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
19 Apr
Sun
20 Apr
Mon
21 Apr
Tue
22 Apr
Wed
23 Apr
Thu
24 Apr
Fri
25 Apr
Changsha Air quality rank
Real-time AQI (Monitoring Station in Changsha)
经开区环保局
2213
PM2.5
14
PM10
70
O3
0.4
CO
6
SO2
8
NO2
高开区环保局
293
PM2.5
10
PM10
90
O3
0.7
CO
4
SO2
6
NO2
马坡岭
2210
PM2.5
14
PM10
69
O3
0.5
CO
2
SO2
10
NO2
湖南师范大学
199
PM2.5
15
PM10
60
O3
0.4
CO
3
SO2
7
NO2
雨花区环保局
2411
PM2.5
15
PM10
76
O3
0.3
CO
2
SO2
8
NO2
伍家岭
2010
PM2.5
18
PM10
62
O3
0.5
CO
1
SO2
17
NO2
火车新站
237
PM2.5
17
PM10
73
O3
0.6
CO
5
SO2
15
NO2
天心区环保局
2512
PM2.5
18
PM10
77
O3
0.7
CO
2
SO2
7
NO2
湖南中医药大学
203
PM2.5
14
PM10
64
O3
0.6
CO
3
SO2
19
NO2
沙坪
373
PM2.5
37
PM10
68
O3
0.5
CO
5
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