Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Nov
Sat
15 Nov
Sun
16 Nov
Mon
17 Nov
Tue
18 Nov
Wed
19 Nov
Thu
20 Nov
Gannan Prefecture Air quality rank
Real-time AQI (Monitoring Station in Gannan Prefecture)
监测站
2713
PM2.5
23
PM10
85
O3
0.3
CO
4
SO2
6
NO2
甘肃民族师范学院
243
PM2.5
24
PM10
74
O3
0.3
CO
4
SO2
5
NO2
Air quality in the last 12 months (Gannan Prefecture)
|
2025/10
|
25
|
34
|
39
|
25
|
16
|
21
|
18
|
19
|
20
|
19
|
18
|
20
|
33
|
31
|
32
|
40
|
30
|
42
|
32
|
35
|
27
|
24
|
23
|
23
|
31
|
32
|
40
|
47
|
51
|
46
|
57
|
|
2025/09
|
36
|
28
|
26
|
27
|
31
|
55
|
56
|
45
|
37
|
33
|
39
|
42
|
55
|
47
|
25
|
31
|
21
|
20
|
27
|
27
|
25
|
28
|
34
|
40
|
39
|
23
|
18
|
17
|
21
|
23
|
|
|
2025/08
|
34
|
30
|
32
|
14
|
20
|
23
|
22
|
18
|
20
|
25
|
34
|
30
|
30
|
42
|
37
|
42
|
37
|
33
|
19
|
27
|
16
|
17
|
20
|
35
|
29
|
19
|
12
|
14
|
25
|
39
|
41
|
|
2025/07
|
43
|
34
|
30
|
25
|
29
|
23
|
33
|
39
|
40
|
41
|
36
|
30
|
39
|
43
|
35
|
48
|
50
|
26
|
59
|
22
|
24
|
30
|
36
|
24
|
23
|
30
|
45
|
39
|
27
|
32
|
38
|
|
2025/06
|
22
|
27
|
24
|
33
|
51
|
46
|
38
|
44
|
22
|
37
|
46
|
41
|
44
|
30
|
48
|
50
|
53
|
34
|
32
|
43
|
40
|
21
|
35
|
21
|
25
|
36
|
33
|
39
|
42
|
29
|
|
|
2025/05
|
46
|
84
|
148
|
73
|
47
|
55
|
80
|
77
|
50
|
41
|
40
|
50
|
53
|
32
|
24
|
51
|
42
|
53
|
53
|
45
|
47
|
61
|
59
|
46
|
35
|
47
|
35
|
43
|
42
|
73
|
57
|
|
2025/04
|
76
|
80
|
75
|
87
|
83
|
62
|
48
|
90
|
83
|
76
|
68
|
55
|
56
|
61
|
61
|
73
|
61
|
121
|
88
|
71
|
81
|
61
|
46
|
48
|
44
|
27
|
35
|
54
|
50
|
59
|
|
|
2025/03
|
55
|
49
|
50
|
44
|
42
|
50
|
83
|
59
|
52
|
53
|
86
|
102
|
44
|
37
|
44
|
37
|
39
|
49
|
59
|
57
|
47
|
50
|
60
|
49
|
45
|
135
|
163
|
60
|
69
|
83
|
81
|
|
2025/02
|
37
|
39
|
32
|
34
|
51
|
50
|
53
|
50
|
49
|
52
|
65
|
69
|
56
|
58
|
48
|
46
|
39
|
40
|
52
|
47
|
48
|
34
|
43
|
43
|
47
|
46
|
47
|
40
|
|||
|
2025/01
|
56
|
58
|
48
|
56
|
40
|
57
|
55
|
63
|
63
|
64
|
44
|
48
|
45
|
53
|
65
|
43
|
50
|
49
|
46
|
47
|
49
|
59
|
60
|
61
|
59
|
55
|
27
|
32
|
89
|
42
|
35
|
|
2024/12
|
41
|
44
|
47
|
45
|
40
|
43
|
40
|
40
|
37
|
37
|
38
|
36
|
33
|
29
|
32
|
29
|
26
|
31
|
53
|
54
|
61
|
69
|
65
|
75
|
66
|
54
|
63
|
58
|
52
|
41
|
51
|
|
2024/11
|
25
|
26
|
28
|
28
|
29
|
30
|
29
|
34
|
29
|
24
|
32
|
22
|
33
|
27
|
28
|
17
|
20
|
32
|
26
|
19
|
24
|
20
|
26
|
29
|
36
|
37
|
40
|
41
|
33
|
39
|
|
|
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