Air Quality
Excellent
No health implications.
8
PM2.5
23
PM10
60
O3
0.3
CO
5
SO2
13
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Mar
63
Good
Sun
15 Mar
60
Good
Mon
16 Mar
77
Good
Tue
17 Mar
63
Good
Wed
18 Mar
63
Good
Thu
19 Mar
59
Good
Fri
20 Mar
21
Excellent
Huachi Air quality rank
Air quality in the last 12 months (Huachi)
|
2026/02
|
81
|
42
|
62
|
69
|
59
|
62
|
45
|
46
|
78
|
125
|
95
|
74
|
58
|
73
|
50
|
45
|
93
|
50
|
55
|
66
|
257
|
389
|
138
|
73
|
88
|
86
|
68
|
44
|
|||
|
2026/01
|
59
|
61
|
63
|
48
|
33
|
31
|
45
|
48
|
64
|
60
|
54
|
59
|
66
|
164
|
72
|
58
|
69
|
70
|
40
|
40
|
51
|
63
|
85
|
70
|
291
|
147
|
119
|
115
|
95
|
84
|
98
|
|
2025/12
|
69
|
47
|
42
|
51
|
64
|
52
|
44
|
55
|
66
|
75
|
70
|
79
|
95
|
66
|
72
|
62
|
56
|
58
|
58
|
53
|
53
|
68
|
96
|
69
|
48
|
58
|
55
|
50
|
46
|
60
|
42
|
|
2025/11
|
51
|
48
|
58
|
47
|
63
|
61
|
42
|
65
|
94
|
74
|
59
|
51
|
51
|
59
|
57
|
58
|
26
|
31
|
42
|
56
|
55
|
56
|
64
|
105
|
58
|
208
|
105
|
65
|
67
|
75
|
|
|
2025/10
|
38
|
23
|
29
|
32
|
33
|
23
|
24
|
16
|
15
|
12
|
17
|
25
|
28
|
26
|
20
|
25
|
34
|
39
|
38
|
27
|
23
|
20
|
39
|
32
|
37
|
38
|
45
|
46
|
44
|
44
|
48
|
|
2025/09
|
23
|
44
|
47
|
16
|
58
|
40
|
48
|
51
|
35
|
26
|
22
|
24
|
33
|
42
|
52
|
41
|
22
|
14
|
15
|
19
|
17
|
13
|
22
|
32
|
30
|
36
|
40
|
48
|
43
|
49
|
|
|
2025/08
|
32
|
34
|
33
|
30
|
38
|
44
|
32
|
24
|
22
|
28
|
41
|
36
|
34
|
34
|
29
|
17
|
17
|
21
|
25
|
53
|
39
|
40
|
12
|
20
|
24
|
28
|
18
|
19
|
16
|
18
|
22
|
|
2025/07
|
24
|
19
|
26
|
32
|
23
|
29
|
21
|
27
|
19
|
27
|
30
|
36
|
37
|
35
|
47
|
35
|
29
|
34
|
46
|
23
|
24
|
28
|
23
|
18
|
19
|
17
|
20
|
27
|
29
|
25
|
37
|
|
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
|
|
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