Air Quality
Excellent
No health implications.
8
PM2.5
21
PM10
55
O3
0.6
CO
9
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Feb
55
Good
Wed
5 Feb
45
Excellent
Thu
6 Feb
43
Excellent
Fri
7 Feb
43
Excellent
Sat
8 Feb
55
Good
Sun
9 Feb
54
Good
Mon
10 Feb
18
Excellent
Air quality in the last 12 months (Qionghai)
|
2024/12
|
34
|
30
|
29
|
27
|
32
|
32
|
47
|
38
|
32
|
26
|
28
|
39
|
30
|
33
|
51
|
42
|
36
|
44
|
44
|
47
|
47
|
46
|
47
|
50
|
44
|
33
|
46
|
57
|
55
|
42
|
51
|
|
2024/11
|
47
|
42
|
28
|
28
|
40
|
46
|
46
|
47
|
50
|
39
|
40
|
42
|
49
|
49
|
36
|
38
|
23
|
27
|
27
|
13
|
15
|
25
|
27
|
23
|
25
|
27
|
30
|
35
|
39
|
42
|
|
|
2024/10
|
28
|
31
|
41
|
46
|
39
|
39
|
29
|
51
|
60
|
48
|
34
|
31
|
24
|
17
|
14
|
11
|
12
|
16
|
19
|
24
|
30
|
38
|
30
|
36
|
40
|
40
|
26
|
28
|
16
|
27
|
37
|
|
2024/09
|
12
|
16
|
18
|
27
|
28
|
19
|
19
|
28
|
20
|
10
|
12
|
18
|
23
|
18
|
24
|
25
|
20
|
20
|
15
|
10
|
15
|
11
|
16
|
15
|
22
|
25
|
22
|
20
|
18
|
18
|
|
|
2024/08
|
22
|
21
|
18
|
22
|
22
|
24
|
23
|
21
|
21
|
24
|
24
|
22
|
20
|
19
|
23
|
20
|
16
|
19
|
21
|
18
|
22
|
21
|
19
|
21
|
18
|
21
|
20
|
23
|
26
|
20
|
14
|
|
2024/07
|
19
|
21
|
17
|
13
|
11
|
12
|
10
|
13
|
14
|
16
|
16
|
14
|
13
|
13
|
15
|
14
|
9
|
12
|
15
|
15
|
13
|
10
|
13
|
18
|
17
|
16
|
22
|
23
|
18
|
15
|
21
|
|
2024/06
|
16
|
21
|
16
|
21
|
22
|
21
|
18
|
19
|
22
|
17
|
22
|
21
|
23
|
23
|
25
|
28
|
23
|
21
|
21
|
20
|
16
|
10
|
9
|
12
|
20
|
14
|
12
|
16
|
15
|
20
|
|
|
2024/05
|
29
|
24
|
20
|
22
|
29
|
28
|
24
|
21
|
27
|
29
|
27
|
27
|
23
|
21
|
23
|
28
|
28
|
14
|
17
|
17
|
18
|
13
|
15
|
19
|
19
|
21
|
25
|
23
|
25
|
19
|
15
|
|
2024/04
|
30
|
29
|
30
|
30
|
31
|
36
|
33
|
37
|
31
|
26
|
33
|
32
|
36
|
35
|
34
|
29
|
25
|
30
|
32
|
34
|
31
|
28
|
31
|
31
|
23
|
37
|
43
|
36
|
29
|
31
|
|
|
2024/03
|
10
|
12
|
17
|
23
|
38
|
45
|
28
|
18
|
32
|
38
|
25
|
21
|
23
|
37
|
47
|
35
|
26
|
27
|
25
|
31
|
43
|
43
|
32
|
29
|
34
|
33
|
35
|
32
|
30
|
24
|
30
|
|
2024/02
|
22
|
21
|
20
|
18
|
18
|
21
|
27
|
13
|
14
|
34
|
39
|
46
|
39
|
31
|
32
|
32
|
29
|
23
|
26
|
34
|
27
|
29
|
32
|
31
|
23
|
29
|
26
|
26
|
27
|
||
|
2024/01
|
43
|
39
|
40
|
40
|
35
|
34
|
32
|
37
|
34
|
37
|
34
|
40
|
36
|
30
|
29
|
37
|
33
|
29
|
26
|
25
|
32
|
27
|
16
|
22
|
31
|
42
|
42
|
23
|
27
|
27
|
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