Air Quality
Excellent
No health implications.
23
PM2.5
40
PM10
154
O3
0.3
CO
6
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 May
81
Good
Thu
15 May
90
Good
Fri
16 May
92
Good
Sat
17 May
50
Excellent
Sun
18 May
55
Good
Mon
19 May
19
Excellent
Tue
20 May
15
Excellent
Air quality in the last 12 months (Chuanying)
|
2025/02
|
116
|
143
|
76
|
45
|
64
|
61
|
47
|
33
|
38
|
56
|
64
|
65
|
63
|
56
|
71
|
41
|
27
|
34
|
35
|
37
|
42
|
43
|
46
|
31
|
81
|
63
|
79
|
108
|
|||
|
2025/01
|
35
|
32
|
29
|
59
|
105
|
103
|
67
|
68
|
62
|
64
|
99
|
106
|
67
|
53
|
32
|
46
|
38
|
54
|
72
|
150
|
102
|
132
|
103
|
104
|
147
|
75
|
44
|
84
|
87
|
43
|
72
|
|
2024/12
|
42
|
15
|
18
|
25
|
26
|
43
|
41
|
43
|
54
|
52
|
43
|
47
|
75
|
37
|
23
|
38
|
41
|
51
|
51
|
79
|
87
|
35
|
48
|
31
|
53
|
32
|
30
|
31
|
36
|
54
|
42
|
|
2024/11
|
83
|
89
|
74
|
40
|
21
|
38
|
45
|
62
|
60
|
45
|
106
|
50
|
42
|
35
|
36
|
32
|
50
|
47
|
35
|
56
|
53
|
50
|
78
|
46
|
50
|
52
|
24
|
60
|
29
|
40
|
|
|
2024/10
|
16
|
19
|
23
|
25
|
40
|
48
|
45
|
36
|
34
|
24
|
24
|
55
|
41
|
31
|
19
|
25
|
51
|
55
|
23
|
22
|
20
|
46
|
58
|
63
|
71
|
184
|
70
|
41
|
48
|
96
|
65
|
|
2024/09
|
16
|
15
|
17
|
26
|
17
|
15
|
20
|
22
|
30
|
16
|
19
|
20
|
22
|
23
|
23
|
25
|
29
|
29
|
27
|
23
|
21
|
35
|
25
|
24
|
31
|
33
|
34
|
30
|
29
|
16
|
|
|
2024/08
|
19
|
20
|
23
|
20
|
14
|
18
|
32
|
35
|
23
|
25
|
20
|
27
|
20
|
34
|
42
|
40
|
40
|
38
|
23
|
22
|
13
|
16
|
18
|
34
|
27
|
16
|
23
|
20
|
21
|
25
|
19
|
|
2024/07
|
66
|
50
|
16
|
28
|
29
|
21
|
40
|
69
|
67
|
66
|
76
|
100
|
89
|
68
|
65
|
44
|
20
|
21
|
31
|
29
|
23
|
22
|
13
|
25
|
18
|
9
|
11
|
9
|
13
|
21
|
18
|
|
2024/06
|
26
|
33
|
26
|
37
|
41
|
33
|
34
|
20
|
20
|
22
|
29
|
35
|
31
|
18
|
15
|
19
|
21
|
27
|
39
|
33
|
38
|
58
|
40
|
11
|
13
|
27
|
38
|
46
|
31
|
49
|
|
|
2024/05
|
29
|
53
|
62
|
54
|
43
|
43
|
42
|
33
|
43
|
50
|
72
|
40
|
34
|
45
|
27
|
27
|
32
|
49
|
29
|
40
|
21
|
47
|
32
|
25
|
26
|
16
|
12
|
22
|
29
|
26
|
19
|
|
2024/04
|
69
|
78
|
72
|
55
|
73
|
77
|
64
|
52
|
64
|
66
|
64
|
66
|
55
|
71
|
152
|
115
|
70
|
92
|
164
|
181
|
125
|
81
|
132
|
72
|
54
|
108
|
74
|
54
|
57
|
35
|
|
|
2024/03
|
45
|
43
|
33
|
32
|
44
|
48
|
37
|
32
|
39
|
58
|
97
|
44
|
46
|
44
|
55
|
65
|
26
|
37
|
36
|
37
|
32
|
31
|
40
|
24
|
26
|
45
|
50
|
318
|
121
|
60
|
46
|
|
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