Air Quality
Excellent
No health implications.
22
PM2.5
30
PM10
89
O3
0.8
CO
7
SO2
12
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
14 Feb
69
Good
Sun
15 Feb
70
Good
Mon
16 Feb
105
Light
Tue
17 Feb
175
Moderate
Wed
18 Feb
113
Light
Thu
19 Feb
71
Good
Fri
20 Feb
36
Excellent
Air quality in the last 12 months (Ruichang)
|
2026/01
|
26
|
43
|
67
|
70
|
68
|
57
|
48
|
61
|
55
|
75
|
72
|
61
|
74
|
78
|
89
|
114
|
188
|
168
|
42
|
35
|
58
|
68
|
68
|
76
|
95
|
112
|
81
|
62
|
81
|
29
|
36
|
|
2025/12
|
95
|
110
|
72
|
80
|
78
|
75
|
93
|
130
|
97
|
132
|
127
|
99
|
38
|
50
|
52
|
59
|
117
|
177
|
129
|
149
|
67
|
45
|
52
|
58
|
68
|
65
|
66
|
67
|
76
|
139
|
84
|
|
2025/11
|
56
|
60
|
82
|
73
|
84
|
69
|
44
|
32
|
30
|
61
|
55
|
39
|
46
|
65
|
88
|
64
|
65
|
26
|
34
|
48
|
63
|
81
|
77
|
66
|
89
|
72
|
92
|
90
|
80
|
73
|
|
|
2025/10
|
43
|
46
|
49
|
47
|
54
|
35
|
54
|
68
|
60
|
60
|
69
|
64
|
50
|
44
|
68
|
36
|
48
|
18
|
11
|
25
|
23
|
26
|
31
|
38
|
58
|
74
|
66
|
88
|
115
|
117
|
47
|
|
2025/09
|
19
|
29
|
33
|
41
|
41
|
41
|
38
|
39
|
19
|
19
|
18
|
28
|
32
|
26
|
30
|
37
|
41
|
25
|
43
|
19
|
37
|
35
|
35
|
13
|
15
|
26
|
43
|
57
|
45
|
44
|
|
|
2025/08
|
33
|
36
|
33
|
40
|
26
|
19
|
16
|
21
|
25
|
34
|
34
|
32
|
36
|
29
|
16
|
27
|
30
|
29
|
20
|
16
|
20
|
19
|
23
|
31
|
30
|
21
|
23
|
23
|
30
|
38
|
18
|
|
2025/07
|
19
|
30
|
30
|
34
|
36
|
38
|
43
|
35
|
20
|
24
|
36
|
22
|
23
|
29
|
32
|
34
|
26
|
31
|
39
|
18
|
15
|
14
|
15
|
21
|
25
|
26
|
24
|
24
|
22
|
26
|
19
|
|
2025/06
|
12
|
15
|
32
|
43
|
37
|
36
|
31
|
21
|
25
|
37
|
29
|
36
|
37
|
32
|
14
|
38
|
27
|
15
|
17
|
15
|
18
|
11
|
16
|
26
|
49
|
40
|
29
|
18
|
16
|
23
|
|
|
2025/05
|
44
|
50
|
61
|
57
|
41
|
83
|
134
|
38
|
34
|
46
|
40
|
50
|
49
|
57
|
78
|
30
|
38
|
101
|
48
|
30
|
21
|
24
|
30
|
52
|
57
|
54
|
60
|
37
|
36
|
26
|
18
|
|
2025/04
|
65
|
58
|
63
|
66
|
70
|
66
|
63
|
64
|
65
|
55
|
50
|
188
|
110
|
105
|
49
|
55
|
68
|
70
|
74
|
67
|
36
|
40
|
56
|
44
|
46
|
39
|
36
|
53
|
54
|
55
|
|
|
2025/03
|
44
|
35
|
20
|
40
|
55
|
61
|
66
|
68
|
89
|
79
|
61
|
63
|
57
|
53
|
23
|
47
|
33
|
45
|
40
|
43
|
42
|
53
|
68
|
72
|
62
|
78
|
64
|
60
|
60
|
67
|
61
|
|
2025/02
|
54
|
40
|
74
|
59
|
54
|
44
|
70
|
40
|
38
|
62
|
66
|
103
|
85
|
57
|
65
|
58
|
64
|
68
|
52
|
58
|
47
|
44
|
78
|
93
|
103
|
78
|
74
|
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