Air Quality
Excellent
No health implications.
11
PM2.5
20
PM10
83
O3
0.5
CO
7
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Jan
32
Excellent
Fri
9 Jan
32
Excellent
Sat
10 Jan
33
Excellent
Sun
11 Jan
36
Excellent
Mon
12 Jan
32
Excellent
Tue
13 Jan
36
Excellent
Wed
14 Jan
34
Excellent
Eryuan Air quality rank
Air quality in the last 12 months (Eryuan)
|
2025/11
|
19
|
15
|
12
|
14
|
13
|
14
|
16
|
17
|
19
|
17
|
17
|
21
|
22
|
28
|
26
|
27
|
25
|
27
|
24
|
22
|
22
|
25
|
21
|
23
|
31
|
33
|
30
|
32
|
30
|
30
|
|
|
2025/10
|
14
|
13
|
12
|
14
|
14
|
16
|
18
|
12
|
13
|
16
|
15
|
14
|
15
|
17
|
17
|
20
|
13
|
11
|
12
|
11
|
14
|
21
|
23
|
21
|
15
|
14
|
17
|
19
|
18
|
19
|
22
|
|
2025/09
|
22
|
17
|
19
|
19
|
23
|
22
|
20
|
19
|
21
|
22
|
19
|
18
|
17
|
17
|
19
|
16
|
17
|
19
|
15
|
14
|
16
|
16
|
17
|
17
|
25
|
22
|
14
|
14
|
16
|
12
|
|
|
2025/08
|
20
|
19
|
16
|
19
|
18
|
22
|
20
|
17
|
17
|
18
|
16
|
20
|
18
|
24
|
27
|
26
|
20
|
18
|
25
|
19
|
15
|
15
|
16
|
16
|
16
|
24
|
23
|
17
|
19
|
22
|
23
|
|
2025/07
|
18
|
20
|
16
|
19
|
15
|
14
|
15
|
17
|
18
|
21
|
21
|
24
|
23
|
28
|
20
|
23
|
26
|
25
|
24
|
28
|
21
|
23
|
21
|
21
|
17
|
17
|
18
|
21
|
23
|
26
|
19
|
|
2025/06
|
12
|
16
|
12
|
35
|
33
|
26
|
21
|
23
|
24
|
21
|
28
|
28
|
33
|
27
|
17
|
17
|
14
|
13
|
12
|
15
|
16
|
13
|
14
|
15
|
16
|
11
|
17
|
17
|
16
|
17
|
|
|
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
|
|
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