Air Quality
Excellent
No health implications.
3
PM2.5
16
PM10
115
O3
0.7
CO
9
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Jun
55
Good
Tue
17 Jun
72
Good
Wed
18 Jun
103
Light
Thu
19 Jun
60
Good
Fri
20 Jun
74
Good
Sat
21 Jun
72
Good
Sun
22 Jun
22
Excellent
Hongwei Air quality rank
Air quality in the last 12 months (Hongwei)
|
2025/05
|
20
|
33
|
38
|
33
|
23
|
36
|
52
|
39
|
62
|
49
|
60
|
74
|
53
|
53
|
56
|
27
|
22
|
32
|
35
|
40
|
52
|
70
|
38
|
41
|
45
|
39
|
29
|
38
|
39
|
42
|
39
|
|
2025/04
|
83
|
52
|
60
|
48
|
42
|
52
|
58
|
73
|
73
|
54
|
43
|
22
|
26
|
25
|
52
|
32
|
53
|
47
|
41
|
36
|
34
|
28
|
49
|
58
|
56
|
52
|
49
|
65
|
56
|
46
|
|
|
2025/03
|
78
|
39
|
35
|
74
|
78
|
93
|
63
|
67
|
85
|
87
|
46
|
82
|
58
|
57
|
51
|
51
|
59
|
71
|
51
|
55
|
64
|
80
|
85
|
72
|
83
|
120
|
58
|
31
|
28
|
33
|
59
|
|
2025/02
|
156
|
176
|
62
|
39
|
41
|
63
|
51
|
49
|
63
|
56
|
54
|
50
|
68
|
69
|
90
|
48
|
28
|
28
|
43
|
40
|
51
|
52
|
45
|
53
|
88
|
59
|
85
|
119
|
|||
|
2025/01
|
44
|
55
|
57
|
44
|
155
|
128
|
78
|
42
|
33
|
75
|
91
|
109
|
86
|
64
|
44
|
53
|
62
|
48
|
73
|
93
|
86
|
78
|
95
|
123
|
136
|
159
|
121
|
52
|
147
|
101
|
120
|
|
2024/12
|
35
|
20
|
29
|
34
|
47
|
33
|
43
|
48
|
57
|
83
|
50
|
68
|
68
|
67
|
50
|
60
|
28
|
54
|
59
|
74
|
47
|
52
|
48
|
63
|
82
|
46
|
49
|
63
|
54
|
78
|
51
|
|
2024/11
|
86
|
90
|
53
|
28
|
26
|
40
|
35
|
44
|
43
|
41
|
53
|
49
|
28
|
24
|
30
|
25
|
24
|
26
|
31
|
77
|
53
|
49
|
78
|
52
|
43
|
16
|
30
|
44
|
48
|
54
|
|
|
2024/10
|
20
|
31
|
25
|
29
|
38
|
52
|
34
|
48
|
36
|
24
|
35
|
55
|
42
|
29
|
22
|
49
|
46
|
45
|
27
|
44
|
24
|
33
|
35
|
62
|
80
|
101
|
38
|
64
|
62
|
66
|
87
|
|
2024/09
|
27
|
18
|
33
|
31
|
22
|
30
|
31
|
34
|
34
|
31
|
42
|
48
|
46
|
21
|
29
|
43
|
56
|
50
|
48
|
21
|
19
|
34
|
38
|
22
|
28
|
35
|
49
|
41
|
29
|
16
|
|
|
2024/08
|
17
|
27
|
35
|
18
|
13
|
27
|
28
|
44
|
44
|
18
|
39
|
43
|
36
|
40
|
43
|
41
|
43
|
35
|
20
|
23
|
25
|
24
|
29
|
46
|
43
|
25
|
33
|
38
|
34
|
38
|
41
|
|
2024/07
|
43
|
54
|
23
|
49
|
74
|
27
|
42
|
45
|
52
|
54
|
63
|
62
|
48
|
54
|
47
|
18
|
22
|
39
|
29
|
16
|
25
|
16
|
22
|
23
|
15
|
17
|
15
|
12
|
37
|
44
|
14
|
|
2024/06
|
26
|
26
|
39
|
43
|
33
|
24
|
23
|
22
|
37
|
36
|
40
|
27
|
23
|
25
|
24
|
40
|
57
|
51
|
33
|
26
|
39
|
24
|
74
|
15
|
26
|
36
|
39
|
30
|
17
|
29
|
|
|
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