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
30 Mar
Mon
31 Mar
Tue
1 Apr
Wed
2 Apr
Thu
3 Apr
Fri
4 Apr
Sat
5 Apr
Real-time AQI (Monitoring Station in Lanzhou)
铁路设计院
9039
PM2.5
130 *
PM10
58
O3
1.2
CO
14
SO2
36
NO2
百合公园
8744
PM2.5
124 *
PM10
69
O3
1.1
CO
15
SO2
43
NO2
和平
11758
PM2.5
184 *
PM10
65
O3
0.8
CO
14
SO2
23
NO2
新区管委会
7442
PM2.5
98 *
PM10
83
O3
0.6
CO
22
SO2
12
NO2
舟曲中学
9448
PM2.5
137 *
PM10
77
O3
0.7
CO
16
SO2
18
NO2
Air quality in the last 12 months (Lanzhou)
|
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
|
|
|
2024/08
|
48
|
31
|
36
|
37
|
43
|
38
|
33
|
40
|
74
|
36
|
39
|
44
|
41
|
31
|
44
|
34
|
32
|
36
|
41
|
40
|
43
|
48
|
41
|
42
|
33
|
57
|
36
|
36
|
36
|
34
|
57
|
|
2024/07
|
28
|
39
|
36
|
49
|
37
|
55
|
49
|
33
|
60
|
67
|
64
|
68
|
46
|
30
|
31
|
35
|
39
|
46
|
35
|
113
|
273
|
85
|
59
|
107
|
75
|
57
|
47
|
46
|
32
|
38
|
39
|
|
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
|
|
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