Air Quality
Excellent
No health implications.
4
PM2.5
11
PM10
41
O3
0.3
CO
9
SO2
21
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Apr
45
Excellent
Fri
1 May
42
Excellent
Sat
2 May
44
Excellent
Sun
3 May
43
Excellent
Mon
4 May
45
Excellent
Tue
5 May
15
Excellent
Wed
6 May
39
Excellent
Air quality in the last 12 months (Xinlong)
|
2026/03
|
24
|
26
|
24
|
27
|
29
|
22
|
28
|
29
|
26
|
22
|
22
|
23
|
41
|
25
|
22
|
21
|
25
|
27
|
25
|
23
|
22
|
26
|
25
|
23
|
27
|
26
|
26
|
21
|
25
|
22
|
27
|
|
2026/02
|
20
|
17
|
18
|
18
|
24
|
25
|
14
|
13
|
25
|
25
|
18
|
16
|
14
|
17
|
18
|
16
|
16
|
38
|
16
|
18
|
16
|
16
|
12
|
12
|
10
|
15
|
10
|
16
|
|||
|
2026/01
|
21
|
16
|
16
|
19
|
17
|
16
|
15
|
20
|
21
|
21
|
20
|
23
|
23
|
27
|
21
|
23
|
21
|
29
|
31
|
24
|
23
|
23
|
23
|
24
|
23
|
23
|
16
|
18
|
20
|
16
|
17
|
|
2025/12
|
22
|
26
|
23
|
23
|
21
|
26
|
27
|
23
|
22
|
26
|
27
|
43
|
28
|
24
|
24
|
24
|
26
|
22
|
26
|
25
|
29
|
37
|
27
|
28
|
24
|
23
|
20
|
27
|
26
|
26
|
28
|
|
2025/11
|
10
|
10
|
12
|
14
|
18
|
15
|
34
|
28
|
16
|
16
|
16
|
14
|
13
|
16
|
22
|
20
|
23
|
21
|
20
|
19
|
18
|
23
|
23
|
26
|
24
|
20
|
24
|
24
|
25
|
24
|
|
|
2025/10
|
12
|
15
|
15
|
13
|
11
|
13
|
14
|
13
|
14
|
11
|
13
|
14
|
15
|
16
|
16
|
15
|
18
|
15
|
13
|
14
|
19
|
16
|
14
|
14
|
12
|
9
|
14
|
18
|
13
|
14
|
15
|
|
2025/09
|
12
|
13
|
10
|
10
|
10
|
10
|
10
|
12
|
20
|
10
|
13
|
15
|
25
|
22
|
18
|
12
|
14
|
13
|
14
|
11
|
10
|
14
|
15
|
20
|
22
|
19
|
20
|
15
|
12
|
11
|
|
|
2025/08
|
17
|
21
|
19
|
19
|
19
|
25
|
20
|
14
|
14
|
13
|
19
|
23
|
23
|
18
|
14
|
16
|
16
|
15
|
11
|
12
|
13
|
13
|
14
|
13
|
12
|
10
|
13
|
12
|
15
|
13
|
14
|
|
2025/07
|
20
|
14
|
13
|
13
|
11
|
14
|
13
|
18
|
18
|
21
|
20
|
13
|
15
|
15
|
17
|
22
|
25
|
24
|
15
|
15
|
13
|
15
|
15
|
14
|
19
|
14
|
19
|
16
|
20
|
13
|
14
|
|
2025/06
|
14
|
13
|
14
|
14
|
14
|
14
|
14
|
14
|
18
|
18
|
16
|
16
|
20
|
20
|
22
|
21
|
20
|
18
|
9
|
10
|
15
|
18
|
19
|
14
|
15
|
16
|
18
|
19
|
22
|
26
|
|
|
2025/05
|
21
|
16
|
11
|
18
|
17
|
9
|
12
|
34
|
33
|
27
|
24
|
25
|
23
|
40
|
9
|
14
|
14
|
14
|
13
|
13
|
18
|
31
|
28
|
16
|
18
|
18
|
10
|
13
|
12
|
11
|
10
|
|
2025/04
|
33
|
23
|
22
|
21
|
21
|
21
|
23
|
30
|
25
|
26
|
16
|
21
|
18
|
14
|
11
|
13
|
14
|
19
|
26
|
17
|
19
|
13
|
9
|
12
|
12
|
14
|
24
|
19
|
16
|
24
|
|
|
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