Air Quality
Excellent
No health implications.
7
PM2.5
15
PM10
83
O3
0.4
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
22 Apr
50
Excellent
Thu
23 Apr
49
Excellent
Fri
24 Apr
51
Good
Sat
25 Apr
48
Excellent
Sun
26 Apr
53
Good
Mon
27 Apr
54
Good
Tue
28 Apr
28
Excellent
Air quality in the last 12 months (Jiulong)
|
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
|
|
2025/06
|
11
|
11
|
18
|
24
|
28
|
26
|
22
|
18
|
17
|
22
|
25
|
29
|
30
|
22
|
23
|
25
|
23
|
16
|
11
|
14
|
14
|
17
|
21
|
11
|
15
|
17
|
14
|
21
|
22
|
21
|
|
|
2025/05
|
24
|
25
|
21
|
17
|
17
|
11
|
15
|
25
|
26
|
34
|
37
|
32
|
29
|
19
|
16
|
14
|
13
|
17
|
20
|
18
|
23
|
29
|
15
|
15
|
24
|
24
|
15
|
12
|
16
|
16
|
13
|
|
2025/04
|
24
|
30
|
37
|
35
|
13
|
22
|
30
|
37
|
36
|
39
|
29
|
13
|
17
|
27
|
23
|
24
|
22
|
24
|
30
|
26
|
22
|
21
|
14
|
15
|
20
|
26
|
25
|
22
|
20
|
21
|
|
|
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