Air Quality
Excellent
No health implications.
3
PM2.5
9
PM10
28
O3
0.2
CO
4
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
15 Jun
35
Excellent
Tue
16 Jun
39
Excellent
Wed
17 Jun
45
Excellent
Thu
18 Jun
48
Excellent
Fri
19 Jun
56
Good
Sat
20 Jun
26
Excellent
Sun
21 Jun
38
Excellent
Air quality in the last 12 months (Gulou)
|
2026/05
|
36
|
42
|
38
|
26
|
29
|
30
|
35
|
33
|
27
|
26
|
33
|
38
|
31
|
21
|
23
|
27
|
29
|
31
|
37
|
39
|
29
|
26
|
30
|
41
|
44
|
42
|
41
|
27
|
37
|
51
|
44
|
|
2026/04
|
29
|
34
|
29
|
27
|
34
|
44
|
35
|
39
|
40
|
48
|
38
|
45
|
35
|
51
|
31
|
37
|
37
|
35
|
42
|
48
|
32
|
32
|
21
|
23
|
40
|
44
|
48
|
61
|
30
|
22
|
|
|
2026/03
|
23
|
26
|
26
|
29
|
19
|
32
|
39
|
42
|
38
|
39
|
41
|
42
|
40
|
37
|
35
|
37
|
43
|
52
|
25
|
41
|
35
|
45
|
39
|
28
|
43
|
32
|
32
|
35
|
45
|
55
|
41
|
|
2026/02
|
22
|
43
|
52
|
42
|
44
|
54
|
14
|
34
|
36
|
36
|
45
|
53
|
49
|
54
|
57
|
38
|
48
|
43
|
48
|
47
|
52
|
49
|
76
|
63
|
22
|
24
|
20
|
17
|
|||
|
2026/01
|
32
|
21
|
30
|
37
|
40
|
27
|
44
|
47
|
54
|
49
|
57
|
60
|
50
|
49
|
46
|
51
|
55
|
39
|
40
|
20
|
28
|
42
|
43
|
44
|
41
|
38
|
26
|
26
|
39
|
27
|
18
|
|
2025/12
|
39
|
48
|
55
|
44
|
35
|
36
|
39
|
43
|
53
|
40
|
39
|
59
|
40
|
32
|
46
|
42
|
43
|
73
|
58
|
49
|
74
|
33
|
40
|
47
|
20
|
31
|
35
|
32
|
34
|
39
|
41
|
|
2025/11
|
25
|
43
|
51
|
13
|
15
|
26
|
37
|
39
|
28
|
35
|
31
|
11
|
13
|
30
|
46
|
43
|
34
|
21
|
25
|
33
|
35
|
43
|
46
|
45
|
48
|
84
|
61
|
85
|
76
|
57
|
|
|
2025/10
|
28
|
20
|
22
|
27
|
33
|
37
|
25
|
28
|
29
|
32
|
32
|
30
|
40
|
32
|
21
|
25
|
35
|
28
|
19
|
17
|
13
|
16
|
26
|
26
|
30
|
43
|
40
|
25
|
28
|
36
|
29
|
|
2025/09
|
32
|
26
|
27
|
35
|
29
|
16
|
21
|
21
|
21
|
31
|
23
|
36
|
42
|
32
|
23
|
15
|
16
|
15
|
15
|
19
|
17
|
22
|
17
|
23
|
19
|
18
|
20
|
23
|
28
|
35
|
|
|
2025/08
|
34
|
25
|
26
|
23
|
18
|
31
|
40
|
43
|
43
|
30
|
31
|
26
|
20
|
18
|
12
|
13
|
15
|
20
|
30
|
25
|
25
|
27
|
35
|
30
|
15
|
15
|
13
|
16
|
16
|
15
|
23
|
|
2025/07
|
16
|
18
|
25
|
23
|
21
|
16
|
19
|
27
|
23
|
17
|
14
|
22
|
29
|
22
|
32
|
36
|
43
|
18
|
16
|
14
|
10
|
14
|
17
|
16
|
21
|
17
|
14
|
21
|
20
|
25
|
32
|
|
2025/06
|
42
|
46
|
14
|
27
|
34
|
35
|
28
|
35
|
25
|
22
|
26
|
14
|
14
|
23
|
22
|
23
|
36
|
34
|
18
|
21
|
22
|
25
|
33
|
33
|
32
|
29
|
29
|
31
|
31
|
20
|
|
|
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