Air Quality
Excellent
No health implications.
7
PM2.5
32
PM10
147
O3
0.4
CO
8
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
28 Jun
87
Good
Sun
29 Jun
86
Good
Mon
30 Jun
83
Good
Tue
1 Jul
82
Good
Wed
2 Jul
77
Good
Thu
3 Jul
73
Good
Fri
4 Jul
30
Excellent
Air quality in the last 12 months (Huachi)
|
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
|
|
2024/06
|
52
|
23
|
25
|
33
|
31
|
29
|
26
|
34
|
26
|
26
|
34
|
45
|
45
|
45
|
43
|
34
|
27
|
26
|
30
|
38
|
31
|
57
|
64
|
102
|
75
|
64
|
36
|
47
|
45
|
24
|
|
|
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