Air Quality
Excellent
No health implications.
17
PM2.5
33
PM10
10
O3
0.4
CO
5
SO2
25
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
24 May
56
Good
Sun
25 May
81
Good
Mon
26 May
83
Good
Tue
27 May
86
Good
Wed
28 May
59
Good
Thu
29 May
25
Excellent
Fri
30 May
35
Excellent
Air quality in the last 12 months (Boluo)
|
2025/04
|
19
|
29
|
46
|
52
|
24
|
48
|
58
|
60
|
52
|
45
|
38
|
40
|
209
|
155
|
103
|
91
|
66
|
57
|
32
|
34
|
28
|
32
|
37
|
24
|
18
|
22
|
33
|
32
|
35
|
50
|
|
|
2025/03
|
31
|
33
|
35
|
24
|
11
|
10
|
17
|
27
|
35
|
45
|
43
|
32
|
31
|
31
|
22
|
11
|
49
|
38
|
43
|
43
|
50
|
52
|
59
|
63
|
62
|
47
|
34
|
41
|
9
|
7
|
7
|
|
2025/02
|
31
|
35
|
8
|
23
|
34
|
38
|
20
|
52
|
36
|
41
|
34
|
29
|
44
|
44
|
49
|
55
|
38
|
46
|
38
|
44
|
25
|
31
|
12
|
24
|
40
|
39
|
49
|
34
|
|||
|
2025/01
|
64
|
55
|
52
|
55
|
59
|
70
|
67
|
62
|
59
|
38
|
40
|
32
|
49
|
57
|
53
|
62
|
48
|
56
|
54
|
56
|
57
|
49
|
46
|
33
|
27
|
17
|
22
|
42
|
71
|
53
|
38
|
|
2024/12
|
59
|
59
|
53
|
54
|
55
|
64
|
47
|
31
|
41
|
42
|
51
|
21
|
32
|
61
|
39
|
43
|
52
|
43
|
55
|
60
|
47
|
56
|
63
|
62
|
57
|
53
|
62
|
65
|
72
|
77
|
62
|
|
2024/11
|
23
|
24
|
42
|
44
|
41
|
51
|
40
|
35
|
41
|
45
|
45
|
44
|
40
|
19
|
18
|
13
|
24
|
22
|
13
|
12
|
19
|
24
|
30
|
36
|
23
|
13
|
29
|
30
|
33
|
45
|
|
|
2024/10
|
25
|
24
|
35
|
30
|
34
|
36
|
35
|
48
|
36
|
29
|
37
|
48
|
43
|
37
|
40
|
32
|
31
|
34
|
41
|
36
|
29
|
29
|
22
|
33
|
40
|
41
|
34
|
13
|
21
|
36
|
32
|
|
2024/09
|
23
|
35
|
27
|
25
|
18
|
10
|
14
|
15
|
13
|
22
|
38
|
45
|
32
|
28
|
17
|
20
|
19
|
15
|
29
|
28
|
14
|
18
|
13
|
15
|
25
|
43
|
41
|
27
|
30
|
34
|
|
|
2024/08
|
28
|
31
|
33
|
42
|
52
|
39
|
40
|
48
|
35
|
28
|
31
|
28
|
21
|
29
|
29
|
25
|
16
|
21
|
19
|
24
|
12
|
24
|
28
|
33
|
30
|
44
|
46
|
46
|
30
|
25
|
17
|
|
2024/07
|
22
|
21
|
16
|
19
|
23
|
15
|
17
|
24
|
21
|
17
|
16
|
17
|
16
|
20
|
17
|
14
|
15
|
19
|
21
|
19
|
17
|
17
|
25
|
34
|
46
|
23
|
17
|
8
|
13
|
14
|
15
|
|
2024/06
|
10
|
20
|
19
|
20
|
26
|
13
|
16
|
15
|
15
|
14
|
21
|
25
|
26
|
24
|
21
|
22
|
22
|
19
|
23
|
17
|
21
|
30
|
14
|
13
|
16
|
21
|
19
|
17
|
17
|
19
|
|
|
2024/05
|
16
|
23
|
30
|
25
|
21
|
43
|
25
|
33
|
38
|
40
|
35
|
31
|
29
|
33
|
43
|
47
|
49
|
39
|
35
|
14
|
10
|
17
|
21
|
14
|
16
|
21
|
23
|
16
|
22
|
27
|
17
|
|
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