Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
18
PM2.5
54
*
PM10
66
O3
0.5
CO
9
SO2
13
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
7 Sep
72
Good
Mon
8 Sep
63
Good
Tue
9 Sep
69
Good
Wed
10 Sep
51
Good
Thu
11 Sep
46
Excellent
Fri
12 Sep
45
Excellent
Sat
13 Sep
15
Excellent
Air quality in the last 12 months (Long County)
|
2025/08
|
38
|
36
|
39
|
33
|
26
|
37
|
33
|
29
|
21
|
26
|
38
|
38
|
40
|
37
|
35
|
28
|
26
|
24
|
27
|
59
|
41
|
39
|
18
|
27
|
32
|
43
|
19
|
21
|
21
|
24
|
32
|
|
2025/07
|
27
|
28
|
16
|
21
|
26
|
26
|
23
|
22
|
27
|
37
|
31
|
37
|
39
|
32
|
37
|
40
|
42
|
34
|
46
|
27
|
25
|
37
|
32
|
26
|
20
|
19
|
27
|
31
|
33
|
31
|
38
|
|
2025/06
|
38
|
41
|
42
|
34
|
39
|
42
|
35
|
37
|
43
|
43
|
50
|
46
|
41
|
54
|
69
|
49
|
48
|
40
|
43
|
37
|
34
|
31
|
29
|
34
|
26
|
27
|
27
|
33
|
31
|
20
|
|
|
2025/05
|
89
|
79
|
94
|
75
|
130
|
179
|
104
|
85
|
100
|
52
|
46
|
54
|
54
|
71
|
60
|
70
|
157
|
92
|
63
|
58
|
58
|
85
|
48
|
44
|
40
|
43
|
37
|
52
|
42
|
52
|
45
|
|
2025/04
|
90
|
92
|
89
|
114
|
92
|
80
|
59
|
91
|
109
|
80
|
169
|
378
|
116
|
60
|
49
|
134
|
80
|
183
|
129
|
74
|
106
|
113
|
69
|
58
|
63
|
45
|
45
|
44
|
58
|
101
|
|
|
2025/03
|
108
|
52
|
40
|
48
|
60
|
56
|
68
|
71
|
63
|
60
|
243
|
154
|
96
|
43
|
57
|
53
|
47
|
37
|
43
|
57
|
60
|
59
|
73
|
57
|
57
|
385
|
164
|
109
|
82
|
85
|
72
|
|
2025/02
|
154
|
76
|
40
|
47
|
52
|
57
|
90
|
60
|
67
|
69
|
81
|
89
|
76
|
59
|
53
|
76
|
80
|
72
|
93
|
94
|
101
|
88
|
61
|
63
|
68
|
60
|
54
|
62
|
|||
|
2025/01
|
69
|
64
|
90
|
74
|
59
|
69
|
59
|
55
|
62
|
57
|
70
|
72
|
71
|
60
|
53
|
64
|
86
|
76
|
70
|
67
|
94
|
129
|
200
|
191
|
71
|
77
|
78
|
95
|
148
|
149
|
115
|
|
2024/12
|
56
|
61
|
80
|
60
|
50
|
53
|
50
|
55
|
61
|
76
|
85
|
77
|
46
|
49
|
51
|
71
|
66
|
66
|
81
|
82
|
71
|
66
|
68
|
70
|
68
|
89
|
58
|
53
|
63
|
49
|
58
|
|
2024/11
|
63
|
47
|
59
|
56
|
61
|
84
|
104
|
115
|
108
|
71
|
70
|
95
|
85
|
55
|
68
|
51
|
39
|
24
|
43
|
47
|
54
|
68
|
102
|
62
|
43
|
49
|
64
|
61
|
43
|
52
|
|
|
2024/10
|
40
|
39
|
51
|
53
|
72
|
56
|
42
|
82
|
52
|
46
|
56
|
68
|
69
|
51
|
43
|
68
|
74
|
50
|
35
|
32
|
28
|
32
|
46
|
62
|
85
|
59
|
34
|
42
|
60
|
68
|
63
|
|
2024/09
|
46
|
42
|
44
|
42
|
18
|
34
|
22
|
39
|
27
|
35
|
44
|
46
|
28
|
31
|
49
|
44
|
52
|
51
|
41
|
40
|
31
|
40
|
57
|
65
|
41
|
44
|
89
|
89
|
39
|
30
|
|
|
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