Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
13 Oct
Wed
14 Oct
Thu
15 Oct
Fri
16 Oct
Sat
17 Oct
Sun
18 Oct
Mon
19 Oct
Changde Air quality rank
Real-time AQI (Monitoring Station in Changde)
市二中
4214
PM2.5
32
PM10
134
O3
0.8
CO
10
SO2
11
NO2
武陵区永安
4115
PM2.5
34
PM10
131
O3
1.0
CO
9
SO2
9
NO2
鼎城区玉霞
4314
PM2.5
29
PM10
136
O3
0.9
CO
11
SO2
2
NO2
武陵区长庚
3915
PM2.5
28
PM10
123
O3
0.8
CO
8
SO2
9
NO2
Air quality in the last 12 months (Changde)
|
2026/08
|
20
|
20
|
21
|
20
|
22
|
26
|
29
|
39
|
47
|
36
|
22
|
15
|
20
|
25
|
31
|
40
|
49
|
43
|
40
|
57
|
44
|
35
|
35
|
24
|
25
|
26
|
32
|
35
|
38
|
39
|
39
|
|
2026/07
|
17
|
15
|
20
|
15
|
13
|
15
|
15
|
21
|
20
|
22
|
28
|
35
|
34
|
37
|
32
|
21
|
20
|
24
|
24
|
31
|
38
|
18
|
21
|
27
|
24
|
32
|
17
|
15
|
21
|
18
|
17
|
|
2026/06
|
46
|
44
|
28
|
36
|
67
|
55
|
53
|
26
|
23
|
34
|
33
|
32
|
28
|
27
|
41
|
59
|
59
|
69
|
30
|
23
|
21
|
25
|
24
|
26
|
31
|
43
|
51
|
52
|
49
|
22
|
|
|
2026/05
|
43
|
39
|
31
|
39
|
40
|
47
|
38
|
47
|
34
|
41
|
48
|
64
|
24
|
32
|
61
|
60
|
20
|
25
|
25
|
29
|
37
|
43
|
59
|
49
|
46
|
21
|
26
|
28
|
39
|
37
|
39
|
|
2026/04
|
33
|
34
|
28
|
42
|
63
|
52
|
64
|
73
|
53
|
45
|
47
|
40
|
46
|
34
|
30
|
36
|
42
|
42
|
55
|
96
|
39
|
24
|
28
|
44
|
43
|
56
|
33
|
34
|
32
|
36
|
|
|
2026/03
|
18
|
24
|
35
|
39
|
58
|
78
|
90
|
78
|
74
|
48
|
37
|
100
|
79
|
75
|
44
|
19
|
26
|
34
|
55
|
82
|
55
|
45
|
33
|
61
|
60
|
35
|
33
|
36
|
30
|
33
|
44
|
|
2026/02
|
62
|
75
|
103
|
130
|
142
|
165
|
94
|
84
|
76
|
64
|
55
|
86
|
83
|
74
|
90
|
28
|
59
|
76
|
69
|
45
|
43
|
71
|
70
|
64
|
45
|
29
|
34
|
50
|
|||
|
2026/01
|
50
|
81
|
91
|
65
|
71
|
73
|
63
|
74
|
68
|
83
|
109
|
109
|
75
|
100
|
129
|
154
|
169
|
194
|
38
|
63
|
55
|
64
|
80
|
97
|
82
|
141
|
171
|
120
|
74
|
64
|
67
|
|
2025/12
|
106
|
129
|
76
|
62
|
57
|
62
|
112
|
112
|
130
|
163
|
178
|
166
|
38
|
51
|
57
|
74
|
117
|
106
|
73
|
94
|
40
|
94
|
41
|
58
|
69
|
75
|
92
|
88
|
131
|
163
|
121
|
|
2025/11
|
43
|
35
|
55
|
30
|
52
|
48
|
26
|
17
|
26
|
37
|
57
|
52
|
60
|
68
|
69
|
74
|
50
|
29
|
30
|
40
|
52
|
63
|
61
|
43
|
69
|
61
|
80
|
64
|
53
|
98
|
|
|
2025/10
|
53
|
49
|
22
|
27
|
54
|
74
|
62
|
60
|
74
|
73
|
70
|
59
|
20
|
26
|
49
|
19
|
17
|
12
|
17
|
11
|
21
|
41
|
48
|
54
|
77
|
48
|
52
|
51
|
73
|
57
|
53
|
|
2025/09
|
24
|
21
|
33
|
45
|
48
|
32
|
41
|
49
|
22
|
23
|
25
|
25
|
21
|
23
|
34
|
39
|
52
|
17
|
11
|
18
|
33
|
27
|
15
|
14
|
21
|
18
|
22
|
34
|
25
|
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
*: primary pollution