Air Quality
Excellent
No health implications.
6
PM2.5
18
PM10
26
O3
0.3
CO
7
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Jul
54
Good
Mon
14 Jul
59
Good
Tue
15 Jul
54
Good
Wed
16 Jul
53
Good
Thu
17 Jul
50
Excellent
Fri
18 Jul
20
Excellent
Sat
19 Jul
23
Excellent
Air quality in the last 12 months (Gannan Prefecture)
|
2025/06
|
28
|
30
|
20
|
21
|
24
|
18
|
18
|
24
|
14
|
23
|
22
|
33
|
27
|
30
|
31
|
25
|
21
|
31
|
21
|
19
|
18
|
30
|
41
|
41
|
44
|
29
|
42
|
34
|
32
|
29
|
|
|
2025/05
|
30
|
21
|
23
|
20
|
21
|
27
|
35
|
50
|
48
|
40
|
60
|
75
|
65
|
47
|
68
|
75
|
27
|
35
|
31
|
36
|
31
|
28
|
35
|
40
|
43
|
48
|
45
|
61
|
62
|
64
|
38
|
|
2025/04
|
62
|
53
|
58
|
88
|
79
|
43
|
61
|
43
|
66
|
117
|
61
|
13
|
15
|
26
|
24
|
40
|
43
|
24
|
28
|
74
|
100
|
22
|
32
|
21
|
23
|
34
|
51
|
31
|
97
|
27
|
|
|
2025/03
|
24
|
32
|
37
|
52
|
89
|
54
|
52
|
44
|
83
|
100
|
54
|
26
|
22
|
21
|
27
|
25
|
36
|
32
|
58
|
24
|
28
|
28
|
114
|
24
|
31
|
43
|
14
|
21
|
24
|
30
|
51
|
|
2025/02
|
55
|
118
|
56
|
23
|
38
|
43
|
17
|
18
|
24
|
40
|
71
|
59
|
41
|
37
|
28
|
30
|
23
|
22
|
25
|
30
|
35
|
34
|
29
|
41
|
38
|
26
|
42
|
27
|
|||
|
2025/01
|
75
|
36
|
38
|
115
|
91
|
56
|
28
|
33
|
28
|
35
|
62
|
150
|
214
|
82
|
37
|
38
|
91
|
155
|
173
|
115
|
78
|
78
|
209
|
203
|
234
|
179
|
28
|
46
|
66
|
28
|
28
|
|
2024/12
|
35
|
18
|
26
|
22
|
21
|
23
|
25
|
29
|
58
|
40
|
24
|
36
|
48
|
32
|
24
|
26
|
30
|
36
|
38
|
51
|
34
|
28
|
29
|
43
|
36
|
27
|
29
|
33
|
49
|
95
|
73
|
|
2024/11
|
49
|
68
|
41
|
26
|
31
|
63
|
65
|
149
|
175
|
106
|
113
|
44
|
103
|
212
|
117
|
43
|
28
|
24
|
39
|
36
|
24
|
35
|
61
|
172
|
168
|
32
|
24
|
36
|
21
|
27
|
|
|
2024/10
|
24
|
25
|
36
|
33
|
36
|
48
|
62
|
32
|
48
|
23
|
25
|
24
|
45
|
49
|
22
|
38
|
31
|
37
|
24
|
46
|
31
|
38
|
39
|
48
|
46
|
73
|
42
|
40
|
52
|
43
|
46
|
|
2024/09
|
16
|
19
|
25
|
22
|
20
|
28
|
33
|
31
|
36
|
26
|
23
|
30
|
20
|
29
|
26
|
26
|
22
|
25
|
20
|
23
|
26
|
27
|
27
|
29
|
31
|
37
|
32
|
26
|
36
|
20
|
|
|
2024/08
|
19
|
21
|
18
|
14
|
20
|
22
|
27
|
26
|
33
|
28
|
12
|
17
|
21
|
25
|
30
|
31
|
28
|
20
|
15
|
21
|
15
|
23
|
31
|
25
|
32
|
16
|
16
|
19
|
20
|
20
|
15
|
|
2024/07
|
38
|
49
|
57
|
66
|
67
|
57
|
59
|
68
|
73
|
75
|
92
|
97
|
92
|
68
|
56
|
45
|
17
|
41
|
36
|
31
|
16
|
21
|
18
|
18
|
21
|
19
|
11
|
16
|
20
|
24
|
24
|
|
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