Air Quality
Excellent
No health implications.
12
PM2.5
27
PM10
102
O3
0.7
CO
2
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
25 Jun
33
Excellent
Thu
26 Jun
30
Excellent
Fri
27 Jun
36
Excellent
Sat
28 Jun
36
Excellent
Sun
29 Jun
38
Excellent
Mon
30 Jun
33
Excellent
Tue
1 Jul
49
Excellent
Air quality in the last 12 months (Sanyuan)
|
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
|
|
2025/02
|
35
|
25
|
13
|
29
|
38
|
44
|
33
|
48
|
29
|
36
|
37
|
43
|
38
|
41
|
67
|
51
|
30
|
57
|
39
|
25
|
13
|
15
|
11
|
17
|
37
|
56
|
57
|
46
|
|||
|
2025/01
|
66
|
61
|
52
|
39
|
43
|
53
|
49
|
53
|
41
|
39
|
37
|
38
|
42
|
40
|
45
|
59
|
44
|
40
|
38
|
34
|
38
|
46
|
44
|
36
|
24
|
19
|
22
|
42
|
113
|
46
|
32
|
|
2024/12
|
45
|
44
|
45
|
43
|
45
|
61
|
28
|
27
|
56
|
44
|
32
|
21
|
20
|
51
|
43
|
46
|
49
|
45
|
45
|
47
|
47
|
49
|
49
|
39
|
44
|
45
|
71
|
71
|
55
|
56
|
57
|
|
2024/11
|
19
|
18
|
24
|
29
|
33
|
38
|
28
|
28
|
32
|
38
|
40
|
24
|
20
|
22
|
24
|
14
|
25
|
16
|
14
|
24
|
23
|
26
|
32
|
29
|
28
|
16
|
42
|
28
|
35
|
39
|
|
|
2024/10
|
12
|
13
|
24
|
21
|
23
|
27
|
25
|
17
|
14
|
22
|
30
|
36
|
28
|
29
|
31
|
26
|
20
|
27
|
33
|
18
|
19
|
22
|
16
|
24
|
32
|
23
|
18
|
11
|
21
|
29
|
24
|
|
2024/09
|
32
|
29
|
32
|
23
|
19
|
19
|
16
|
14
|
13
|
17
|
26
|
34
|
26
|
23
|
24
|
29
|
18
|
16
|
22
|
19
|
19
|
20
|
9
|
16
|
23
|
23
|
20
|
23
|
24
|
22
|
|
|
2024/08
|
24
|
24
|
28
|
33
|
22
|
30
|
30
|
24
|
29
|
31
|
33
|
32
|
29
|
23
|
15
|
17
|
17
|
18
|
18
|
21
|
15
|
16
|
25
|
28
|
32
|
34
|
32
|
29
|
30
|
35
|
35
|
|
2024/07
|
19
|
19
|
21
|
19
|
21
|
22
|
22
|
17
|
25
|
28
|
25
|
21
|
17
|
24
|
28
|
33
|
25
|
18
|
22
|
25
|
25
|
28
|
22
|
14
|
14
|
12
|
14
|
16
|
16
|
25
|
18
|
|
2024/06
|
20
|
12
|
13
|
23
|
28
|
18
|
22
|
28
|
20
|
23
|
23
|
31
|
22
|
21
|
25
|
19
|
19
|
31
|
28
|
19
|
23
|
26
|
27
|
22
|
22
|
27
|
26
|
26
|
20
|
18
|
|
|
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