Air Quality
Excellent
No health implications.
5
PM2.5
16
PM10
70
O3
0.6
CO
9
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Aug
34
Excellent
Wed
27 Aug
32
Excellent
Thu
28 Aug
30
Excellent
Fri
29 Aug
39
Excellent
Sat
30 Aug
39
Excellent
Sun
31 Aug
31
Excellent
Mon
1 Sep
32
Excellent
Gucheng Air quality rank
Air quality in the last 12 months (Gucheng)
|
2025/06
|
11
|
19
|
12
|
24
|
23
|
15
|
17
|
21
|
20
|
17
|
24
|
23
|
34
|
23
|
18
|
18
|
12
|
11
|
12
|
14
|
15
|
10
|
15
|
16
|
12
|
14
|
16
|
19
|
16
|
17
|
|
|
2025/05
|
21
|
20
|
21
|
13
|
15
|
16
|
17
|
18
|
26
|
29
|
21
|
29
|
22
|
21
|
22
|
24
|
27
|
26
|
24
|
17
|
14
|
21
|
24
|
12
|
13
|
23
|
15
|
15
|
12
|
15
|
14
|
|
2025/04
|
61
|
55
|
52
|
41
|
41
|
39
|
43
|
41
|
36
|
38
|
28
|
30
|
22
|
31
|
34
|
18
|
25
|
25
|
21
|
20
|
18
|
18
|
24
|
26
|
41
|
34
|
39
|
43
|
31
|
34
|
|
|
2025/03
|
28
|
19
|
19
|
28
|
31
|
41
|
47
|
55
|
39
|
40
|
37
|
40
|
47
|
29
|
16
|
31
|
18
|
25
|
18
|
32
|
46
|
26
|
21
|
22
|
23
|
20
|
21
|
36
|
80
|
69
|
61
|
|
2025/02
|
24
|
27
|
45
|
43
|
28
|
27
|
30
|
25
|
22
|
22
|
23
|
25
|
29
|
29
|
21
|
30
|
24
|
32
|
16
|
19
|
21
|
22
|
31
|
28
|
28
|
18
|
16
|
23
|
|||
|
2025/01
|
29
|
33
|
45
|
41
|
41
|
30
|
22
|
27
|
29
|
25
|
31
|
29
|
21
|
23
|
40
|
57
|
34
|
18
|
21
|
33
|
57
|
36
|
22
|
16
|
17
|
23
|
28
|
50
|
56
|
22
|
19
|
|
2024/12
|
19
|
16
|
18
|
21
|
20
|
23
|
22
|
22
|
18
|
22
|
25
|
33
|
24
|
20
|
18
|
22
|
22
|
35
|
24
|
20
|
26
|
20
|
26
|
31
|
25
|
34
|
32
|
45
|
22
|
24
|
24
|
|
2024/11
|
30
|
35
|
27
|
28
|
18
|
24
|
14
|
11
|
16
|
23
|
20
|
18
|
21
|
23
|
26
|
32
|
36
|
25
|
20
|
21
|
16
|
22
|
17
|
16
|
20
|
22
|
21
|
24
|
21
|
19
|
|
|
2024/10
|
15
|
13
|
19
|
22
|
17
|
17
|
17
|
17
|
16
|
18
|
15
|
13
|
15
|
21
|
20
|
14
|
15
|
20
|
26
|
20
|
27
|
26
|
20
|
14
|
15
|
22
|
21
|
41
|
33
|
20
|
20
|
|
2024/09
|
16
|
18
|
21
|
17
|
14
|
20
|
25
|
24
|
20
|
14
|
16
|
16
|
23
|
28
|
22
|
22
|
19
|
18
|
23
|
24
|
27
|
24
|
25
|
30
|
28
|
20
|
20
|
12
|
14
|
19
|
|
|
2024/08
|
16
|
26
|
19
|
12
|
15
|
24
|
22
|
17
|
14
|
13
|
15
|
23
|
16
|
30
|
35
|
22
|
24
|
16
|
15
|
20
|
24
|
27
|
31
|
31
|
26
|
24
|
25
|
23
|
29
|
30
|
16
|
|
2024/07
|
14
|
21
|
17
|
16
|
15
|
17
|
16
|
15
|
13
|
14
|
20
|
13
|
22
|
20
|
20
|
18
|
17
|
20
|
19
|
20
|
16
|
21
|
13
|
16
|
14
|
19
|
24
|
24
|
20
|
14
|
15
|
|
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