Air Quality
Light
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
81
*
PM2.5
99
PM10
22
O3
1.1
CO
6
SO2
37
NO2
Healthy people may experience slight irritations and sensitive individuals will be slightly affected to a larger extent.
Advise
Children, seniors and individuals with respiratory or heart diseases should reduce sustained and high-intensity outdoor exercises.
Air Quality
Today
23 Jan
105
Light
Fri
24 Jan
78
Good
Sat
25 Jan
63
Good
Sun
26 Jan
85
Good
Mon
27 Jan
81
Good
Tue
28 Jan
110
Light
Wed
29 Jan
37
Excellent
He County Air quality rank
Air quality in the last 12 months (He County)
|
2024/12
|
70
|
87
|
93
|
53
|
83
|
141
|
138
|
46
|
58
|
67
|
73
|
77
|
104
|
81
|
63
|
69
|
88
|
90
|
48
|
77
|
98
|
66
|
61
|
81
|
118
|
129
|
64
|
84
|
80
|
96
|
115
|
|
2024/11
|
29
|
56
|
69
|
72
|
43
|
42
|
40
|
38
|
48
|
38
|
51
|
54
|
52
|
61
|
77
|
53
|
31
|
32
|
28
|
39
|
48
|
87
|
34
|
40
|
42
|
37
|
63
|
57
|
46
|
63
|
|
|
2024/10
|
29
|
33
|
29
|
26
|
28
|
15
|
14
|
37
|
41
|
59
|
70
|
65
|
48
|
48
|
50
|
48
|
36
|
28
|
29
|
38
|
48
|
39
|
60
|
52
|
39
|
29
|
28
|
69
|
58
|
39
|
30
|
|
2024/09
|
53
|
53
|
32
|
39
|
37
|
44
|
46
|
50
|
31
|
39
|
21
|
18
|
36
|
47
|
32
|
28
|
22
|
25
|
29
|
25
|
26
|
30
|
30
|
37
|
51
|
46
|
30
|
44
|
44
|
45
|
|
|
2024/08
|
24
|
25
|
35
|
39
|
33
|
37
|
42
|
38
|
43
|
45
|
46
|
52
|
47
|
35
|
27
|
35
|
40
|
38
|
34
|
23
|
35
|
38
|
44
|
50
|
47
|
46
|
31
|
24
|
30
|
34
|
45
|
|
2024/07
|
18
|
19
|
28
|
25
|
26
|
25
|
26
|
27
|
33
|
30
|
35
|
22
|
15
|
19
|
33
|
44
|
32
|
27
|
30
|
26
|
26
|
30
|
45
|
37
|
26
|
25
|
15
|
16
|
23
|
39
|
31
|
|
2024/06
|
42
|
38
|
43
|
45
|
45
|
29
|
34
|
49
|
53
|
26
|
34
|
51
|
56
|
54
|
62
|
46
|
37
|
43
|
26
|
36
|
38
|
21
|
25
|
33
|
41
|
40
|
37
|
17
|
18
|
21
|
|
|
2024/05
|
40
|
39
|
39
|
41
|
37
|
46
|
60
|
56
|
41
|
52
|
52
|
102
|
86
|
62
|
64
|
39
|
58
|
60
|
44
|
52
|
49
|
40
|
54
|
61
|
50
|
50
|
31
|
33
|
37
|
37
|
49
|
|
2024/04
|
79
|
26
|
31
|
44
|
41
|
57
|
40
|
27
|
56
|
69
|
59
|
68
|
46
|
41
|
57
|
59
|
49
|
65
|
57
|
41
|
45
|
59
|
67
|
78
|
61
|
60
|
63
|
35
|
37
|
46
|
|
|
2024/03
|
49
|
61
|
62
|
69
|
51
|
81
|
95
|
84
|
79
|
102
|
81
|
95
|
74
|
85
|
121
|
107
|
105
|
61
|
79
|
93
|
71
|
62
|
81
|
52
|
35
|
52
|
73
|
48
|
53
|
58
|
88
|
|
2024/02
|
24
|
35
|
42
|
57
|
75
|
97
|
92
|
146
|
141
|
138
|
126
|
73
|
62
|
58
|
59
|
31
|
39
|
41
|
60
|
20
|
19
|
43
|
48
|
63
|
91
|
89
|
53
|
73
|
48
|
||
|
2024/01
|
167
|
139
|
110
|
77
|
86
|
157
|
133
|
52
|
131
|
179
|
132
|
97
|
121
|
170
|
48
|
46
|
56
|
37
|
31
|
90
|
95
|
50
|
32
|
44
|
65
|
92
|
110
|
107
|
125
|
134
|
66
|
|
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