Air Quality
Excellent
No health implications.
11
PM2.5
18
PM10
43
O3
0.6
CO
7
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
27 Jun
36
Excellent
Sat
28 Jun
32
Excellent
Sun
29 Jun
34
Excellent
Mon
30 Jun
34
Excellent
Tue
1 Jul
35
Excellent
Wed
2 Jul
28
Excellent
Thu
3 Jul
15
Excellent
Air quality in the last 12 months (Eryuan)
|
2025/05
|
28
|
22
|
26
|
18
|
23
|
25
|
24
|
21
|
24
|
34
|
25
|
30
|
29
|
28
|
32
|
31
|
31
|
26
|
27
|
26
|
23
|
23
|
33
|
21
|
17
|
21
|
15
|
14
|
13
|
13
|
13
|
|
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
|
|
|
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