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
26 Aug
Thu
27 Aug
Fri
28 Aug
Sat
29 Aug
Sun
30 Aug
Mon
31 Aug
Tue
1 Sep
Real-time AQI (Monitoring Station in Hechi)
市环保站
123
PM2.5
8
PM10
36
O3
0.7
CO
5
SO2
4
NO2
上任中路54号
103
PM2.5
10
PM10
26
O3
0.8
CO
6
SO2
8
NO2
Air quality in the last 12 months (Hechi)
|
2026/07
|
15
|
25
|
26
|
20
|
13
|
19
|
15
|
18
|
20
|
19
|
29
|
32
|
33
|
34
|
22
|
26
|
24
|
28
|
21
|
22
|
27
|
32
|
29
|
29
|
34
|
31
|
36
|
22
|
23
|
21
|
22
|
|
2026/06
|
35
|
32
|
39
|
28
|
28
|
29
|
27
|
21
|
30
|
23
|
29
|
40
|
38
|
21
|
28
|
33
|
33
|
19
|
13
|
16
|
21
|
24
|
22
|
20
|
15
|
15
|
22
|
21
|
30
|
23
|
|
|
2026/05
|
35
|
39
|
20
|
30
|
33
|
38
|
29
|
25
|
27
|
29
|
28
|
40
|
46
|
41
|
33
|
23
|
19
|
20
|
20
|
26
|
23
|
24
|
30
|
32
|
31
|
34
|
33
|
29
|
22
|
22
|
26
|
|
2026/04
|
24
|
57
|
62
|
34
|
59
|
98
|
42
|
59
|
65
|
67
|
71
|
71
|
70
|
54
|
48
|
48
|
22
|
28
|
43
|
48
|
37
|
20
|
16
|
23
|
34
|
46
|
43
|
24
|
25
|
25
|
|
|
2026/03
|
40
|
17
|
15
|
19
|
39
|
47
|
61
|
51
|
11
|
18
|
28
|
40
|
49
|
59
|
65
|
56
|
36
|
25
|
40
|
28
|
27
|
34
|
58
|
56
|
40
|
66
|
50
|
28
|
41
|
50
|
35
|
|
2026/02
|
29
|
46
|
59
|
104
|
159
|
99
|
30
|
15
|
20
|
15
|
26
|
29
|
17
|
34
|
52
|
38
|
19
|
26
|
17
|
42
|
84
|
108
|
98
|
45
|
36
|
55
|
35
|
41
|
|||
|
2026/01
|
13
|
16
|
34
|
28
|
18
|
27
|
41
|
47
|
58
|
78
|
64
|
85
|
92
|
101
|
106
|
114
|
103
|
80
|
70
|
29
|
11
|
24
|
39
|
55
|
53
|
29
|
28
|
38
|
70
|
28
|
15
|
|
2025/12
|
75
|
74
|
57
|
67
|
58
|
64
|
73
|
55
|
64
|
84
|
91
|
76
|
20
|
38
|
49
|
60
|
62
|
52
|
60
|
60
|
38
|
54
|
58
|
17
|
32
|
48
|
56
|
58
|
77
|
75
|
75
|
|
2025/11
|
19
|
22
|
7
|
10
|
16
|
30
|
39
|
18
|
9
|
9
|
9
|
22
|
36
|
36
|
38
|
39
|
43
|
16
|
19
|
28
|
31
|
38
|
43
|
52
|
42
|
46
|
48
|
53
|
53
|
63
|
|
|
2025/10
|
21
|
24
|
24
|
24
|
24
|
12
|
18
|
21
|
26
|
30
|
33
|
35
|
29
|
19
|
19
|
23
|
31
|
38
|
14
|
8
|
8
|
10
|
16
|
34
|
37
|
20
|
24
|
26
|
39
|
48
|
26
|
|
2025/09
|
22
|
24
|
18
|
23
|
21
|
22
|
29
|
26
|
16
|
16
|
17
|
15
|
21
|
23
|
23
|
20
|
19
|
21
|
25
|
34
|
19
|
19
|
16
|
11
|
8
|
13
|
22
|
27
|
24
|
33
|
|
|
2025/08
|
18
|
29
|
29
|
37
|
26
|
20
|
20
|
27
|
25
|
24
|
24
|
30
|
26
|
28
|
11
|
16
|
21
|
18
|
12
|
14
|
22
|
21
|
25
|
26
|
25
|
22
|
23
|
22
|
24
|
23
|
23
|
|
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