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
9 Jan
Sat
10 Jan
Sun
11 Jan
Mon
12 Jan
Tue
13 Jan
Wed
14 Jan
Thu
15 Jan
Real-time AQI (Monitoring Station in Gannan Prefecture)
监测站
4027
PM2.5
40
PM10
19
O3
0.8
CO
8
SO2
43
NO2
甘肃民族师范学院
5418
PM2.5
57 *
PM10
21
O3
0.7
CO
9
SO2
45
NO2
Air quality in the last 12 months (Gannan Prefecture)
|
2025/11
|
49
|
35
|
40
|
39
|
37
|
23
|
45
|
64
|
51
|
32
|
40
|
36
|
27
|
46
|
46
|
51
|
61
|
48
|
44
|
56
|
51
|
55
|
49
|
88
|
64
|
68
|
53
|
64
|
60
|
60
|
|
|
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
|
|
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