Air Quality
Excellent
No health implications.
20
PM2.5
34
PM10
75
O3
1.0
CO
8
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
18 Mar
48
Excellent
Thu
19 Mar
41
Excellent
Fri
20 Mar
47
Excellent
Sat
21 Mar
40
Excellent
Sun
22 Mar
40
Excellent
Mon
23 Mar
43
Excellent
Tue
24 Mar
45
Excellent
Sanyuan Air quality rank
Air quality in the last 12 months (Sanyuan)
|
2026/02
|
17
|
24
|
35
|
47
|
42
|
39
|
15
|
24
|
31
|
42
|
37
|
33
|
43
|
37
|
36
|
37
|
32
|
21
|
27
|
32
|
42
|
43
|
36
|
52
|
33
|
17
|
16
|
15
|
|||
|
2026/01
|
29
|
20
|
28
|
36
|
35
|
33
|
51
|
38
|
41
|
39
|
37
|
44
|
48
|
42
|
54
|
55
|
61
|
54
|
52
|
38
|
18
|
41
|
55
|
57
|
39
|
42
|
55
|
37
|
36
|
28
|
27
|
|
2025/12
|
44
|
46
|
55
|
53
|
43
|
48
|
49
|
46
|
47
|
36
|
47
|
49
|
37
|
22
|
36
|
43
|
43
|
52
|
55
|
47
|
47
|
27
|
35
|
41
|
15
|
32
|
34
|
38
|
35
|
43
|
47
|
|
2025/11
|
33
|
37
|
40
|
12
|
19
|
27
|
28
|
34
|
16
|
14
|
30
|
11
|
14
|
26
|
35
|
39
|
37
|
30
|
21
|
29
|
41
|
38
|
41
|
43
|
44
|
53
|
52
|
50
|
50
|
50
|
|
|
2025/10
|
36
|
37
|
36
|
42
|
33
|
28
|
27
|
30
|
31
|
28
|
26
|
36
|
38
|
18
|
27
|
28
|
35
|
35
|
27
|
16
|
11
|
18
|
30
|
34
|
31
|
35
|
52
|
39
|
27
|
27
|
33
|
|
2025/09
|
27
|
26
|
29
|
34
|
31
|
26
|
22
|
25
|
22
|
29
|
21
|
26
|
27
|
28
|
42
|
38
|
22
|
19
|
14
|
17
|
13
|
24
|
17
|
14
|
18
|
19
|
25
|
24
|
26
|
35
|
|
|
2025/08
|
32
|
23
|
28
|
37
|
21
|
18
|
24
|
25
|
28
|
29
|
34
|
39
|
25
|
23
|
16
|
26
|
30
|
19
|
25
|
16
|
22
|
26
|
26
|
30
|
28
|
24
|
22
|
26
|
20
|
20
|
27
|
|
2025/07
|
29
|
21
|
25
|
18
|
30
|
20
|
16
|
33
|
26
|
16
|
15
|
20
|
25
|
22
|
31
|
30
|
31
|
28
|
21
|
13
|
13
|
11
|
14
|
15
|
15
|
28
|
21
|
21
|
25
|
24
|
30
|
|
2025/06
|
26
|
23
|
15
|
16
|
22
|
30
|
35
|
32
|
18
|
17
|
21
|
13
|
22
|
24
|
17
|
17
|
28
|
23
|
21
|
25
|
21
|
17
|
18
|
21
|
27
|
27
|
22
|
20
|
28
|
32
|
|
|
2025/05
|
45
|
41
|
49
|
67
|
29
|
35
|
56
|
37
|
23
|
36
|
22
|
32
|
37
|
40
|
36
|
39
|
35
|
30
|
26
|
24
|
29
|
38
|
30
|
17
|
36
|
42
|
34
|
21
|
14
|
19
|
34
|
|
2025/04
|
16
|
24
|
34
|
37
|
79
|
58
|
54
|
65
|
72
|
33
|
54
|
74
|
98
|
80
|
69
|
56
|
60
|
62
|
42
|
30
|
38
|
35
|
21
|
21
|
12
|
13
|
34
|
33
|
39
|
46
|
|
|
2025/03
|
38
|
42
|
37
|
15
|
13
|
10
|
26
|
28
|
36
|
43
|
51
|
38
|
36
|
23
|
12
|
14
|
34
|
28
|
30
|
30
|
37
|
37
|
44
|
54
|
67
|
74
|
64
|
39
|
10
|
18
|
19
|
|
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