Air Quality
Excellent
No health implications.
4
PM2.5
9
PM10
28
O3
0.6
CO
11
SO2
16
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
31 Jul
51
Good
Sat
1 Aug
51
Good
Sun
2 Aug
48
Excellent
Mon
3 Aug
47
Excellent
Tue
4 Aug
51
Good
Wed
5 Aug
45
Excellent
Thu
6 Aug
18
Excellent
Air quality in the last 12 months (Jiulong)
|
2026/06
|
23
|
22
|
20
|
23
|
20
|
22
|
28
|
26
|
22
|
26
|
21
|
20
|
19
|
21
|
19
|
18
|
17
|
18
|
22
|
20
|
17
|
19
|
16
|
17
|
15
|
17
|
17
|
17
|
21
|
25
|
|
|
2026/05
|
23
|
25
|
25
|
25
|
25
|
30
|
34
|
28
|
21
|
26
|
26
|
25
|
26
|
27
|
23
|
23
|
23
|
25
|
26
|
27
|
27
|
28
|
25
|
25
|
28
|
28
|
25
|
24
|
21
|
21
|
19
|
|
2026/04
|
20
|
23
|
23
|
24
|
27
|
27
|
24
|
29
|
31
|
32
|
31
|
30
|
31
|
32
|
29
|
26
|
27
|
26
|
29
|
27
|
24
|
25
|
24
|
26
|
28
|
27
|
30
|
28
|
23
|
20
|
|
|
2026/03
|
25
|
28
|
22
|
22
|
22
|
28
|
34
|
24
|
23
|
20
|
22
|
26
|
26
|
24
|
21
|
20
|
26
|
25
|
27
|
24
|
25
|
27
|
25
|
22
|
25
|
27
|
26
|
23
|
28
|
23
|
23
|
|
2026/02
|
25
|
23
|
26
|
28
|
17
|
24
|
23
|
14
|
22
|
19
|
26
|
25
|
26
|
16
|
21
|
30
|
40
|
27
|
19
|
22
|
22
|
25
|
27
|
23
|
21
|
28
|
26
|
20
|
|||
|
2026/01
|
35
|
24
|
23
|
23
|
29
|
20
|
23
|
26
|
48
|
42
|
31
|
37
|
35
|
35
|
31
|
36
|
35
|
48
|
47
|
47
|
46
|
32
|
36
|
40
|
34
|
46
|
51
|
47
|
34
|
23
|
23
|
|
2025/12
|
38
|
37
|
26
|
30
|
31
|
32
|
29
|
30
|
34
|
36
|
35
|
36
|
29
|
34
|
37
|
35
|
31
|
32
|
41
|
36
|
35
|
39
|
29
|
33
|
26
|
43
|
45
|
47
|
53
|
43
|
39
|
|
2025/11
|
11
|
12
|
14
|
23
|
20
|
15
|
16
|
16
|
16
|
15
|
15
|
16
|
16
|
26
|
22
|
24
|
22
|
21
|
18
|
26
|
20
|
29
|
23
|
32
|
28
|
31
|
28
|
30
|
36
|
41
|
|
|
2025/10
|
14
|
14
|
16
|
15
|
13
|
18
|
16
|
12
|
15
|
16
|
19
|
16
|
15
|
20
|
22
|
24
|
19
|
15
|
15
|
12
|
11
|
14
|
16
|
15
|
15
|
12
|
14
|
22
|
19
|
13
|
16
|
|
2025/09
|
18
|
19
|
16
|
17
|
17
|
13
|
17
|
14
|
18
|
17
|
16
|
15
|
20
|
26
|
27
|
17
|
15
|
15
|
15
|
15
|
13
|
13
|
14
|
17
|
25
|
25
|
26
|
17
|
15
|
17
|
|
|
2025/08
|
24
|
27
|
26
|
26
|
24
|
22
|
23
|
23
|
15
|
16
|
14
|
19
|
24
|
24
|
21
|
22
|
18
|
16
|
14
|
18
|
15
|
14
|
17
|
12
|
11
|
16
|
20
|
16
|
11
|
13
|
11
|
|
2025/07
|
22
|
15
|
14
|
14
|
12
|
12
|
14
|
20
|
17
|
21
|
18
|
15
|
22
|
23
|
23
|
26
|
28
|
28
|
17
|
17
|
14
|
17
|
17
|
16
|
17
|
13
|
18
|
18
|
22
|
20
|
19
|
|
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