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
3 Jul
Sat
4 Jul
Sun
5 Jul
Mon
6 Jul
Tue
7 Jul
Wed
8 Jul
Thu
9 Jul
Real-time AQI (Monitoring Station in Changsha)
经开区环保局
2315
PM2.5
23
PM10
14
O3
0.5
CO
43
SO2
24
NO2
高开区环保局
3412
PM2.5
34
PM10
3
O3
0.7
CO
2
SO2
23
NO2
马坡岭
2513
PM2.5
25
PM10
5
O3
0.5
CO
7
SO2
30
NO2
湖南师范大学
3915
PM2.5
39
PM10
12
O3
0.2
CO
6
SO2
19
NO2
雨花区环保局
2714
PM2.5
27
PM10
8
O3
0.9
CO
4
SO2
21
NO2
伍家岭
3212
PM2.5
32
PM10
2
O3
0.4
CO
3
SO2
26
NO2
火车新站
237
PM2.5
23
PM10
19
O3
0.4
CO
7
SO2
16
NO2
天心区环保局
2415
PM2.5
24
PM10
22
O3
0.3
CO
3
SO2
28
NO2
湖南中医药大学
503
PM2.5
50
PM10
6
O3
0.6
CO
5
SO2
24
NO2
Air quality in the last 12 months (Changsha)
|
2026/05
|
40
|
36
|
38
|
44
|
47
|
44
|
45
|
46
|
46
|
48
|
49
|
54
|
27
|
26
|
40
|
26
|
21
|
20
|
16
|
29
|
34
|
27
|
26
|
27
|
28
|
29
|
29
|
34
|
49
|
47
|
58
|
|
2026/04
|
53
|
40
|
28
|
47
|
66
|
47
|
72
|
63
|
46
|
42
|
34
|
39
|
38
|
26
|
30
|
27
|
45
|
56
|
56
|
53
|
18
|
21
|
34
|
45
|
50
|
54
|
64
|
30
|
29
|
35
|
|
|
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
|
|
|
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