Air Quality
Excellent
No health implications.
3
PM2.5
10
PM10
61
O3
0.4
CO
4
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Mar
45
Excellent
Sun
15 Mar
49
Excellent
Mon
16 Mar
61
Good
Tue
17 Mar
56
Good
Wed
18 Mar
63
Good
Thu
19 Mar
40
Excellent
Fri
20 Mar
32
Excellent
Chenghua Air quality rank
Air quality in the last 12 months (Chenghua)
|
2026/02
|
83
|
74
|
94
|
97
|
113
|
91
|
66
|
54
|
48
|
64
|
66
|
75
|
84
|
102
|
90
|
48
|
80
|
75
|
78
|
71
|
83
|
94
|
92
|
59
|
61
|
52
|
60
|
44
|
|||
|
2026/01
|
47
|
46
|
20
|
44
|
68
|
55
|
68
|
76
|
98
|
146
|
207
|
201
|
183
|
142
|
114
|
155
|
177
|
187
|
55
|
42
|
52
|
63
|
61
|
82
|
91
|
112
|
101
|
121
|
108
|
55
|
75
|
|
2025/12
|
186
|
147
|
59
|
52
|
75
|
93
|
87
|
138
|
150
|
127
|
155
|
122
|
62
|
72
|
85
|
136
|
154
|
136
|
181
|
113
|
47
|
60
|
67
|
64
|
76
|
87
|
111
|
138
|
129
|
147
|
110
|
|
2025/11
|
40
|
49
|
58
|
47
|
73
|
53
|
37
|
53
|
68
|
28
|
43
|
63
|
53
|
68
|
59
|
68
|
48
|
41
|
46
|
68
|
86
|
124
|
123
|
119
|
84
|
114
|
125
|
133
|
164
|
171
|
|
|
2025/10
|
39
|
24
|
25
|
27
|
30
|
18
|
29
|
43
|
47
|
40
|
25
|
18
|
22
|
33
|
50
|
53
|
33
|
35
|
27
|
14
|
17
|
23
|
21
|
20
|
29
|
41
|
41
|
58
|
67
|
80
|
71
|
|
2025/09
|
39
|
45
|
46
|
55
|
48
|
45
|
63
|
46
|
42
|
37
|
24
|
23
|
35
|
32
|
53
|
28
|
28
|
15
|
19
|
34
|
23
|
16
|
17
|
30
|
39
|
46
|
33
|
18
|
25
|
37
|
|
|
2025/08
|
41
|
45
|
39
|
53
|
45
|
36
|
28
|
36
|
26
|
16
|
24
|
34
|
45
|
50
|
43
|
31
|
31
|
26
|
31
|
36
|
27
|
24
|
27
|
24
|
25
|
35
|
35
|
28
|
15
|
18
|
25
|
|
2025/07
|
20
|
34
|
20
|
31
|
20
|
27
|
23
|
26
|
35
|
28
|
22
|
28
|
36
|
37
|
54
|
55
|
47
|
48
|
29
|
33
|
27
|
36
|
21
|
20
|
22
|
18
|
24
|
35
|
38
|
37
|
41
|
|
2025/06
|
37
|
30
|
47
|
54
|
57
|
63
|
53
|
55
|
44
|
40
|
43
|
50
|
47
|
57
|
39
|
41
|
51
|
21
|
27
|
42
|
27
|
30
|
34
|
19
|
24
|
30
|
41
|
49
|
32
|
19
|
|
|
2025/05
|
46
|
61
|
67
|
57
|
33
|
33
|
34
|
38
|
194
|
87
|
63
|
64
|
49
|
77
|
61
|
60
|
76
|
116
|
62
|
65
|
79
|
63
|
64
|
54
|
50
|
59
|
38
|
30
|
43
|
42
|
31
|
|
2025/04
|
64
|
55
|
65
|
79
|
42
|
48
|
59
|
66
|
69
|
69
|
67
|
161
|
146
|
91
|
99
|
95
|
68
|
72
|
58
|
64
|
70
|
66
|
76
|
37
|
40
|
45
|
40
|
53
|
33
|
38
|
|
|
2025/03
|
89
|
84
|
48
|
32
|
38
|
30
|
41
|
40
|
58
|
70
|
75
|
86
|
62
|
56
|
34
|
44
|
43
|
43
|
58
|
61
|
62
|
71
|
67
|
52
|
60
|
82
|
144
|
81
|
59
|
46
|
41
|
|
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