Air Quality
Excellent
No health implications.
9
PM2.5
17
PM10
37
O3
0.8
CO
3
SO2
11
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
1 Jan
53
Good
Fri
2 Jan
56
Good
Sat
3 Jan
92
Good
Sun
4 Jan
107
Light
Mon
5 Jan
135
Light
Tue
6 Jan
18
Excellent
Wed
7 Jan
49
Excellent
Hannan Air quality rank
Air quality in the last 12 months (Hannan)
|
2025/11
|
67
|
75
|
71
|
68
|
68
|
54
|
35
|
24
|
46
|
50
|
66
|
43
|
49
|
62
|
75
|
78
|
50
|
26
|
34
|
41
|
57
|
77
|
93
|
74
|
91
|
69
|
105
|
85
|
69
|
71
|
|
|
2025/10
|
36
|
44
|
21
|
36
|
59
|
57
|
39
|
54
|
55
|
50
|
48
|
59
|
23
|
36
|
57
|
29
|
34
|
11
|
10
|
23
|
18
|
25
|
30
|
34
|
57
|
72
|
72
|
74
|
79
|
66
|
46
|
|
2025/09
|
20
|
28
|
33
|
28
|
38
|
31
|
42
|
45
|
26
|
27
|
30
|
24
|
24
|
22
|
28
|
37
|
34
|
18
|
20
|
14
|
27
|
42
|
21
|
10
|
14
|
31
|
42
|
47
|
33
|
31
|
|
|
2025/08
|
40
|
36
|
46
|
46
|
34
|
24
|
15
|
18
|
26
|
32
|
14
|
20
|
23
|
24
|
20
|
21
|
26
|
30
|
21
|
15
|
19
|
18
|
22
|
23
|
23
|
26
|
31
|
26
|
32
|
27
|
20
|
|
2025/07
|
17
|
16
|
20
|
27
|
36
|
41
|
44
|
47
|
26
|
25
|
39
|
26
|
28
|
32
|
32
|
28
|
32
|
29
|
35
|
30
|
23
|
12
|
16
|
24
|
28
|
30
|
23
|
24
|
24
|
24
|
27
|
|
2025/06
|
10
|
24
|
46
|
51
|
44
|
40
|
23
|
16
|
21
|
33
|
30
|
31
|
30
|
25
|
32
|
38
|
34
|
18
|
12
|
14
|
9
|
14
|
23
|
26
|
33
|
35
|
20
|
18
|
10
|
21
|
|
|
2025/05
|
47
|
53
|
50
|
49
|
40
|
113
|
138
|
44
|
42
|
41
|
43
|
41
|
54
|
61
|
45
|
38
|
40
|
110
|
72
|
34
|
22
|
18
|
47
|
57
|
50
|
44
|
56
|
28
|
30
|
28
|
13
|
|
2025/04
|
65
|
59
|
58
|
67
|
75
|
68
|
67
|
69
|
72
|
43
|
58
|
201
|
110
|
100
|
55
|
57
|
67
|
69
|
70
|
62
|
32
|
49
|
57
|
56
|
55
|
46
|
46
|
61
|
54
|
41
|
|
|
2025/03
|
62
|
37
|
12
|
38
|
42
|
62
|
71
|
78
|
68
|
58
|
59
|
69
|
53
|
45
|
27
|
42
|
32
|
41
|
48
|
47
|
50
|
54
|
64
|
59
|
52
|
67
|
87
|
65
|
66
|
66
|
64
|
|
2025/02
|
72
|
59
|
86
|
82
|
58
|
42
|
75
|
41
|
50
|
61
|
78
|
92
|
122
|
87
|
84
|
74
|
59
|
62
|
59
|
88
|
86
|
76
|
120
|
125
|
116
|
90
|
53
|
55
|
|||
|
2025/01
|
115
|
162
|
195
|
208
|
83
|
81
|
65
|
70
|
51
|
48
|
88
|
85
|
99
|
103
|
62
|
66
|
90
|
91
|
117
|
140
|
130
|
122
|
227
|
114
|
29
|
38
|
53
|
60
|
148
|
79
|
114
|
|
2024/12
|
56
|
73
|
115
|
83
|
50
|
55
|
52
|
72
|
59
|
81
|
92
|
101
|
84
|
56
|
59
|
62
|
83
|
85
|
75
|
99
|
106
|
64
|
78
|
95
|
125
|
149
|
156
|
49
|
52
|
105
|
138
|
|
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