Air Quality
Excellent
No health implications.
7
PM2.5
10
PM10
34
O3
0.8
CO
5
SO2
14
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
8 Nov
41
Excellent
Sun
9 Nov
47
Excellent
Mon
10 Nov
56
Good
Tue
11 Nov
76
Good
Wed
12 Nov
86
Good
Thu
13 Nov
27
Excellent
Fri
14 Nov
19
Excellent
Air quality in the last 12 months (Hanyang)
|
2025/10
|
52
|
41
|
16
|
38
|
65
|
58
|
34
|
50
|
62
|
46
|
40
|
45
|
12
|
26
|
44
|
23
|
30
|
9
|
12
|
21
|
13
|
23
|
28
|
33
|
48
|
58
|
56
|
70
|
77
|
55
|
40
|
|
2025/09
|
18
|
34
|
33
|
37
|
40
|
31
|
45
|
47
|
23
|
32
|
26
|
25
|
23
|
28
|
28
|
35
|
31
|
19
|
19
|
14
|
28
|
41
|
17
|
10
|
12
|
26
|
39
|
46
|
24
|
26
|
|
|
2025/08
|
32
|
25
|
37
|
43
|
35
|
27
|
16
|
17
|
24
|
26
|
11
|
17
|
20
|
21
|
19
|
22
|
27
|
29
|
21
|
14
|
16
|
16
|
21
|
25
|
25
|
29
|
30
|
29
|
33
|
23
|
21
|
|
2025/07
|
17
|
16
|
19
|
26
|
33
|
40
|
42
|
44
|
23
|
27
|
40
|
24
|
26
|
36
|
30
|
29
|
31
|
30
|
36
|
29
|
22
|
12
|
13
|
26
|
25
|
28
|
20
|
25
|
20
|
24
|
24
|
|
2025/06
|
9
|
21
|
50
|
58
|
44
|
41
|
19
|
14
|
16
|
30
|
31
|
42
|
44
|
27
|
37
|
45
|
40
|
20
|
10
|
12
|
10
|
17
|
29
|
26
|
40
|
28
|
20
|
18
|
10
|
20
|
|
|
2025/05
|
53
|
58
|
61
|
54
|
41
|
110
|
155
|
44
|
44
|
45
|
47
|
47
|
48
|
62
|
45
|
46
|
54
|
134
|
79
|
40
|
27
|
19
|
48
|
53
|
56
|
49
|
56
|
37
|
32
|
31
|
13
|
|
2025/04
|
69
|
66
|
60
|
73
|
79
|
74
|
71
|
71
|
81
|
52
|
62
|
201
|
116
|
100
|
53
|
62
|
69
|
73
|
71
|
60
|
40
|
52
|
62
|
65
|
66
|
48
|
48
|
57
|
46
|
48
|
|
|
2025/03
|
72
|
42
|
12
|
41
|
44
|
69
|
75
|
88
|
76
|
61
|
66
|
71
|
61
|
46
|
30
|
45
|
31
|
46
|
51
|
53
|
57
|
60
|
64
|
55
|
56
|
68
|
106
|
74
|
72
|
74
|
75
|
|
2025/02
|
63
|
53
|
84
|
79
|
66
|
39
|
76
|
39
|
42
|
54
|
72
|
88
|
111
|
80
|
83
|
73
|
65
|
70
|
59
|
86
|
89
|
82
|
107
|
108
|
113
|
95
|
59
|
73
|
|||
|
2025/01
|
116
|
167
|
198
|
217
|
75
|
77
|
59
|
63
|
48
|
44
|
77
|
77
|
100
|
91
|
59
|
61
|
84
|
89
|
129
|
140
|
129
|
119
|
222
|
93
|
16
|
40
|
51
|
55
|
165
|
63
|
117
|
|
2024/12
|
67
|
83
|
122
|
86
|
50
|
49
|
58
|
64
|
58
|
82
|
93
|
105
|
89
|
55
|
59
|
63
|
88
|
77
|
72
|
105
|
93
|
60
|
65
|
88
|
127
|
137
|
154
|
43
|
56
|
103
|
143
|
|
2024/11
|
74
|
101
|
105
|
90
|
56
|
53
|
49
|
49
|
51
|
54
|
59
|
54
|
58
|
68
|
88
|
58
|
17
|
19
|
26
|
31
|
46
|
65
|
79
|
64
|
29
|
41
|
48
|
56
|
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