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
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Real-time AQI (Monitoring Station in Changsha)
经开区环保局
6317
PM2.5
76 *
PM10
133
O3
0.5
CO
6
SO2
7
NO2
高开区环保局
6218
PM2.5
73 *
PM10
139
O3
0.5
CO
6
SO2
3
NO2
马坡岭
6117
PM2.5
71 *
PM10
141
O3
0.3
CO
4
SO2
8
NO2
湖南师范大学
6018
PM2.5
70 *
PM10
146
O3
0.5
CO
5
SO2
8
NO2
雨花区环保局
6325
PM2.5
75 *
PM10
146
O3
0.0
CO
5
SO2
8
NO2
伍家岭
6214
PM2.5
74 *
PM10
133
O3
0.5
CO
4
SO2
6
NO2
天心区环保局
6520
PM2.5
79 *
PM10
144
O3
0.5
CO
4
SO2
10
NO2
湖南中医药大学
6918
PM2.5
87 *
PM10
138
O3
0.4
CO
4
SO2
4
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