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
15 Aug
Sat
16 Aug
Sun
17 Aug
Mon
18 Aug
Tue
19 Aug
Wed
20 Aug
Thu
21 Aug
Changsha Air quality rank
Real-time AQI (Monitoring Station in Changsha)
经开区环保局
123
PM2.5
11
PM10
36
O3
0.2
CO
9
SO2
8
NO2
高开区环保局
153
PM2.5
15
PM10
34
O3
0.2
CO
3
SO2
4
NO2
马坡岭
133
PM2.5
11
PM10
40
O3
0.4
CO
4
SO2
6
NO2
湖南师范大学
173
PM2.5
17
PM10
38
O3
0.2
CO
4
SO2
10
NO2
雨花区环保局
106
PM2.5
10
PM10
32
O3
0.4
CO
5
SO2
6
NO2
伍家岭
113
PM2.5
11
PM10
35
O3
0.2
CO
2
SO2
7
NO2
火车新站
133
PM2.5
13
PM10
36
O3
0.3
CO
6
SO2
4
NO2
天心区环保局
123
PM2.5
12
PM10
36
O3
0.2
CO
3
SO2
9
NO2
湖南中医药大学
107
PM2.5
10
PM10
32
O3
0.4
CO
3
SO2
6
NO2
沙坪
93
PM2.5
8
PM10
24
O3
0.2
CO
3
SO2
18
NO2
Air quality in the last 12 months (Changsha)
|
2025/06
|
15
|
27
|
45
|
53
|
48
|
45
|
32
|
31
|
37
|
39
|
24
|
20
|
33
|
24
|
22
|
31
|
18
|
16
|
16
|
19
|
22
|
16
|
20
|
21
|
32
|
41
|
29
|
20
|
18
|
21
|
|
|
2025/05
|
65
|
65
|
69
|
58
|
49
|
64
|
69
|
42
|
39
|
55
|
48
|
53
|
50
|
62
|
60
|
37
|
40
|
54
|
42
|
23
|
26
|
27
|
40
|
59
|
57
|
57
|
65
|
28
|
23
|
28
|
23
|
|
2025/04
|
65
|
67
|
62
|
66
|
76
|
87
|
80
|
77
|
75
|
61
|
57
|
212
|
149
|
147
|
86
|
71
|
75
|
75
|
31
|
63
|
37
|
49
|
60
|
41
|
44
|
41
|
44
|
55
|
68
|
44
|
|
|
2025/03
|
43
|
40
|
14
|
40
|
49
|
64
|
58
|
49
|
68
|
57
|
44
|
72
|
67
|
19
|
36
|
53
|
48
|
51
|
51
|
53
|
61
|
66
|
84
|
81
|
72
|
83
|
89
|
65
|
65
|
34
|
63
|
|
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
|
|
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