Air Quality
Excellent
No health implications.
7
PM2.5
7
PM10
48
O3
0.4
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Oct
59
Good
Sat
18 Oct
58
Good
Sun
19 Oct
60
Good
Mon
20 Oct
58
Good
Tue
21 Oct
61
Good
Wed
22 Oct
18
Excellent
Thu
23 Oct
23
Excellent
Real-time AQI (Monitoring Station in Linxia Prefecture)
新华街21号
157
PM2.5
7
PM10
48
O3
0.4
CO
6
SO2
10
NO2
Air quality in the last 12 months (Linxia Prefecture)
|
2025/08
|
61
|
45
|
41
|
13
|
24
|
36
|
40
|
19
|
36
|
46
|
44
|
28
|
50
|
40
|
48
|
48
|
52
|
47
|
32
|
83
|
11
|
30
|
27
|
45
|
53
|
18
|
16
|
17
|
29
|
39
|
45
|
|
2025/07
|
55
|
46
|
45
|
26
|
29
|
23
|
39
|
38
|
46
|
44
|
44
|
30
|
37
|
38
|
46
|
50
|
54
|
42
|
51
|
25
|
35
|
34
|
44
|
40
|
26
|
32
|
40
|
43
|
35
|
32
|
73
|
|
2025/06
|
38
|
44
|
37
|
35
|
54
|
57
|
54
|
57
|
30
|
44
|
45
|
58
|
57
|
32
|
54
|
54
|
61
|
60
|
45
|
51
|
41
|
16
|
34
|
19
|
32
|
38
|
30
|
39
|
38
|
25
|
|
|
2025/05
|
45
|
98
|
129
|
85
|
63
|
100
|
92
|
58
|
46
|
40
|
40
|
51
|
61
|
33
|
35
|
46
|
97
|
48
|
52
|
45
|
48
|
53
|
49
|
39
|
31
|
45
|
38
|
33
|
43
|
87
|
65
|
|
2025/04
|
97
|
95
|
83
|
114
|
87
|
68
|
63
|
89
|
99
|
72
|
90
|
334
|
73
|
61
|
60
|
114
|
70
|
148
|
108
|
105
|
83
|
70
|
50
|
51
|
49
|
38
|
49
|
44
|
46
|
63
|
|
|
2025/03
|
66
|
53
|
51
|
54
|
49
|
51
|
72
|
65
|
65
|
64
|
160
|
105
|
78
|
49
|
50
|
52
|
48
|
48
|
55
|
59
|
55
|
59
|
57
|
51
|
74
|
381
|
112
|
71
|
70
|
88
|
81
|
|
2025/02
|
76
|
60
|
55
|
64
|
49
|
63
|
55
|
70
|
79
|
78
|
85
|
96
|
94
|
95
|
65
|
73
|
76
|
72
|
68
|
63
|
55
|
58
|
52
|
53
|
53
|
52
|
57
|
58
|
|||
|
2025/01
|
64
|
88
|
93
|
81
|
77
|
78
|
72
|
79
|
98
|
65
|
78
|
82
|
79
|
85
|
89
|
93
|
98
|
89
|
93
|
87
|
87
|
94
|
97
|
95
|
65
|
71
|
88
|
91
|
103
|
80
|
57
|
|
2024/12
|
51
|
60
|
58
|
50
|
63
|
68
|
55
|
48
|
53
|
49
|
55
|
44
|
46
|
59
|
59
|
51
|
64
|
60
|
53
|
59
|
81
|
144
|
151
|
139
|
142
|
108
|
68
|
107
|
104
|
107
|
66
|
|
2024/11
|
52
|
46
|
54
|
50
|
51
|
55
|
54
|
52
|
64
|
61
|
50
|
54
|
56
|
61
|
55
|
36
|
47
|
40
|
49
|
46
|
55
|
45
|
50
|
33
|
27
|
45
|
53
|
51
|
58
|
57
|
|
|
2024/10
|
28
|
39
|
40
|
37
|
51
|
42
|
49
|
47
|
38
|
39
|
42
|
40
|
42
|
43
|
50
|
38
|
37
|
43
|
47
|
38
|
41
|
35
|
48
|
50
|
54
|
40
|
43
|
48
|
58
|
53
|
39
|
|
2024/09
|
36
|
53
|
28
|
24
|
27
|
25
|
30
|
47
|
25
|
30
|
34
|
34
|
23
|
40
|
39
|
29
|
34
|
37
|
45
|
22
|
36
|
45
|
30
|
44
|
44
|
37
|
44
|
55
|
25
|
23
|
|
|
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
Air quality source: CNEMC
*: primary pollution