Air Quality
Excellent
No health implications.
17
PM2.5
18
PM10
49
O3
0.3
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
23 Mar
87
Good
Mon
24 Mar
57
Good
Tue
25 Mar
70
Good
Wed
26 Mar
70
Good
Thu
27 Mar
54
Good
Fri
28 Mar
60
Good
Sat
29 Mar
29
Excellent
Air quality in the last 12 months (Honggang)
|
2025/02
|
67
|
91
|
51
|
28
|
45
|
50
|
28
|
25
|
27
|
55
|
143
|
85
|
44
|
31
|
62
|
34
|
29
|
26
|
28
|
35
|
35
|
41
|
28
|
34
|
44
|
27
|
49
|
38
|
|||
|
2025/01
|
100
|
58
|
38
|
127
|
129
|
87
|
62
|
38
|
31
|
38
|
80
|
171
|
157
|
120
|
35
|
37
|
55
|
115
|
164
|
182
|
124
|
54
|
104
|
214
|
223
|
190
|
53
|
52
|
46
|
32
|
40
|
|
2024/12
|
49
|
21
|
25
|
24
|
30
|
28
|
28
|
36
|
75
|
52
|
26
|
38
|
48
|
32
|
28
|
32
|
36
|
37
|
50
|
69
|
40
|
30
|
38
|
37
|
46
|
29
|
29
|
34
|
59
|
92
|
98
|
|
2024/11
|
49
|
62
|
36
|
37
|
30
|
52
|
141
|
148
|
163
|
72
|
166
|
67
|
193
|
277
|
102
|
50
|
26
|
27
|
57
|
81
|
51
|
30
|
65
|
135
|
132
|
73
|
28
|
39
|
27
|
32
|
|
|
2024/10
|
24
|
25
|
28
|
39
|
42
|
29
|
47
|
34
|
46
|
25
|
29
|
26
|
50
|
50
|
23
|
26
|
26
|
39
|
26
|
29
|
38
|
38
|
46
|
52
|
38
|
47
|
34
|
29
|
45
|
48
|
66
|
|
2024/09
|
22
|
22
|
24
|
30
|
23
|
28
|
27
|
25
|
38
|
26
|
23
|
25
|
31
|
23
|
27
|
31
|
25
|
29
|
28
|
27
|
31
|
28
|
38
|
41
|
28
|
32
|
31
|
31
|
54
|
33
|
|
|
2024/08
|
23
|
26
|
26
|
21
|
28
|
24
|
29
|
24
|
35
|
30
|
16
|
22
|
25
|
24
|
31
|
25
|
30
|
32
|
22
|
20
|
18
|
23
|
31
|
32
|
31
|
21
|
24
|
26
|
26
|
21
|
23
|
|
2024/07
|
48
|
35
|
41
|
33
|
27
|
34
|
65
|
83
|
58
|
66
|
85
|
58
|
61
|
54
|
47
|
41
|
24
|
36
|
32
|
29
|
22
|
24
|
20
|
23
|
24
|
19
|
16
|
18
|
20
|
22
|
24
|
|
2024/06
|
22
|
27
|
29
|
24
|
34
|
46
|
33
|
24
|
21
|
20
|
25
|
23
|
24
|
21
|
19
|
21
|
18
|
18
|
42
|
29
|
24
|
17
|
17
|
21
|
26
|
26
|
36
|
39
|
34
|
44
|
|
|
2024/05
|
50
|
36
|
55
|
76
|
56
|
47
|
41
|
85
|
26
|
32
|
23
|
32
|
24
|
26
|
21
|
22
|
43
|
27
|
26
|
28
|
41
|
46
|
25
|
25
|
29
|
23
|
26
|
31
|
27
|
26
|
27
|
|
2024/04
|
41
|
74
|
52
|
48
|
64
|
50
|
48
|
37
|
58
|
114
|
106
|
84
|
70
|
94
|
49
|
53
|
50
|
51
|
29
|
165
|
154
|
107
|
32
|
32
|
38
|
23
|
27
|
32
|
42
|
45
|
|
|
2024/03
|
26
|
29
|
36
|
38
|
34
|
28
|
45
|
37
|
41
|
50
|
39
|
33
|
45
|
54
|
46
|
32
|
25
|
31
|
34
|
26
|
32
|
43
|
61
|
29
|
34
|
67
|
78
|
173
|
35
|
34
|
35
|
|
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