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
16 Jul
Thu
17 Jul
Fri
18 Jul
Sat
19 Jul
Sun
20 Jul
Mon
21 Jul
Tue
22 Jul
Real-time AQI (Monitoring Station in Gannan Prefecture)
监测站
4632
PM2.5
40
PM10
91
O3
0.2
CO
6
SO2
5
NO2
甘肃民族师范学院
5228
PM2.5
53 *
PM10
87
O3
0.4
CO
10
SO2
6
NO2
Air quality in the last 12 months (Gannan Prefecture)
|
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
|
|
|
2024/10
|
20
|
33
|
35
|
35
|
34
|
29
|
28
|
31
|
27
|
19
|
26
|
26
|
28
|
27
|
29
|
19
|
21
|
26
|
21
|
25
|
32
|
32
|
31
|
35
|
30
|
22
|
30
|
30
|
28
|
21
|
16
|
|
2024/09
|
31
|
26
|
28
|
18
|
16
|
19
|
20
|
32
|
16
|
18
|
21
|
23
|
13
|
15
|
19
|
16
|
23
|
21
|
23
|
17
|
18
|
27
|
35
|
36
|
38
|
39
|
43
|
41
|
22
|
18
|
|
|
2024/08
|
32
|
32
|
26
|
28
|
35
|
32
|
23
|
18
|
27
|
38
|
31
|
32
|
32
|
23
|
27
|
31
|
30
|
28
|
33
|
38
|
31
|
33
|
28
|
25
|
32
|
15
|
26
|
30
|
36
|
36
|
45
|
|
2024/07
|
19
|
27
|
26
|
29
|
26
|
42
|
23
|
17
|
27
|
26
|
45
|
37
|
26
|
18
|
26
|
27
|
23
|
32
|
24
|
37
|
109
|
49
|
32
|
61
|
55
|
45
|
23
|
27
|
24
|
28
|
33
|
|
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