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
11 Nov
Thu
12 Nov
Fri
13 Nov
Sat
14 Nov
Sun
15 Nov
Mon
16 Nov
Tue
17 Nov
Real-time AQI (Monitoring Station in Changsha)
经开区环保局
4523
PM2.5
45
PM10
61
O3
0.5
CO
10
SO2
10
NO2
高开区环保局
4321
PM2.5
43
PM10
65
O3
0.5
CO
9
SO2
8
NO2
马坡岭
3822
PM2.5
38
PM10
83
O3
0.4
CO
11
SO2
14
NO2
湖南师范大学
4122
PM2.5
41
PM10
68
O3
0.7
CO
9
SO2
24
NO2
雨花区环保局
4118
PM2.5
41
PM10
73
O3
0.8
CO
12
SO2
11
NO2
伍家岭
4222
PM2.5
42
PM10
70
O3
0.8
CO
9
SO2
16
NO2
火车新站
4621
PM2.5
46
PM10
67
O3
0.7
CO
9
SO2
24
NO2
天心区环保局
3418
PM2.5
34
PM10
81
O3
0.9
CO
9
SO2
14
NO2
湖南中医药大学
4618
PM2.5
46
PM10
65
O3
0.8
CO
13
SO2
17
NO2
Air quality in the last 12 months (Changsha)
|
2026/09
|
34
|
33
|
32
|
42
|
44
|
56
|
66
|
54
|
50
|
44
|
44
|
55
|
74
|
65
|
68
|
88
|
66
|
39
|
54
|
61
|
65
|
35
|
41
|
57
|
54
|
60
|
55
|
65
|
29
|
40
|
|
|
2026/08
|
21
|
17
|
22
|
25
|
30
|
30
|
33
|
41
|
45
|
36
|
19
|
16
|
15
|
19
|
36
|
42
|
38
|
37
|
30
|
39
|
45
|
38
|
35
|
25
|
22
|
19
|
27
|
35
|
41
|
36
|
30
|
|
2026/07
|
23
|
29
|
32
|
20
|
18
|
20
|
17
|
18
|
21
|
27
|
36
|
36
|
46
|
39
|
20
|
22
|
26
|
26
|
19
|
31
|
24
|
25
|
28
|
32
|
42
|
32
|
14
|
20
|
22
|
18
|
19
|
|
2026/06
|
55
|
60
|
55
|
27
|
38
|
39
|
48
|
24
|
32
|
42
|
59
|
47
|
23
|
31
|
35
|
48
|
46
|
35
|
15
|
18
|
25
|
23
|
17
|
21
|
31
|
36
|
44
|
48
|
52
|
34
|
|
|
2026/05
|
40
|
36
|
38
|
44
|
47
|
44
|
45
|
46
|
46
|
48
|
49
|
54
|
27
|
26
|
40
|
26
|
21
|
20
|
16
|
29
|
34
|
27
|
26
|
27
|
28
|
29
|
29
|
34
|
49
|
47
|
58
|
|
2026/04
|
53
|
40
|
28
|
47
|
66
|
47
|
72
|
63
|
46
|
42
|
34
|
39
|
38
|
26
|
30
|
27
|
45
|
56
|
56
|
53
|
18
|
21
|
34
|
45
|
50
|
54
|
64
|
30
|
29
|
35
|
|
|
2026/03
|
14
|
30
|
56
|
54
|
58
|
84
|
84
|
52
|
74
|
81
|
50
|
69
|
49
|
54
|
102
|
14
|
22
|
26
|
39
|
44
|
39
|
34
|
29
|
57
|
82
|
35
|
67
|
61
|
56
|
33
|
40
|
|
2026/02
|
45
|
64
|
68
|
76
|
100
|
120
|
77
|
67
|
59
|
60
|
54
|
63
|
66
|
52
|
60
|
24
|
76
|
52
|
54
|
45
|
38
|
54
|
52
|
39
|
43
|
23
|
32
|
34
|
|||
|
2026/01
|
37
|
58
|
66
|
50
|
72
|
93
|
78
|
63
|
69
|
79
|
84
|
72
|
97
|
74
|
99
|
117
|
166
|
165
|
22
|
38
|
60
|
61
|
80
|
60
|
76
|
138
|
131
|
100
|
70
|
35
|
49
|
|
2025/12
|
117
|
125
|
76
|
63
|
88
|
101
|
116
|
142
|
132
|
139
|
165
|
172
|
32
|
56
|
59
|
63
|
105
|
143
|
90
|
127
|
105
|
72
|
49
|
78
|
72
|
63
|
77
|
81
|
93
|
176
|
154
|
|
2025/11
|
73
|
58
|
48
|
46
|
54
|
39
|
61
|
12
|
21
|
25
|
59
|
57
|
49
|
60
|
72
|
73
|
66
|
31
|
33
|
49
|
63
|
66
|
76
|
67
|
70
|
72
|
94
|
90
|
72
|
67
|
|
|
2025/10
|
54
|
52
|
44
|
42
|
51
|
37
|
58
|
75
|
59
|
55
|
118
|
158
|
85
|
66
|
65
|
40
|
31
|
11
|
10
|
11
|
19
|
34
|
42
|
47
|
80
|
79
|
76
|
73
|
77
|
106
|
70
|
|
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