Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
30
PM2.5
52
*
PM10
32
O3
0.7
CO
10
SO2
33
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
25 Feb
48
Excellent
Wed
26 Feb
61
Good
Thu
27 Feb
78
Good
Fri
28 Feb
79
Good
Sat
1 Mar
87
Good
Sun
2 Mar
48
Excellent
Mon
3 Mar
25
Excellent
Air quality in the last 12 months (Huailai)
|
2025/01
|
46
|
25
|
27
|
38
|
38
|
12
|
11
|
19
|
18
|
22
|
44
|
28
|
32
|
19
|
25
|
43
|
54
|
56
|
37
|
50
|
39
|
37
|
71
|
87
|
114
|
105
|
13
|
19
|
83
|
49
|
71
|
|
2024/12
|
38
|
14
|
25
|
27
|
16
|
16
|
13
|
25
|
39
|
43
|
42
|
51
|
24
|
23
|
33
|
35
|
20
|
22
|
36
|
34
|
19
|
31
|
43
|
58
|
56
|
23
|
17
|
42
|
70
|
69
|
46
|
|
2024/11
|
67
|
79
|
48
|
14
|
28
|
36
|
73
|
130
|
167
|
121
|
72
|
60
|
93
|
64
|
48
|
47
|
29
|
41
|
65
|
58
|
26
|
25
|
53
|
92
|
34
|
13
|
14
|
16
|
22
|
32
|
|
|
2024/10
|
7
|
17
|
27
|
48
|
69
|
73
|
17
|
25
|
44
|
18
|
39
|
65
|
99
|
61
|
34
|
49
|
59
|
23
|
9
|
23
|
43
|
17
|
33
|
41
|
104
|
154
|
16
|
32
|
46
|
51
|
133
|
|
2024/09
|
21
|
11
|
21
|
41
|
10
|
18
|
15
|
25
|
38
|
12
|
17
|
16
|
22
|
13
|
19
|
31
|
21
|
37
|
47
|
22
|
7
|
11
|
26
|
45
|
25
|
35
|
54
|
54
|
52
|
8
|
|
|
2024/08
|
16
|
29
|
28
|
20
|
16
|
28
|
43
|
36
|
33
|
38
|
10
|
12
|
11
|
20
|
33
|
36
|
28
|
20
|
17
|
14
|
12
|
19
|
24
|
25
|
23
|
9
|
16
|
20
|
29
|
38
|
49
|
|
2024/07
|
18
|
29
|
31
|
42
|
48
|
28
|
32
|
35
|
57
|
61
|
61
|
42
|
33
|
52
|
57
|
27
|
14
|
22
|
33
|
26
|
51
|
35
|
53
|
42
|
13
|
20
|
37
|
29
|
26
|
22
|
14
|
|
2024/06
|
26
|
34
|
39
|
50
|
54
|
51
|
23
|
29
|
27
|
24
|
28
|
38
|
41
|
23
|
22
|
33
|
47
|
53
|
50
|
60
|
39
|
272
|
133
|
20
|
23
|
54
|
63
|
54
|
57
|
33
|
|
|
2024/05
|
34
|
50
|
54
|
62
|
71
|
43
|
46
|
48
|
70
|
148
|
102
|
34
|
39
|
50
|
27
|
57
|
61
|
74
|
72
|
34
|
54
|
65
|
84
|
43
|
17
|
26
|
29
|
43
|
59
|
39
|
12
|
|
2024/04
|
77
|
85
|
64
|
66
|
60
|
51
|
43
|
70
|
57
|
52
|
62
|
112
|
78
|
68
|
105
|
46
|
61
|
64
|
71
|
41
|
54
|
82
|
25
|
45
|
99
|
94
|
102
|
31
|
18
|
25
|
|
|
2024/03
|
27
|
84
|
48
|
56
|
68
|
29
|
30
|
26
|
47
|
80
|
49
|
31
|
45
|
50
|
87
|
102
|
36
|
154
|
69
|
40
|
75
|
56
|
64
|
70
|
50
|
89
|
189
|
221
|
111
|
38
|
63
|
|
2024/02
|
34
|
64
|
65
|
70
|
83
|
48
|
32
|
39
|
57
|
79
|
53
|
70
|
97
|
54
|
32
|
60
|
84
|
73
|
35
|
22
|
23
|
22
|
28
|
47
|
51
|
60
|
84
|
58
|
25
|
||
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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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