Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
33
PM2.5
97
*
PM10
116
O3
0.6
CO
7
SO2
12
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
3 May
96
Good
Sun
4 May
91
Good
Mon
5 May
89
Good
Tue
6 May
104
Light
Wed
7 May
98
Good
Thu
8 May
77
Good
Fri
9 May
49
Excellent
Air quality in the last 12 months (Hong'an)
|
2025/02
|
81
|
73
|
108
|
88
|
70
|
45
|
80
|
50
|
53
|
67
|
72
|
95
|
91
|
82
|
83
|
91
|
79
|
75
|
89
|
86
|
71
|
79
|
112
|
104
|
98
|
100
|
73
|
88
|
|||
|
2025/01
|
122
|
171
|
175
|
210
|
80
|
81
|
61
|
65
|
53
|
54
|
76
|
87
|
98
|
114
|
66
|
67
|
80
|
93
|
145
|
133
|
128
|
167
|
188
|
84
|
31
|
55
|
60
|
92
|
216
|
85
|
130
|
|
2024/12
|
75
|
93
|
110
|
82
|
59
|
56
|
76
|
63
|
61
|
82
|
89
|
102
|
88
|
61
|
60
|
78
|
101
|
82
|
67
|
100
|
91
|
58
|
70
|
94
|
117
|
138
|
158
|
54
|
70
|
100
|
120
|
|
2024/11
|
101
|
104
|
107
|
97
|
60
|
66
|
57
|
61
|
69
|
69
|
67
|
67
|
65
|
86
|
121
|
83
|
28
|
30
|
32
|
41
|
49
|
69
|
80
|
67
|
40
|
45
|
55
|
56
|
55
|
68
|
|
|
2024/10
|
32
|
58
|
46
|
44
|
58
|
46
|
24
|
40
|
61
|
97
|
96
|
78
|
69
|
67
|
90
|
78
|
35
|
20
|
30
|
41
|
38
|
36
|
49
|
55
|
50
|
54
|
100
|
142
|
102
|
76
|
47
|
|
2024/09
|
43
|
51
|
32
|
41
|
49
|
46
|
47
|
50
|
49
|
44
|
46
|
27
|
28
|
39
|
46
|
34
|
43
|
33
|
27
|
35
|
40
|
36
|
41
|
43
|
58
|
57
|
62
|
43
|
48
|
50
|
|
|
2024/08
|
16
|
18
|
25
|
21
|
23
|
27
|
27
|
34
|
32
|
35
|
76
|
65
|
35
|
33
|
27
|
24
|
32
|
43
|
30
|
22
|
28
|
38
|
34
|
34
|
36
|
41
|
20
|
24
|
35
|
32
|
41
|
|
2024/07
|
30
|
26
|
30
|
19
|
22
|
21
|
23
|
23
|
23
|
25
|
30
|
29
|
19
|
18
|
33
|
42
|
27
|
20
|
20
|
21
|
21
|
25
|
27
|
35
|
29
|
24
|
16
|
12
|
14
|
20
|
18
|
|
2024/06
|
48
|
46
|
35
|
38
|
35
|
45
|
39
|
45
|
35
|
29
|
25
|
34
|
41
|
41
|
43
|
49
|
43
|
37
|
19
|
23
|
22
|
19
|
27
|
51
|
43
|
40
|
27
|
13
|
15
|
25
|
|
|
2024/05
|
57
|
47
|
42
|
39
|
51
|
46
|
53
|
48
|
56
|
64
|
89
|
114
|
91
|
67
|
87
|
54
|
65
|
60
|
64
|
58
|
52
|
37
|
30
|
40
|
42
|
47
|
39
|
32
|
38
|
68
|
69
|
|
2024/04
|
49
|
35
|
77
|
68
|
55
|
42
|
64
|
52
|
40
|
56
|
56
|
57
|
60
|
58
|
60
|
46
|
54
|
48
|
44
|
63
|
78
|
67
|
84
|
107
|
95
|
75
|
60
|
52
|
42
|
53
|
|
|
2024/03
|
74
|
76
|
58
|
51
|
131
|
100
|
81
|
80
|
72
|
86
|
81
|
85
|
79
|
71
|
83
|
102
|
98
|
79
|
80
|
94
|
72
|
66
|
52
|
36
|
39
|
49
|
50
|
67
|
52
|
54
|
73
|
|
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