Air Quality
Excellent
No health implications.
34
PM2.5
43
PM10
15
O3
0.4
CO
5
SO2
15
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
29 Oct
52
Good
Thu
30 Oct
55
Good
Fri
31 Oct
50
Excellent
Sat
1 Nov
45
Excellent
Sun
2 Nov
42
Excellent
Mon
3 Nov
39
Excellent
Tue
4 Nov
19
Excellent
Air quality in the last 12 months (Hongjiang)
|
2025/08
|
33
|
36
|
32
|
29
|
32
|
20
|
13
|
17
|
25
|
23
|
26
|
24
|
27
|
22
|
14
|
20
|
30
|
32
|
22
|
21
|
16
|
19
|
25
|
29
|
24
|
26
|
26
|
26
|
28
|
32
|
28
|
|
2025/07
|
21
|
19
|
21
|
25
|
31
|
42
|
33
|
35
|
38
|
28
|
26
|
36
|
29
|
31
|
22
|
24
|
27
|
30
|
30
|
30
|
11
|
11
|
14
|
20
|
20
|
30
|
30
|
24
|
29
|
26
|
30
|
|
2025/06
|
22
|
22
|
36
|
38
|
45
|
39
|
27
|
24
|
35
|
37
|
36
|
31
|
28
|
24
|
24
|
29
|
17
|
14
|
15
|
17
|
16
|
10
|
12
|
13
|
25
|
31
|
21
|
17
|
18
|
22
|
|
|
2025/05
|
45
|
58
|
53
|
43
|
36
|
46
|
51
|
37
|
21
|
31
|
32
|
47
|
50
|
55
|
50
|
25
|
42
|
34
|
40
|
28
|
25
|
32
|
34
|
50
|
49
|
33
|
31
|
11
|
27
|
31
|
25
|
|
2025/04
|
49
|
56
|
66
|
84
|
90
|
77
|
78
|
90
|
78
|
61
|
57
|
54
|
127
|
102
|
81
|
76
|
69
|
65
|
31
|
30
|
42
|
30
|
53
|
32
|
35
|
42
|
30
|
39
|
54
|
33
|
|
|
2025/03
|
41
|
36
|
17
|
20
|
22
|
34
|
33
|
39
|
50
|
40
|
36
|
45
|
54
|
26
|
17
|
41
|
42
|
42
|
45
|
45
|
54
|
64
|
68
|
68
|
77
|
76
|
80
|
72
|
43
|
20
|
35
|
|
2025/02
|
24
|
17
|
45
|
54
|
69
|
72
|
52
|
76
|
52
|
51
|
51
|
60
|
69
|
51
|
40
|
48
|
35
|
36
|
39
|
35
|
100
|
29
|
48
|
93
|
44
|
38
|
33
|
34
|
|||
|
2025/01
|
120
|
117
|
131
|
168
|
159
|
103
|
81
|
61
|
48
|
67
|
71
|
77
|
85
|
81
|
77
|
75
|
78
|
110
|
99
|
98
|
116
|
141
|
177
|
166
|
26
|
27
|
45
|
90
|
241
|
116
|
44
|
|
2024/12
|
55
|
60
|
93
|
103
|
28
|
31
|
40
|
52
|
64
|
21
|
33
|
63
|
70
|
51
|
51
|
54
|
71
|
69
|
75
|
81
|
91
|
77
|
66
|
78
|
81
|
83
|
85
|
122
|
122
|
105
|
81
|
|
2024/11
|
49
|
66
|
64
|
61
|
72
|
65
|
56
|
54
|
67
|
60
|
54
|
60
|
66
|
75
|
82
|
66
|
17
|
12
|
13
|
21
|
32
|
35
|
57
|
41
|
17
|
21
|
34
|
37
|
42
|
49
|
|
|
2024/10
|
16
|
40
|
54
|
46
|
52
|
58
|
45
|
38
|
41
|
50
|
59
|
73
|
71
|
41
|
42
|
33
|
40
|
30
|
17
|
16
|
21
|
16
|
28
|
32
|
41
|
43
|
46
|
52
|
57
|
55
|
57
|
|
2024/09
|
32
|
30
|
36
|
29
|
47
|
42
|
39
|
37
|
28
|
29
|
36
|
37
|
24
|
26
|
39
|
34
|
38
|
37
|
35
|
33
|
32
|
27
|
38
|
40
|
48
|
53
|
56
|
49
|
52
|
50
|
|
|
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