Air Quality
Excellent
No health implications.
6
PM2.5
8
PM10
29
O3
0.5
CO
6
SO2
7
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Aug
31
Excellent
Thu
21 Aug
30
Excellent
Fri
22 Aug
38
Excellent
Sat
23 Aug
43
Excellent
Sun
24 Aug
42
Excellent
Mon
25 Aug
49
Excellent
Tue
26 Aug
22
Excellent
Real-time AQI (Monitoring Station in Hechi)
市疾控中心
106
PM2.5
8
PM10
29
O3
0.5
CO
6
SO2
7
NO2
Air quality in the last 12 months (Hechi)
|
2025/06
|
29
|
16
|
14
|
27
|
43
|
34
|
30
|
26
|
26
|
27
|
28
|
29
|
24
|
22
|
26
|
19
|
18
|
18
|
15
|
15
|
17
|
18
|
25
|
27
|
24
|
27
|
21
|
19
|
23
|
20
|
|
|
2025/05
|
28
|
47
|
51
|
26
|
27
|
24
|
22
|
45
|
21
|
28
|
20
|
34
|
45
|
41
|
26
|
16
|
22
|
20
|
22
|
24
|
25
|
30
|
20
|
41
|
35
|
25
|
38
|
37
|
9
|
28
|
30
|
|
2025/04
|
37
|
51
|
62
|
55
|
65
|
79
|
101
|
107
|
112
|
106
|
65
|
45
|
171
|
122
|
91
|
86
|
77
|
66
|
49
|
46
|
41
|
41
|
17
|
21
|
22
|
29
|
44
|
34
|
47
|
38
|
|
|
2025/03
|
47
|
48
|
78
|
33
|
19
|
15
|
28
|
40
|
62
|
32
|
40
|
47
|
29
|
23
|
13
|
22
|
41
|
21
|
34
|
47
|
52
|
69
|
78
|
76
|
88
|
82
|
73
|
69
|
16
|
12
|
27
|
|
2025/02
|
17
|
9
|
20
|
49
|
68
|
23
|
14
|
46
|
59
|
62
|
128
|
102
|
36
|
55
|
18
|
40
|
41
|
24
|
16
|
11
|
12
|
12
|
11
|
24
|
39
|
27
|
30
|
55
|
|||
|
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
|
|
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
Air quality source: CNEMC
*: primary pollution