Air Quality
Excellent
No health implications.
19
PM2.5
46
PM10
41
O3
0.9
CO
6
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 May
75
Good
Fri
2 May
84
Good
Sat
3 May
83
Good
Sun
4 May
56
Good
Mon
5 May
55
Good
Tue
6 May
68
Good
Wed
7 May
43
Excellent
Air quality in the last 12 months (Suichuan)
|
2025/02
|
22
|
14
|
24
|
38
|
39
|
42
|
40
|
61
|
31
|
37
|
46
|
48
|
58
|
64
|
56
|
34
|
40
|
38
|
36
|
16
|
20
|
16
|
20
|
34
|
48
|
55
|
40
|
35
|
|||
|
2025/01
|
92
|
72
|
80
|
93
|
107
|
95
|
70
|
67
|
58
|
40
|
38
|
50
|
54
|
51
|
65
|
55
|
48
|
50
|
54
|
55
|
57
|
56
|
57
|
74
|
50
|
16
|
41
|
51
|
71
|
56
|
44
|
|
2024/12
|
45
|
51
|
52
|
74
|
73
|
47
|
46
|
62
|
74
|
71
|
44
|
46
|
74
|
63
|
49
|
45
|
49
|
57
|
69
|
67
|
72
|
85
|
83
|
78
|
88
|
88
|
99
|
94
|
68
|
71
|
77
|
|
2024/11
|
35
|
47
|
46
|
52
|
62
|
49
|
43
|
42
|
45
|
53
|
42
|
46
|
50
|
49
|
30
|
28
|
34
|
21
|
30
|
39
|
44
|
40
|
43
|
55
|
52
|
27
|
36
|
33
|
36
|
44
|
|
|
2024/10
|
41
|
38
|
38
|
33
|
35
|
44
|
56
|
44
|
37
|
40
|
49
|
53
|
62
|
76
|
81
|
36
|
38
|
41
|
25
|
25
|
32
|
37
|
35
|
36
|
49
|
51
|
27
|
21
|
45
|
53
|
40
|
|
2024/09
|
38
|
41
|
39
|
34
|
34
|
23
|
20
|
21
|
18
|
28
|
34
|
37
|
38
|
42
|
30
|
30
|
35
|
40
|
37
|
23
|
28
|
35
|
35
|
37
|
31
|
29
|
40
|
38
|
31
|
32
|
|
|
2024/08
|
17
|
22
|
31
|
38
|
30
|
31
|
26
|
32
|
33
|
36
|
33
|
23
|
19
|
22
|
27
|
27
|
18
|
21
|
19
|
26
|
24
|
20
|
25
|
29
|
29
|
26
|
34
|
28
|
25
|
34
|
42
|
|
2024/07
|
19
|
17
|
19
|
15
|
16
|
17
|
15
|
17
|
22
|
24
|
22
|
21
|
19
|
18
|
20
|
16
|
13
|
13
|
17
|
16
|
17
|
21
|
24
|
33
|
34
|
24
|
15
|
12
|
15
|
17
|
14
|
|
2024/06
|
14
|
15
|
26
|
16
|
15
|
24
|
28
|
32
|
27
|
21
|
20
|
19
|
20
|
18
|
14
|
13
|
15
|
25
|
22
|
21
|
21
|
26
|
25
|
18
|
17
|
22
|
24
|
20
|
16
|
18
|
|
|
2024/05
|
16
|
28
|
31
|
28
|
19
|
26
|
43
|
46
|
47
|
51
|
33
|
33
|
68
|
50
|
49
|
53
|
51
|
49
|
33
|
20
|
18
|
20
|
21
|
22
|
18
|
22
|
19
|
27
|
33
|
34
|
16
|
|
2024/04
|
34
|
50
|
34
|
21
|
19
|
20
|
28
|
28
|
37
|
36
|
42
|
51
|
50
|
53
|
53
|
50
|
28
|
34
|
22
|
23
|
21
|
24
|
29
|
40
|
29
|
27
|
33
|
29
|
31
|
22
|
|
|
2024/03
|
44
|
44
|
39
|
39
|
35
|
48
|
51
|
52
|
47
|
51
|
37
|
45
|
56
|
42
|
34
|
37
|
46
|
22
|
35
|
62
|
65
|
49
|
42
|
41
|
36
|
25
|
43
|
29
|
37
|
42
|
30
|
|
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