Air Quality
Excellent
No health implications.
10
PM2.5
18
PM10
87
O3
0.3
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
6 Jun
39
Excellent
Sat
7 Jun
35
Excellent
Sun
8 Jun
37
Excellent
Mon
9 Jun
34
Excellent
Tue
10 Jun
34
Excellent
Wed
11 Jun
36
Excellent
Thu
12 Jun
36
Excellent
Air quality in the last 12 months (Eryuan)
|
2025/04
|
79
|
64
|
59
|
58
|
54
|
45
|
45
|
54
|
54
|
43
|
40
|
39
|
23
|
28
|
36
|
23
|
27
|
30
|
25
|
23
|
21
|
23
|
38
|
42
|
47
|
51
|
49
|
50
|
36
|
39
|
|
|
2025/03
|
41
|
37
|
27
|
34
|
41
|
49
|
51
|
58
|
50
|
43
|
46
|
57
|
64
|
43
|
32
|
37
|
32
|
45
|
23
|
40
|
54
|
37
|
36
|
26
|
28
|
23
|
32
|
55
|
95
|
77
|
65
|
|
2025/02
|
41
|
43
|
50
|
43
|
37
|
44
|
45
|
33
|
35
|
32
|
31
|
30
|
39
|
45
|
28
|
37
|
34
|
42
|
36
|
27
|
30
|
33
|
37
|
36
|
34
|
23
|
20
|
32
|
|||
|
2025/01
|
26
|
32
|
38
|
35
|
32
|
30
|
26
|
27
|
24
|
26
|
30
|
29
|
31
|
34
|
33
|
42
|
33
|
25
|
27
|
28
|
45
|
43
|
34
|
25
|
28
|
36
|
31
|
40
|
54
|
39
|
35
|
|
2024/12
|
25
|
23
|
23
|
22
|
23
|
21
|
25
|
23
|
21
|
27
|
32
|
35
|
26
|
24
|
20
|
21
|
38
|
28
|
21
|
17
|
23
|
20
|
22
|
26
|
24
|
32
|
38
|
37
|
24
|
23
|
25
|
|
2024/11
|
30
|
36
|
27
|
29
|
24
|
30
|
17
|
16
|
20
|
24
|
24
|
19
|
24
|
25
|
29
|
30
|
33
|
28
|
25
|
26
|
21
|
24
|
23
|
21
|
22
|
25
|
25
|
25
|
25
|
25
|
|
|
2024/10
|
18
|
16
|
18
|
18
|
15
|
17
|
17
|
18
|
19
|
22
|
21
|
28
|
24
|
25
|
25
|
20
|
19
|
27
|
32
|
25
|
31
|
32
|
29
|
18
|
19
|
29
|
30
|
43
|
33
|
27
|
29
|
|
2024/09
|
19
|
20
|
19
|
18
|
17
|
21
|
30
|
30
|
22
|
17
|
21
|
21
|
23
|
25
|
24
|
25
|
22
|
24
|
29
|
30
|
32
|
28
|
27
|
29
|
28
|
22
|
22
|
21
|
17
|
20
|
|
|
2024/08
|
20
|
27
|
20
|
15
|
15
|
18
|
18
|
18
|
27
|
15
|
18
|
27
|
25
|
36
|
36
|
25
|
28
|
21
|
15
|
18
|
22
|
26
|
29
|
27
|
22
|
23
|
24
|
29
|
26
|
32
|
19
|
|
2024/07
|
11
|
16
|
14
|
14
|
14
|
17
|
17
|
16
|
16
|
14
|
15
|
13
|
19
|
18
|
16
|
19
|
27
|
22
|
23
|
28
|
14
|
17
|
16
|
18
|
20
|
19
|
22
|
28
|
24
|
20
|
24
|
|
2024/06
|
41
|
35
|
34
|
36
|
28
|
24
|
23
|
24
|
22
|
25
|
34
|
28
|
16
|
18
|
15
|
24
|
27
|
27
|
29
|
35
|
37
|
36
|
24
|
16
|
16
|
23
|
18
|
14
|
13
|
13
|
|
|
2024/05
|
38
|
35
|
31
|
53
|
50
|
31
|
34
|
35
|
26
|
28
|
33
|
30
|
31
|
30
|
29
|
32
|
31
|
38
|
36
|
20
|
25
|
29
|
23
|
26
|
20
|
15
|
13
|
13
|
19
|
37
|
32
|
|
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