Air Quality
Excellent
No health implications.
4
PM2.5
13
PM10
133
O3
0.3
CO
5
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
12 May
63
Good
Wed
13 May
61
Good
Thu
14 May
67
Good
Fri
15 May
68
Good
Sat
16 May
64
Good
Sun
17 May
68
Good
Mon
18 May
24
Excellent
Air quality in the last 12 months (Qushui)
|
2026/04
|
31
|
31
|
27
|
23
|
26
|
36
|
34
|
35
|
41
|
53
|
44
|
41
|
44
|
36
|
35
|
32
|
30
|
31
|
30
|
30
|
33
|
37
|
33
|
32
|
30
|
36
|
33
|
29
|
31
|
29
|
|
|
2026/03
|
40
|
34
|
34
|
31
|
26
|
25
|
28
|
32
|
30
|
28
|
26
|
29
|
28
|
29
|
31
|
33
|
36
|
31
|
28
|
25
|
31
|
33
|
34
|
35
|
37
|
35
|
31
|
30
|
29
|
28
|
23
|
|
2026/02
|
25
|
34
|
23
|
19
|
17
|
16
|
23
|
16
|
23
|
22
|
31
|
17
|
13
|
17
|
16
|
23
|
31
|
35
|
19
|
16
|
14
|
16
|
16
|
13
|
19
|
14
|
30
|
46
|
|||
|
2026/01
|
36
|
29
|
18
|
25
|
32
|
42
|
39
|
36
|
34
|
49
|
37
|
20
|
35
|
42
|
35
|
32
|
37
|
36
|
35
|
28
|
24
|
19
|
25
|
23
|
21
|
21
|
26
|
41
|
17
|
19
|
22
|
|
2025/12
|
34
|
37
|
35
|
31
|
33
|
35
|
34
|
37
|
29
|
31
|
32
|
29
|
36
|
38
|
37
|
34
|
35
|
38
|
56
|
41
|
45
|
50
|
40
|
42
|
35
|
44
|
36
|
34
|
32
|
27
|
31
|
|
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
|
|
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