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
29 Mar
Sun
30 Mar
Mon
31 Mar
Tue
1 Apr
Wed
2 Apr
Thu
3 Apr
Fri
4 Apr
Real-time AQI (Monitoring Station in Changsha)
经开区环保局
5726
PM2.5
64 *
PM10
61
O3
0.3
CO
3
SO2
10
NO2
高开区环保局
5524
PM2.5
59 *
PM10
66
O3
0.3
CO
4
SO2
6
NO2
马坡岭
5830
PM2.5
65 *
PM10
59
O3
0.4
CO
4
SO2
4
NO2
湖南师范大学
5732
PM2.5
64 *
PM10
69
O3
0.4
CO
4
SO2
6
NO2
雨花区环保局
5533
PM2.5
60 *
PM10
61
O3
0.4
CO
5
SO2
10
NO2
伍家岭
6931
PM2.5
87 *
PM10
66
O3
0.4
CO
2
SO2
5
NO2
火车新站
6129
PM2.5
72 *
PM10
64
O3
0.4
CO
5
SO2
10
NO2
天心区环保局
5631
PM2.5
62 *
PM10
68
O3
0.4
CO
2
SO2
9
NO2
湖南中医药大学
5121
PM2.5
51 *
PM10
63
O3
0.5
CO
3
SO2
6
NO2
沙坪
6929
PM2.5
87 *
PM10
71
O3
0.2
CO
5
SO2
3
NO2
Air quality in the last 12 months (Changsha)
|
2025/02
|
61
|
51
|
69
|
71
|
76
|
66
|
81
|
49
|
50
|
57
|
76
|
91
|
117
|
106
|
63
|
77
|
65
|
50
|
49
|
60
|
120
|
38
|
76
|
97
|
95
|
88
|
67
|
59
|
|||
|
2025/01
|
159
|
161
|
194
|
232
|
76
|
86
|
93
|
72
|
68
|
58
|
66
|
81
|
84
|
85
|
87
|
64
|
73
|
80
|
119
|
132
|
109
|
102
|
263
|
180
|
18
|
39
|
66
|
105
|
253
|
83
|
65
|
|
2024/12
|
64
|
73
|
140
|
138
|
52
|
66
|
69
|
104
|
79
|
65
|
71
|
101
|
109
|
60
|
62
|
77
|
71
|
94
|
90
|
114
|
110
|
81
|
75
|
110
|
131
|
139
|
185
|
97
|
90
|
125
|
134
|
|
2024/11
|
98
|
146
|
135
|
114
|
111
|
96
|
71
|
65
|
107
|
95
|
91
|
98
|
98
|
135
|
150
|
134
|
22
|
17
|
34
|
42
|
51
|
68
|
75
|
96
|
39
|
33
|
44
|
53
|
60
|
61
|
|
|
2024/10
|
37
|
61
|
60
|
55
|
56
|
90
|
61
|
45
|
61
|
80
|
85
|
120
|
187
|
55
|
77
|
86
|
54
|
44
|
27
|
45
|
36
|
19
|
41
|
50
|
71
|
77
|
90
|
149
|
108
|
74
|
72
|
|
2024/09
|
50
|
47
|
60
|
57
|
46
|
54
|
50
|
36
|
42
|
41
|
48
|
34
|
33
|
43
|
51
|
48
|
52
|
52
|
44
|
52
|
46
|
42
|
45
|
56
|
66
|
77
|
92
|
56
|
41
|
53
|
|
|
2024/08
|
20
|
25
|
25
|
33
|
35
|
32
|
34
|
36
|
36
|
41
|
40
|
37
|
32
|
39
|
43
|
30
|
41
|
25
|
34
|
40
|
45
|
38
|
32
|
32
|
38
|
41
|
45
|
31
|
32
|
47
|
50
|
|
2024/07
|
25
|
24
|
29
|
23
|
26
|
25
|
29
|
28
|
29
|
33
|
35
|
36
|
36
|
28
|
34
|
31
|
25
|
25
|
21
|
26
|
29
|
27
|
32
|
37
|
41
|
37
|
27
|
10
|
16
|
15
|
21
|
|
2024/06
|
27
|
36
|
49
|
25
|
27
|
37
|
37
|
43
|
30
|
18
|
23
|
23
|
26
|
25
|
28
|
27
|
19
|
24
|
18
|
27
|
30
|
29
|
25
|
16
|
15
|
14
|
23
|
29
|
27
|
14
|
|
|
2024/05
|
40
|
49
|
30
|
18
|
40
|
39
|
53
|
72
|
56
|
64
|
56
|
106
|
91
|
64
|
64
|
72
|
64
|
54
|
51
|
35
|
56
|
31
|
38
|
46
|
37
|
38
|
26
|
31
|
35
|
18
|
42
|
|
2024/04
|
36
|
27
|
50
|
65
|
76
|
68
|
72
|
62
|
45
|
47
|
63
|
51
|
45
|
42
|
64
|
35
|
41
|
47
|
30
|
32
|
54
|
67
|
42
|
56
|
62
|
57
|
53
|
46
|
37
|
15
|
|
|
2024/03
|
100
|
65
|
49
|
39
|
81
|
119
|
79
|
77
|
75
|
75
|
82
|
68
|
61
|
91
|
71
|
74
|
76
|
32
|
57
|
77
|
78
|
58
|
36
|
60
|
31
|
38
|
50
|
47
|
46
|
54
|
41
|
|
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