Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
31 Oct
Fri
1 Nov
Sat
2 Nov
Sun
3 Nov
Mon
4 Nov
Tue
5 Nov
Wed
6 Nov
Real-time AQI (Monitoring Station in Changde)
市二中
5031
PM2.5
50
PM10
160
O3
0.5
CO
5
SO2
17
NO2
武陵区永安
5023
PM2.5
45
PM10
158
O3
0.6
CO
6
SO2
21
NO2
鼎城区玉霞
5228
PM2.5
44
PM10
161 *
O3
0.6
CO
5
SO2
16
NO2
武陵区长庚
5326
PM2.5
40
PM10
162 *
O3
0.5
CO
5
SO2
21
NO2
Air quality in the last 12 months (Changde)
|
2024/09
|
45
|
48
|
54
|
62
|
64
|
51
|
51
|
48
|
58
|
57
|
49
|
32
|
39
|
58
|
57
|
55
|
51
|
57
|
46
|
43
|
57
|
43
|
51
|
72
|
95
|
125
|
111
|
107
|
97
|
59
|
|
|
2024/08
|
13
|
14
|
20
|
24
|
22
|
30
|
35
|
31
|
29
|
34
|
52
|
68
|
47
|
51
|
50
|
36
|
36
|
44
|
29
|
38
|
43
|
38
|
27
|
28
|
35
|
36
|
30
|
29
|
37
|
44
|
45
|
|
2024/07
|
12
|
24
|
24
|
15
|
18
|
15
|
17
|
18
|
23
|
25
|
44
|
35
|
24
|
27
|
30
|
26
|
21
|
19
|
15
|
17
|
23
|
24
|
26
|
26
|
34
|
38
|
26
|
20
|
15
|
15
|
17
|
|
2024/06
|
22
|
35
|
42
|
19
|
20
|
34
|
38
|
33
|
15
|
19
|
21
|
12
|
29
|
31
|
36
|
42
|
32
|
32
|
30
|
18
|
26
|
11
|
12
|
15
|
22
|
23
|
16
|
15
|
9
|
15
|
|
|
2024/05
|
32
|
49
|
25
|
24
|
27
|
39
|
83
|
90
|
85
|
48
|
57
|
78
|
76
|
68
|
82
|
68
|
56
|
47
|
30
|
25
|
46
|
53
|
53
|
53
|
46
|
35
|
41
|
29
|
36
|
20
|
27
|
|
2024/04
|
40
|
27
|
48
|
58
|
57
|
48
|
56
|
48
|
44
|
51
|
48
|
34
|
28
|
44
|
47
|
48
|
46
|
49
|
26
|
36
|
57
|
61
|
39
|
59
|
46
|
43
|
53
|
45
|
42
|
25
|
|
|
2024/03
|
121
|
86
|
54
|
52
|
97
|
114
|
86
|
86
|
100
|
80
|
66
|
68
|
95
|
77
|
77
|
71
|
61
|
51
|
51
|
81
|
76
|
64
|
46
|
39
|
27
|
38
|
47
|
36
|
38
|
41
|
34
|
|
2024/02
|
74
|
36
|
56
|
73
|
112
|
109
|
111
|
113
|
121
|
113
|
116
|
100
|
80
|
54
|
68
|
68
|
55
|
63
|
190
|
17
|
23
|
31
|
42
|
48
|
51
|
76
|
86
|
100
|
87
|
||
|
2024/01
|
108
|
101
|
55
|
49
|
90
|
122
|
178
|
121
|
164
|
149
|
141
|
84
|
96
|
168
|
113
|
104
|
71
|
49
|
27
|
46
|
82
|
63
|
45
|
54
|
58
|
74
|
91
|
105
|
100
|
101
|
95
|
|
2023/12
|
50
|
62
|
85
|
61
|
52
|
79
|
58
|
59
|
78
|
59
|
21
|
49
|
65
|
15
|
29
|
43
|
48
|
47
|
63
|
83
|
93
|
69
|
78
|
94
|
87
|
97
|
174
|
245
|
248
|
173
|
131
|
|
2023/11
|
51
|
55
|
94
|
59
|
48
|
33
|
43
|
49
|
44
|
77
|
33
|
47
|
67
|
51
|
56
|
48
|
56
|
65
|
55
|
79
|
71
|
70
|
97
|
72
|
62
|
66
|
70
|
93
|
103
|
59
|
|
|
2023/10
|
30
|
25
|
21
|
29
|
30
|
36
|
26
|
37
|
46
|
44
|
49
|
69
|
49
|
40
|
51
|
67
|
79
|
93
|
65
|
28
|
50
|
57
|
71
|
93
|
85
|
41
|
37
|
38
|
52
|
47
|
45
|
|
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
*: primary pollution