Air Quality
Excellent
No health implications.
7
PM2.5
12
PM10
91
O3
0.3
CO
8
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Apr
43
Excellent
Wed
16 Apr
45
Excellent
Thu
17 Apr
46
Excellent
Fri
18 Apr
42
Excellent
Sat
19 Apr
45
Excellent
Sun
20 Apr
42
Excellent
Mon
21 Apr
25
Excellent
Air quality in the last 12 months (Xinlong)
|
2025/02
|
16
|
17
|
24
|
25
|
24
|
23
|
19
|
24
|
18
|
18
|
15
|
15
|
11
|
16
|
20
|
15
|
16
|
12
|
12
|
17
|
19
|
15
|
15
|
17
|
16
|
16
|
22
|
32
|
|||
|
2025/01
|
27
|
27
|
30
|
29
|
30
|
29
|
19
|
16
|
16
|
15
|
22
|
19
|
17
|
17
|
14
|
23
|
26
|
40
|
48
|
30
|
27
|
25
|
25
|
20
|
27
|
26
|
11
|
13
|
22
|
17
|
12
|
|
2024/12
|
32
|
26
|
27
|
25
|
25
|
26
|
24
|
25
|
23
|
22
|
28
|
29
|
21
|
24
|
29
|
28
|
30
|
29
|
31
|
29
|
22
|
19
|
29
|
24
|
25
|
29
|
27
|
27
|
26
|
18
|
18
|
|
2024/11
|
14
|
20
|
19
|
16
|
16
|
15
|
23
|
20
|
22
|
23
|
23
|
21
|
25
|
24
|
25
|
28
|
19
|
22
|
20
|
16
|
17
|
17
|
15
|
17
|
40
|
23
|
20
|
17
|
22
|
29
|
|
|
2024/10
|
14
|
15
|
12
|
12
|
13
|
12
|
12
|
13
|
12
|
10
|
9
|
11
|
15
|
18
|
14
|
11
|
17
|
14
|
12
|
24
|
28
|
24
|
21
|
19
|
13
|
15
|
17
|
19
|
19
|
15
|
16
|
|
2024/09
|
13
|
12
|
10
|
11
|
14
|
13
|
13
|
12
|
10
|
12
|
14
|
13
|
12
|
11
|
11
|
12
|
10
|
12
|
15
|
14
|
11
|
12
|
13
|
14
|
14
|
16
|
15
|
14
|
16
|
15
|
|
|
2024/08
|
20
|
18
|
18
|
18
|
16
|
20
|
21
|
20
|
22
|
20
|
20
|
20
|
15
|
21
|
20
|
16
|
13
|
15
|
15
|
16
|
15
|
15
|
19
|
23
|
22
|
23
|
21
|
22
|
21
|
19
|
16
|
|
2024/07
|
19
|
19
|
13
|
14
|
15
|
16
|
15
|
13
|
12
|
12
|
11
|
18
|
16
|
13
|
12
|
15
|
15
|
13
|
14
|
12
|
12
|
12
|
19
|
18
|
16
|
17
|
15
|
16
|
15
|
16
|
18
|
|
2024/06
|
17
|
16
|
14
|
16
|
15
|
13
|
14
|
11
|
10
|
15
|
13
|
14
|
13
|
15
|
16
|
11
|
15
|
14
|
12
|
12
|
15
|
12
|
15
|
12
|
14
|
13
|
16
|
13
|
16
|
15
|
|
|
2024/05
|
12
|
14
|
19
|
27
|
23
|
16
|
16
|
11
|
12
|
11
|
12
|
13
|
13
|
13
|
13
|
16
|
15
|
17
|
24
|
23
|
19
|
16
|
17
|
19
|
21
|
22
|
13
|
12
|
10
|
13
|
17
|
|
2024/04
|
13
|
17
|
18
|
12
|
14
|
12
|
14
|
13
|
11
|
20
|
19
|
17
|
16
|
16
|
16
|
28
|
15
|
26
|
41
|
17
|
11
|
12
|
16
|
15
|
13
|
15
|
18
|
17
|
18
|
16
|
|
|
2024/03
|
21
|
25
|
23
|
18
|
19
|
20
|
11
|
11
|
13
|
12
|
13
|
13
|
14
|
11
|
12
|
16
|
17
|
23
|
40
|
29
|
14
|
14
|
13
|
14
|
17
|
12
|
18
|
16
|
14
|
15
|
16
|
|
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