Air Quality
Excellent
No health implications.
11
PM2.5
18
PM10
81
O3
0.4
CO
9
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Dec
57
Good
Fri
19 Dec
51
Good
Sat
20 Dec
56
Good
Sun
21 Dec
59
Good
Mon
22 Dec
56
Good
Tue
23 Dec
56
Good
Wed
24 Dec
20
Excellent
Air quality in the last 12 months (Qushui)
|
2025/11
|
14
|
11
|
15
|
25
|
27
|
18
|
26
|
24
|
22
|
22
|
30
|
30
|
38
|
30
|
30
|
27
|
28
|
27
|
32
|
31
|
29
|
30
|
28
|
29
|
27
|
30
|
28
|
36
|
31
|
34
|
|
|
2025/10
|
13
|
10
|
9
|
10
|
9
|
13
|
15
|
13
|
13
|
11
|
14
|
15
|
14
|
19
|
24
|
19
|
19
|
15
|
17
|
17
|
24
|
25
|
15
|
16
|
25
|
21
|
23
|
28
|
15
|
19
|
11
|
|
2025/09
|
11
|
10
|
15
|
14
|
16
|
9
|
15
|
14
|
11
|
17
|
11
|
16
|
12
|
13
|
10
|
13
|
13
|
12
|
10
|
10
|
17
|
12
|
17
|
20
|
22
|
15
|
14
|
12
|
14
|
18
|
|
|
2025/08
|
13
|
13
|
11
|
10
|
10
|
12
|
18
|
10
|
13
|
10
|
9
|
17
|
20
|
14
|
12
|
12
|
10
|
8
|
9
|
10
|
10
|
10
|
9
|
10
|
11
|
11
|
10
|
9
|
14
|
28
|
17
|
|
2025/07
|
10
|
12
|
13
|
11
|
13
|
17
|
16
|
24
|
22
|
13
|
12
|
13
|
14
|
9
|
12
|
11
|
11
|
13
|
18
|
14
|
10
|
10
|
10
|
10
|
12
|
9
|
13
|
11
|
10
|
13
|
12
|
|
2025/06
|
13
|
13
|
14
|
12
|
12
|
10
|
12
|
21
|
22
|
20
|
25
|
28
|
14
|
11
|
11
|
10
|
11
|
11
|
10
|
9
|
13
|
15
|
14
|
12
|
19
|
21
|
26
|
12
|
10
|
9
|
|
|
2025/05
|
17
|
14
|
13
|
15
|
13
|
12
|
16
|
28
|
32
|
28
|
27
|
20
|
16
|
16
|
12
|
13
|
10
|
10
|
11
|
10
|
20
|
21
|
14
|
25
|
12
|
12
|
12
|
19
|
19
|
13
|
10
|
|
2025/04
|
38
|
38
|
32
|
30
|
31
|
24
|
27
|
30
|
20
|
25
|
14
|
15
|
16
|
25
|
19
|
24
|
20
|
17
|
20
|
15
|
18
|
25
|
25
|
26
|
34
|
31
|
25
|
16
|
15
|
23
|
|
|
2025/03
|
26
|
11
|
25
|
39
|
41
|
33
|
23
|
30
|
18
|
22
|
30
|
23
|
17
|
13
|
17
|
27
|
26
|
20
|
26
|
29
|
49
|
25
|
15
|
12
|
13
|
15
|
21
|
27
|
40
|
35
|
36
|
|
2025/02
|
44
|
45
|
25
|
25
|
36
|
26
|
37
|
27
|
25
|
27
|
17
|
24
|
32
|
36
|
33
|
16
|
21
|
15
|
14
|
15
|
15
|
17
|
17
|
13
|
12
|
22
|
24
|
25
|
|||
|
2025/01
|
27
|
36
|
37
|
37
|
18
|
36
|
21
|
19
|
32
|
31
|
28
|
30
|
22
|
22
|
29
|
25
|
18
|
24
|
24
|
25
|
35
|
28
|
30
|
43
|
26
|
25
|
21
|
19
|
38
|
46
|
49
|
|
2024/12
|
32
|
41
|
29
|
39
|
31
|
39
|
59
|
58
|
87
|
48
|
34
|
36
|
45
|
21
|
22
|
35
|
46
|
29
|
31
|
40
|
20
|
23
|
39
|
27
|
29
|
22
|
29
|
29
|
17
|
18
|
20
|
|
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