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
29 Apr
Thu
30 Apr
Fri
1 May
Sat
2 May
Sun
3 May
Mon
4 May
Tue
5 May
Real-time AQI (Monitoring Station in Changsha)
高开区环保局
293
PM2.5
9
PM10
90
O3
0.3
CO
6
SO2
6
NO2
马坡岭
303
PM2.5
11
PM10
93
O3
0.5
CO
5
SO2
11
NO2
湖南师范大学
283
PM2.5
12
PM10
89
O3
0.5
CO
6
SO2
7
NO2
雨花区环保局
283
PM2.5
13
PM10
89
O3
0.5
CO
4
SO2
6
NO2
火车新站
253
PM2.5
12
PM10
79
O3
0.3
CO
4
SO2
11
NO2
天心区环保局
283
PM2.5
10
PM10
89
O3
0.2
CO
5
SO2
9
NO2
湖南中医药大学
303
PM2.5
10
PM10
96
O3
0.5
CO
6
SO2
6
NO2
Air quality in the last 12 months (Changsha)
|
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
|
|
2025/09
|
36
|
26
|
34
|
34
|
40
|
43
|
49
|
35
|
40
|
40
|
34
|
28
|
35
|
41
|
36
|
38
|
38
|
31
|
18
|
26
|
30
|
28
|
33
|
19
|
19
|
30
|
44
|
54
|
49
|
50
|
|
|
2025/08
|
42
|
53
|
38
|
27
|
31
|
20
|
17
|
21
|
29
|
32
|
38
|
40
|
30
|
28
|
16
|
27
|
26
|
32
|
16
|
20
|
22
|
21
|
28
|
26
|
25
|
28
|
35
|
30
|
27
|
46
|
31
|
|
2025/07
|
19
|
17
|
25
|
34
|
43
|
45
|
51
|
51
|
39
|
23
|
31
|
27
|
27
|
30
|
32
|
29
|
35
|
39
|
36
|
31
|
16
|
14
|
16
|
22
|
26
|
31
|
28
|
27
|
31
|
29
|
33
|
|
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
|
|
|
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