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
24 Nov
Mon
25 Nov
Tue
26 Nov
Wed
27 Nov
Thu
28 Nov
Fri
29 Nov
Sat
30 Nov
Real-time AQI (Monitoring Station in Hechi)
东仁乐园
3826
PM2.5
32
PM10
61
O3
0.8
CO
3
SO2
5
NO2
市环保站
3826
PM2.5
28
PM10
65
O3
0.5
CO
10
SO2
8
NO2
市疾控中心
3625
PM2.5
30
PM10
59
O3
0.6
CO
11
SO2
12
NO2
Air quality in the last 12 months (Hechi)
|
2024/10
|
12
|
23
|
40
|
46
|
48
|
50
|
52
|
46
|
36
|
43
|
44
|
53
|
74
|
24
|
22
|
31
|
35
|
29
|
26
|
21
|
35
|
28
|
27
|
34
|
33
|
34
|
25
|
34
|
40
|
47
|
51
|
|
2024/09
|
26
|
29
|
29
|
28
|
37
|
37
|
26
|
22
|
23
|
25
|
28
|
34
|
38
|
41
|
36
|
31
|
24
|
28
|
35
|
33
|
27
|
22
|
26
|
42
|
50
|
59
|
44
|
48
|
41
|
35
|
|
|
2024/08
|
17
|
20
|
22
|
26
|
30
|
32
|
33
|
32
|
34
|
29
|
20
|
25
|
20
|
24
|
32
|
34
|
19
|
25
|
35
|
27
|
27
|
22
|
20
|
23
|
30
|
26
|
26
|
35
|
30
|
26
|
36
|
|
2024/07
|
31
|
16
|
16
|
24
|
20
|
17
|
20
|
20
|
25
|
25
|
22
|
22
|
24
|
24
|
28
|
29
|
26
|
24
|
21
|
25
|
37
|
35
|
30
|
24
|
34
|
40
|
29
|
22
|
17
|
16
|
19
|
|
2024/06
|
37
|
41
|
28
|
17
|
26
|
27
|
36
|
35
|
13
|
12
|
20
|
32
|
34
|
14
|
29
|
23
|
24
|
15
|
26
|
29
|
28
|
27
|
27
|
21
|
12
|
12
|
23
|
21
|
21
|
20
|
|
|
2024/05
|
11
|
21
|
18
|
27
|
24
|
31
|
36
|
35
|
29
|
30
|
37
|
20
|
45
|
51
|
54
|
49
|
47
|
31
|
18
|
30
|
22
|
28
|
36
|
43
|
45
|
22
|
29
|
34
|
44
|
25
|
26
|
|
2024/04
|
73
|
71
|
65
|
27
|
17
|
17
|
16
|
20
|
39
|
32
|
33
|
58
|
51
|
56
|
60
|
50
|
44
|
23
|
44
|
27
|
22
|
50
|
29
|
40
|
57
|
32
|
41
|
51
|
71
|
41
|
|
|
2024/03
|
40
|
57
|
81
|
31
|
47
|
28
|
60
|
63
|
49
|
25
|
33
|
50
|
46
|
26
|
18
|
27
|
56
|
41
|
25
|
65
|
87
|
79
|
48
|
52
|
52
|
32
|
56
|
45
|
45
|
56
|
65
|
|
2024/02
|
45
|
43
|
26
|
13
|
13
|
13
|
15
|
22
|
27
|
70
|
53
|
55
|
80
|
90
|
50
|
24
|
60
|
50
|
54
|
54
|
51
|
27
|
16
|
16
|
19
|
17
|
28
|
20
|
17
|
||
|
2024/01
|
107
|
38
|
23
|
48
|
103
|
87
|
58
|
39
|
27
|
35
|
36
|
27
|
33
|
57
|
65
|
61
|
51
|
45
|
53
|
11
|
14
|
19
|
34
|
45
|
36
|
37
|
51
|
53
|
30
|
19
|
33
|
|
2023/12
|
57
|
36
|
20
|
21
|
39
|
46
|
53
|
59
|
63
|
50
|
45
|
28
|
61
|
64
|
44
|
19
|
24
|
20
|
18
|
30
|
48
|
58
|
54
|
55
|
52
|
61
|
70
|
93
|
103
|
88
|
104
|
|
2023/11
|
45
|
49
|
65
|
49
|
31
|
25
|
23
|
37
|
53
|
46
|
32
|
9
|
13
|
19
|
18
|
30
|
53
|
55
|
57
|
51
|
59
|
75
|
79
|
71
|
75
|
72
|
47
|
57
|
78
|
74
|
|
|
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