Air Quality
Excellent
No health implications.
5
PM2.5
21
PM10
63
O3
0.4
CO
5
SO2
4
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Apr
38
Excellent
Mon
28 Apr
41
Excellent
Tue
29 Apr
45
Excellent
Wed
30 Apr
39
Excellent
Thu
1 May
40
Excellent
Fri
2 May
39
Excellent
Sat
3 May
19
Excellent
Air quality in the last 12 months (Qionghai)
|
2025/02
|
26
|
17
|
25
|
22
|
27
|
33
|
39
|
29
|
50
|
39
|
28
|
17
|
27
|
22
|
14
|
18
|
25
|
45
|
41
|
33
|
32
|
23
|
21
|
25
|
25
|
34
|
32
|
23
|
|||
|
2025/01
|
55
|
43
|
55
|
46
|
55
|
71
|
42
|
45
|
53
|
59
|
43
|
43
|
39
|
27
|
39
|
57
|
57
|
46
|
47
|
57
|
38
|
48
|
40
|
35
|
24
|
26
|
27
|
32
|
50
|
42
|
37
|
|
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
|
|
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