Air Quality
Excellent
No health implications.
13
PM2.5
24
PM10
71
O3
0.5
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
7 Apr
50
Excellent
Tue
8 Apr
54
Good
Wed
9 Apr
41
Excellent
Thu
10 Apr
40
Excellent
Fri
11 Apr
40
Excellent
Sat
12 Apr
40
Excellent
Sun
13 Apr
39
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