Air Quality
Excellent
No health implications.
22
PM2.5
34
PM10
129
O3
0.6
CO
5
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
4 May
74
Good
Mon
5 May
74
Good
Tue
6 May
58
Good
Wed
7 May
90
Good
Thu
8 May
91
Good
Fri
9 May
69
Good
Sat
10 May
40
Excellent
Air quality in the last 12 months (Rongchang)
|
2025/02
|
54
|
49
|
48
|
40
|
50
|
34
|
31
|
42
|
56
|
62
|
79
|
66
|
51
|
48
|
52
|
62
|
71
|
59
|
65
|
58
|
55
|
48
|
51
|
46
|
58
|
60
|
73
|
69
|
|||
|
2025/01
|
153
|
155
|
147
|
132
|
113
|
99
|
86
|
44
|
46
|
49
|
48
|
53
|
85
|
80
|
80
|
82
|
92
|
87
|
80
|
109
|
138
|
156
|
205
|
105
|
57
|
53
|
58
|
75
|
202
|
129
|
91
|
|
2024/12
|
100
|
131
|
99
|
90
|
49
|
39
|
35
|
32
|
53
|
53
|
64
|
57
|
48
|
56
|
60
|
70
|
98
|
132
|
90
|
100
|
115
|
93
|
79
|
83
|
83
|
91
|
110
|
105
|
90
|
86
|
91
|
|
2024/11
|
42
|
48
|
64
|
49
|
49
|
65
|
62
|
59
|
52
|
51
|
43
|
27
|
49
|
45
|
50
|
36
|
28
|
23
|
24
|
28
|
35
|
51
|
49
|
39
|
28
|
37
|
40
|
53
|
67
|
83
|
|
|
2024/10
|
26
|
30
|
29
|
38
|
50
|
65
|
49
|
59
|
84
|
72
|
70
|
43
|
37
|
56
|
90
|
148
|
40
|
34
|
47
|
31
|
35
|
32
|
41
|
63
|
66
|
55
|
33
|
62
|
78
|
62
|
65
|
|
2024/09
|
34
|
52
|
28
|
43
|
37
|
38
|
43
|
30
|
24
|
29
|
30
|
31
|
40
|
67
|
44
|
46
|
40
|
44
|
37
|
49
|
34
|
51
|
52
|
89
|
87
|
96
|
64
|
62
|
68
|
18
|
|
|
2024/08
|
34
|
31
|
25
|
18
|
29
|
25
|
32
|
30
|
33
|
42
|
51
|
70
|
61
|
60
|
45
|
39
|
45
|
50
|
51
|
71
|
64
|
63
|
41
|
37
|
24
|
34
|
61
|
58
|
34
|
37
|
38
|
|
2024/07
|
30
|
29
|
31
|
28
|
21
|
25
|
35
|
33
|
18
|
22
|
19
|
25
|
34
|
13
|
22
|
30
|
29
|
24
|
22
|
28
|
28
|
23
|
31
|
25
|
42
|
48
|
50
|
29
|
25
|
25
|
33
|
|
2024/06
|
60
|
32
|
32
|
25
|
35
|
31
|
28
|
28
|
35
|
28
|
34
|
28
|
43
|
46
|
47
|
46
|
28
|
41
|
25
|
25
|
23
|
29
|
30
|
29
|
33
|
35
|
16
|
19
|
26
|
34
|
|
|
2024/05
|
44
|
45
|
44
|
34
|
44
|
75
|
68
|
62
|
44
|
41
|
47
|
49
|
48
|
54
|
46
|
39
|
59
|
59
|
31
|
25
|
24
|
30
|
41
|
55
|
40
|
22
|
32
|
32
|
31
|
30
|
44
|
|
2024/04
|
43
|
39
|
42
|
53
|
30
|
33
|
24
|
31
|
39
|
31
|
41
|
51
|
48
|
48
|
57
|
31
|
31
|
40
|
26
|
49
|
56
|
46
|
36
|
33
|
29
|
36
|
51
|
55
|
25
|
26
|
|
|
2024/03
|
71
|
61
|
71
|
78
|
88
|
80
|
68
|
75
|
80
|
86
|
85
|
78
|
66
|
73
|
68
|
58
|
88
|
33
|
38
|
58
|
70
|
77
|
82
|
62
|
30
|
46
|
39
|
49
|
54
|
59
|
59
|
|
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