Air Quality
Excellent
No health implications.
14
PM2.5
33
PM10
57
O3
0.5
CO
3
SO2
9
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Jul
91
Good
Thu
24 Jul
78
Good
Fri
25 Jul
77
Good
Sat
26 Jul
82
Good
Sun
27 Jul
77
Good
Mon
28 Jul
22
Excellent
Tue
29 Jul
34
Excellent
Hongsipu Air quality rank
Air quality in the last 12 months (Hongsipu)
|
2025/06
|
49
|
50
|
31
|
41
|
38
|
54
|
61
|
52
|
58
|
44
|
56
|
77
|
76
|
86
|
62
|
59
|
54
|
56
|
42
|
32
|
43
|
42
|
30
|
30
|
37
|
22
|
30
|
34
|
63
|
20
|
|
|
2025/05
|
110
|
139
|
65
|
171
|
331
|
176
|
90
|
143
|
76
|
46
|
49
|
62
|
93
|
71
|
56
|
138
|
236
|
72
|
63
|
66
|
180
|
135
|
35
|
48
|
56
|
43
|
43
|
45
|
52
|
131
|
48
|
|
2025/04
|
88
|
81
|
141
|
110
|
69
|
116
|
95
|
163
|
100
|
83
|
289
|
281
|
130
|
43
|
154
|
197
|
131
|
215
|
152
|
170
|
235
|
92
|
73
|
62
|
65
|
64
|
57
|
56
|
122
|
344
|
|
|
2025/03
|
100
|
46
|
45
|
58
|
54
|
46
|
82
|
85
|
247
|
106
|
252
|
97
|
115
|
67
|
44
|
44
|
38
|
33
|
46
|
63
|
67
|
82
|
295
|
369
|
351
|
433
|
127
|
116
|
51
|
64
|
54
|
|
2025/02
|
71
|
37
|
32
|
41
|
36
|
87
|
56
|
46
|
59
|
63
|
112
|
63
|
64
|
61
|
74
|
117
|
83
|
80
|
47
|
70
|
73
|
47
|
37
|
57
|
71
|
69
|
72
|
81
|
|||
|
2025/01
|
61
|
69
|
72
|
124
|
75
|
50
|
54
|
47
|
55
|
58
|
98
|
172
|
325
|
42
|
46
|
53
|
67
|
58
|
57
|
61
|
97
|
82
|
121
|
138
|
91
|
78
|
57
|
73
|
69
|
74
|
75
|
|
2024/12
|
39
|
50
|
62
|
38
|
35
|
35
|
39
|
42
|
59
|
56
|
70
|
51
|
61
|
45
|
69
|
88
|
105
|
65
|
52
|
51
|
44
|
51
|
67
|
95
|
81
|
74
|
32
|
57
|
82
|
64
|
68
|
|
2024/11
|
49
|
46
|
65
|
58
|
74
|
91
|
91
|
55
|
63
|
59
|
60
|
58
|
61
|
54
|
90
|
33
|
45
|
30
|
50
|
58
|
75
|
62
|
80
|
52
|
54
|
76
|
76
|
46
|
32
|
40
|
|
|
2024/10
|
49
|
43
|
41
|
28
|
38
|
51
|
52
|
53
|
62
|
61
|
57
|
40
|
46
|
62
|
63
|
59
|
48
|
37
|
27
|
59
|
33
|
35
|
44
|
48
|
61
|
46
|
47
|
50
|
58
|
44
|
63
|
|
2024/09
|
45
|
33
|
36
|
66
|
28
|
17
|
23
|
33
|
37
|
36
|
26
|
33
|
23
|
29
|
18
|
23
|
42
|
45
|
87
|
40
|
36
|
37
|
52
|
66
|
53
|
57
|
62
|
74
|
55
|
45
|
|
|
2024/08
|
39
|
28
|
29
|
33
|
39
|
21
|
17
|
15
|
183
|
171
|
43
|
37
|
37
|
28
|
50
|
43
|
34
|
33
|
31
|
30
|
38
|
44
|
44
|
46
|
31
|
18
|
22
|
31
|
37
|
39
|
73
|
|
2024/07
|
38
|
32
|
35
|
76
|
61
|
60
|
30
|
39
|
36
|
34
|
41
|
71
|
58
|
35
|
32
|
28
|
33
|
41
|
24
|
101
|
169
|
72
|
80
|
193
|
62
|
48
|
42
|
40
|
36
|
50
|
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