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
27 Feb
Fri
28 Feb
Sat
1 Mar
Sun
2 Mar
Mon
3 Mar
Tue
4 Mar
Wed
5 Mar
Real-time AQI (Monitoring Station in Hechi)
东仁乐园
4721
PM2.5
47
PM10
11
O3
0.9
CO
6
SO2
20
NO2
市环保站
2316
PM2.5
23
PM10
12
O3
0.8
CO
8
SO2
12
NO2
Air quality in the last 12 months (Hechi)
|
2025/01
|
97
|
85
|
76
|
110
|
77
|
81
|
94
|
72
|
35
|
33
|
48
|
62
|
74
|
87
|
78
|
71
|
72
|
86
|
85
|
84
|
91
|
117
|
152
|
120
|
33
|
13
|
35
|
42
|
120
|
77
|
50
|
|
2024/12
|
70
|
79
|
90
|
90
|
45
|
15
|
8
|
29
|
53
|
46
|
35
|
34
|
43
|
50
|
41
|
56
|
79
|
73
|
68
|
77
|
81
|
91
|
84
|
90
|
88
|
84
|
78
|
56
|
84
|
124
|
113
|
|
2024/11
|
46
|
42
|
54
|
64
|
58
|
55
|
60
|
55
|
53
|
55
|
62
|
66
|
68
|
69
|
62
|
61
|
58
|
24
|
15
|
18
|
18
|
20
|
32
|
49
|
55
|
21
|
30
|
35
|
41
|
55
|
|
|
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
|
||
|
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