Air Quality
Excellent
No health implications.
29
PM2.5
32
PM10
36
O3
0.7
CO
4
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 Mar
52
Good
Thu
5 Mar
51
Good
Fri
6 Mar
50
Excellent
Sat
7 Mar
53
Good
Sun
8 Mar
55
Good
Mon
9 Mar
54
Good
Tue
10 Mar
20
Excellent
Air quality in the last 12 months (Chuanshan)
|
2026/01
|
22
|
25
|
32
|
37
|
50
|
50
|
64
|
81
|
94
|
103
|
148
|
139
|
110
|
115
|
156
|
134
|
157
|
149
|
41
|
23
|
35
|
44
|
50
|
53
|
78
|
86
|
73
|
85
|
70
|
22
|
48
|
|
2025/12
|
98
|
107
|
55
|
53
|
59
|
59
|
73
|
75
|
86
|
85
|
80
|
72
|
56
|
69
|
71
|
78
|
92
|
117
|
113
|
78
|
30
|
25
|
44
|
44
|
47
|
53
|
62
|
76
|
80
|
115
|
68
|
|
2025/11
|
23
|
33
|
45
|
34
|
40
|
41
|
16
|
25
|
14
|
11
|
35
|
39
|
52
|
41
|
29
|
29
|
18
|
33
|
50
|
61
|
64
|
72
|
72
|
70
|
70
|
68
|
76
|
78
|
80
|
99
|
|
|
2025/10
|
11
|
13
|
17
|
14
|
12
|
12
|
26
|
43
|
47
|
53
|
24
|
16
|
18
|
27
|
24
|
24
|
18
|
18
|
13
|
13
|
12
|
14
|
20
|
17
|
18
|
26
|
27
|
35
|
32
|
29
|
34
|
|
2025/09
|
37
|
35
|
20
|
24
|
20
|
26
|
19
|
22
|
21
|
25
|
20
|
12
|
22
|
32
|
48
|
58
|
13
|
11
|
12
|
18
|
12
|
14
|
13
|
23
|
31
|
25
|
25
|
14
|
15
|
13
|
|
|
2025/08
|
33
|
36
|
35
|
39
|
46
|
57
|
20
|
28
|
21
|
14
|
15
|
23
|
36
|
41
|
39
|
25
|
34
|
30
|
34
|
34
|
39
|
17
|
19
|
20
|
18
|
25
|
36
|
28
|
13
|
15
|
23
|
|
2025/07
|
12
|
18
|
16
|
22
|
14
|
22
|
14
|
13
|
14
|
17
|
20
|
21
|
32
|
36
|
36
|
38
|
41
|
33
|
26
|
21
|
17
|
15
|
10
|
14
|
15
|
19
|
25
|
35
|
38
|
36
|
27
|
|
2025/06
|
21
|
21
|
38
|
50
|
48
|
39
|
30
|
22
|
23
|
35
|
43
|
47
|
45
|
43
|
36
|
40
|
39
|
14
|
20
|
34
|
15
|
13
|
15
|
24
|
12
|
21
|
30
|
32
|
31
|
10
|
|
|
2025/05
|
54
|
66
|
68
|
42
|
40
|
57
|
54
|
30
|
103
|
71
|
61
|
91
|
49
|
79
|
122
|
116
|
86
|
104
|
91
|
82
|
85
|
67
|
68
|
62
|
50
|
45
|
36
|
19
|
27
|
32
|
22
|
|
2025/04
|
45
|
63
|
64
|
56
|
56
|
53
|
61
|
70
|
73
|
74
|
40
|
339
|
218
|
143
|
107
|
94
|
77
|
71
|
104
|
50
|
57
|
62
|
65
|
37
|
47
|
33
|
33
|
49
|
32
|
28
|
|
|
2025/03
|
75
|
53
|
20
|
19
|
19
|
17
|
27
|
41
|
56
|
64
|
51
|
56
|
43
|
36
|
34
|
36
|
28
|
36
|
52
|
55
|
59
|
100
|
91
|
71
|
69
|
67
|
211
|
74
|
16
|
17
|
21
|
|
2025/02
|
47
|
41
|
38
|
48
|
47
|
22
|
28
|
28
|
50
|
57
|
63
|
58
|
54
|
31
|
53
|
59
|
64
|
51
|
56
|
57
|
35
|
43
|
33
|
42
|
48
|
68
|
68
|
69
|
|||
|
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