Air Quality
Excellent
No health implications.
13
PM2.5
50
PM10
124
O3
0.5
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Aug
81
Good
Tue
12 Aug
73
Good
Wed
13 Aug
70
Good
Thu
14 Aug
71
Good
Fri
15 Aug
66
Good
Sat
16 Aug
70
Good
Sun
17 Aug
17
Excellent
Huachi Air quality rank
Air quality in the last 12 months (Huachi)
|
2025/06
|
32
|
39
|
29
|
34
|
29
|
41
|
58
|
35
|
49
|
38
|
49
|
51
|
52
|
58
|
48
|
57
|
46
|
38
|
32
|
30
|
36
|
36
|
30
|
36
|
28
|
24
|
24
|
27
|
31
|
21
|
|
|
2025/05
|
101
|
128
|
51
|
94
|
309
|
244
|
106
|
103
|
91
|
47
|
42
|
52
|
66
|
74
|
59
|
123
|
217
|
71
|
57
|
55
|
60
|
154
|
50
|
52
|
34
|
28
|
40
|
48
|
43
|
65
|
32
|
|
2025/04
|
58
|
59
|
93
|
118
|
72
|
89
|
77
|
111
|
106
|
59
|
220
|
205
|
115
|
49
|
55
|
193
|
93
|
94
|
94
|
74
|
152
|
118
|
64
|
53
|
58
|
53
|
47
|
31
|
69
|
171
|
|
|
2025/03
|
76
|
44
|
34
|
35
|
49
|
43
|
71
|
71
|
92
|
61
|
292
|
183
|
79
|
45
|
68
|
37
|
40
|
35
|
38
|
50
|
56
|
63
|
143
|
283
|
183
|
378
|
166
|
118
|
47
|
57
|
55
|
|
2025/02
|
77
|
38
|
34
|
39
|
36
|
78
|
55
|
38
|
52
|
54
|
72
|
61
|
49
|
52
|
55
|
79
|
67
|
62
|
49
|
54
|
60
|
44
|
29
|
44
|
62
|
55
|
56
|
60
|
|||
|
2025/01
|
52
|
54
|
57
|
77
|
68
|
32
|
36
|
35
|
42
|
50
|
79
|
79
|
137
|
39
|
34
|
48
|
50
|
56
|
56
|
49
|
59
|
73
|
142
|
174
|
67
|
79
|
55
|
66
|
82
|
65
|
46
|
|
2024/12
|
41
|
41
|
54
|
44
|
40
|
33
|
30
|
33
|
57
|
49
|
66
|
54
|
52
|
39
|
46
|
49
|
54
|
34
|
57
|
49
|
34
|
46
|
57
|
78
|
65
|
53
|
39
|
42
|
56
|
56
|
53
|
|
2024/11
|
34
|
29
|
42
|
40
|
52
|
59
|
67
|
61
|
70
|
61
|
64
|
47
|
40
|
31
|
64
|
49
|
37
|
32
|
35
|
47
|
54
|
45
|
71
|
46
|
48
|
59
|
64
|
50
|
31
|
33
|
|
|
2024/10
|
52
|
36
|
40
|
33
|
46
|
44
|
35
|
54
|
50
|
44
|
49
|
48
|
47
|
50
|
50
|
55
|
42
|
29
|
16
|
27
|
19
|
26
|
38
|
41
|
49
|
46
|
42
|
38
|
44
|
32
|
32
|
|
2024/09
|
42
|
31
|
30
|
38
|
26
|
30
|
24
|
33
|
46
|
36
|
34
|
32
|
25
|
24
|
34
|
29
|
32
|
33
|
35
|
32
|
24
|
31
|
43
|
53
|
37
|
49
|
63
|
60
|
32
|
46
|
|
|
2024/08
|
22
|
29
|
18
|
19
|
26
|
25
|
13
|
21
|
72
|
186
|
36
|
27
|
30
|
29
|
29
|
26
|
30
|
24
|
26
|
27
|
28
|
33
|
34
|
34
|
30
|
23
|
17
|
25
|
31
|
30
|
38
|
|
2024/07
|
28
|
30
|
26
|
22
|
59
|
41
|
26
|
33
|
32
|
31
|
27
|
43
|
43
|
42
|
31
|
15
|
20
|
23
|
19
|
26
|
128
|
42
|
24
|
113
|
63
|
39
|
39
|
33
|
22
|
24
|
33
|
|
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