Air Quality
Excellent
No health implications.
17
PM2.5
30
PM10
43
O3
0.4
CO
5
SO2
8
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
26 Apr
32
Excellent
Sat
27 Apr
34
Excellent
Sun
28 Apr
34
Excellent
Mon
29 Apr
35
Excellent
Tue
30 Apr
33
Excellent
Wed
1 May
33
Excellent
Air quality in the last 12 months (Qionghai)
|
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
|
|
2023/12
|
43
|
40
|
42
|
45
|
56
|
38
|
27
|
36
|
33
|
24
|
21
|
25
|
27
|
23
|
24
|
22
|
17
|
23
|
25
|
24
|
29
|
31
|
40
|
41
|
43
|
44
|
44
|
39
|
27
|
31
|
55
|
|
2023/11
|
29
|
24
|
23
|
23
|
20
|
18
|
35
|
17
|
19
|
21
|
16
|
18
|
30
|
32
|
32
|
30
|
36
|
54
|
57
|
55
|
44
|
28
|
32
|
46
|
44
|
42
|
53
|
63
|
33
|
44
|
|
|
2023/10
|
21
|
26
|
23
|
29
|
30
|
33
|
35
|
35
|
26
|
19
|
18
|
28
|
32
|
36
|
46
|
40
|
36
|
22
|
20
|
16
|
20
|
27
|
32
|
27
|
21
|
18
|
14
|
14
|
24
|
33
|
40
|
|
2023/09
|
36
|
32
|
24
|
26
|
31
|
24
|
21
|
17
|
15
|
17
|
17
|
17
|
19
|
19
|
20
|
13
|
12
|
16
|
17
|
17
|
17
|
18
|
14
|
15
|
11
|
12
|
14
|
19
|
19
|
19
|
|
|
2023/08
|
20
|
17
|
12
|
18
|
26
|
32
|
33
|
25
|
23
|
30
|
27
|
22
|
24
|
26
|
25
|
29
|
28
|
28
|
24
|
18
|
16
|
18
|
20
|
19
|
22
|
24
|
25
|
22
|
21
|
22
|
30
|
|
2023/07
|
19
|
15
|
15
|
17
|
18
|
22
|
13
|
14
|
14
|
17
|
15
|
16
|
16
|
21
|
24
|
20
|
21
|
24
|
17
|
24
|
15
|
14
|
16
|
16
|
16
|
21
|
25
|
31
|
30
|
22
|
17
|
|
2023/06
|
33
|
25
|
25
|
23
|
18
|
17
|
17
|
22
|
26
|
23
|
22
|
31
|
26
|
25
|
26
|
21
|
23
|
20
|
19
|
19
|
21
|
20
|
21
|
22
|
25
|
18
|
15
|
17
|
18
|
18
|
|
|
2023/05
|
28
|
26
|
23
|
25
|
23
|
28
|
33
|
23
|
14
|
19
|
13
|
16
|
12
|
13
|
23
|
22
|
33
|
46
|
44
|
32
|
35
|
35
|
46
|
32
|
27
|
22
|
17
|
25
|
26
|
35
|
33
|
|
2023/04
|
26
|
26
|
23
|
27
|
28
|
30
|
32
|
20
|
36
|
32
|
34
|
30
|
37
|
36
|
32
|
43
|
35
|
32
|
36
|
49
|
50
|
38
|
29
|
20
|
29
|
26
|
23
|
21
|
24
|
23
|
|
|
2023/03
|
30
|
46
|
52
|
52
|
52
|
41
|
36
|
29
|
31
|
34
|
36
|
32
|
57
|
50
|
32
|
23
|
29
|
27
|
21
|
22
|
31
|
38
|
33
|
28
|
24
|
23
|
19
|
19
|
28
|
28
|
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