
PM10
66
O3
0.4
CO
8
SO2
32
NO2
新区管委会
5723
PM2.5
63 *
PM10
109
O3
0.6
CO
78
SO2
11
NO2
舟曲中学
5627
PM2.5
61 *
PM10
115
O3
0.6
CO
80
SO2
14
NO2
Air quality in the last 12 months (Lanzhou)
|
2024/06
|
50
|
38
|
40
|
38
|
46
|
27
|
34
|
35
|
39
|
42
|
40
|
47
|
43
|
40
|
49
|
29
|
33
|
48
|
63
|
36
|
35
|
48
|
43
|
53
|
51
|
39
|
35
|
28
|
38
|
34
|
|
|
2024/05
|
46
|
30
|
32
|
50
|
62
|
70
|
61
|
47
|
47
|
70
|
51
|
53
|
51
|
55
|
109
|
77
|
75
|
67
|
83
|
79
|
56
|
51
|
62
|
175
|
65
|
56
|
48
|
39
|
28
|
33
|
59
|
|
2024/04
|
78
|
89
|
68
|
60
|
56
|
56
|
54
|
60
|
50
|
48
|
56
|
59
|
67
|
451
|
144
|
97
|
68
|
46
|
51
|
42
|
41
|
64
|
155
|
61
|
50
|
74
|
79
|
384
|
45
|
47
|
|
|
2024/03
|
75
|
78
|
73
|
63
|
70
|
69
|
200
|
105
|
85
|
76
|
70
|
76
|
69
|
73
|
214
|
161
|
91
|
89
|
90
|
71
|
77
|
77
|
95
|
38
|
54
|
47
|
44
|
54
|
99
|
200
|
90
|
|
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
|
|
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