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
17 Feb
Wed
18 Feb
Thu
19 Feb
Fri
20 Feb
Sat
21 Feb
Sun
22 Feb
Mon
23 Feb
Real-time AQI (Monitoring Station in Lanzhou)
百合公园
7353 *
PM2.5
90
PM10
59
O3
1.0
CO
35
SO2
24
NO2
和平
8764 *
PM2.5
113
PM10
72
O3
1.0
CO
31
SO2
13
NO2
庄浪东路808号
7655
PM2.5
102 *
PM10
69
O3
1.0
CO
44
SO2
21
NO2
安宁西路88号
7652
PM2.5
101 *
PM10
76
O3
0.9
CO
44
SO2
16
NO2
北滨河东路1号
6947
PM2.5
87 *
PM10
51
O3
1.2
CO
26
SO2
38
NO2
Air quality in the last 12 months (Lanzhou)
|
2026/01
|
93
|
82
|
84
|
73
|
52
|
75
|
86
|
79
|
68
|
68
|
79
|
89
|
75
|
104
|
85
|
101
|
101
|
81
|
59
|
60
|
65
|
73
|
96
|
142
|
500
|
470
|
222
|
161
|
122
|
107
|
106
|
|
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
|
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
|
13
|
14
|
15
|
16
|
17
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18
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19
|
20
|
21
|
22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
*: primary pollution