Air Quality
Excellent
No health implications.
15
PM2.5
24
PM10
102
O3
0.5
CO
5
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Jun
98
Good
Wed
18 Jun
92
Good
Thu
19 Jun
64
Good
Fri
20 Jun
61
Good
Sat
21 Jun
46
Excellent
Sun
22 Jun
64
Good
Mon
23 Jun
21
Excellent
Hannan Air quality rank
Air quality in the last 12 months (Hannan)
|
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
|
|
2024/11
|
65
|
86
|
83
|
80
|
58
|
55
|
49
|
48
|
51
|
51
|
61
|
55
|
58
|
68
|
83
|
64
|
19
|
19
|
25
|
29
|
45
|
57
|
72
|
61
|
32
|
34
|
47
|
54
|
55
|
51
|
|
|
2024/10
|
19
|
47
|
36
|
32
|
39
|
65
|
26
|
28
|
49
|
75
|
83
|
69
|
77
|
68
|
66
|
48
|
26
|
21
|
19
|
33
|
31
|
23
|
39
|
51
|
50
|
42
|
58
|
81
|
70
|
62
|
46
|
|
2024/09
|
43
|
50
|
40
|
44
|
50
|
49
|
42
|
42
|
48
|
41
|
40
|
28
|
29
|
34
|
39
|
26
|
43
|
37
|
26
|
33
|
31
|
22
|
30
|
38
|
55
|
60
|
57
|
32
|
35
|
44
|
|
|
2024/08
|
16
|
20
|
25
|
24
|
25
|
28
|
31
|
35
|
30
|
33
|
79
|
74
|
40
|
34
|
28
|
29
|
37
|
38
|
32
|
28
|
30
|
36
|
34
|
29
|
29
|
35
|
25
|
18
|
38
|
36
|
43
|
|
2024/07
|
23
|
22
|
25
|
17
|
19
|
19
|
21
|
24
|
25
|
27
|
39
|
41
|
23
|
33
|
33
|
33
|
25
|
20
|
17
|
19
|
22
|
24
|
28
|
41
|
37
|
27
|
18
|
10
|
10
|
18
|
18
|
|
2024/06
|
26
|
37
|
33
|
23
|
28
|
34
|
32
|
34
|
25
|
20
|
18
|
31
|
35
|
31
|
34
|
39
|
40
|
31
|
12
|
23
|
20
|
14
|
19
|
23
|
17
|
26
|
19
|
10
|
9
|
13
|
|
|
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