Air Quality
Excellent
No health implications.
7
PM2.5
26
PM10
53
O3
0.3
CO
4
SO2
18
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
17 Sep
64
Good
Thu
18 Sep
60
Good
Fri
19 Sep
57
Good
Sat
20 Sep
62
Good
Sun
21 Sep
47
Excellent
Mon
22 Sep
48
Excellent
Tue
23 Sep
39
Excellent
Air quality in the last 12 months (Hezuo)
|
2025/08
|
32
|
28
|
30
|
12
|
18
|
19
|
20
|
19
|
20
|
24
|
33
|
27
|
27
|
40
|
35
|
38
|
35
|
30
|
16
|
20
|
15
|
17
|
20
|
33
|
26
|
19
|
12
|
14
|
25
|
37
|
39
|
|
2025/07
|
41
|
31
|
28
|
24
|
27
|
22
|
30
|
36
|
35
|
38
|
32
|
28
|
35
|
40
|
33
|
43
|
45
|
24
|
55
|
22
|
22
|
25
|
31
|
22
|
23
|
28
|
41
|
37
|
26
|
28
|
33
|
|
2025/06
|
23
|
27
|
24
|
31
|
48
|
45
|
37
|
43
|
23
|
37
|
42
|
40
|
42
|
27
|
44
|
48
|
52
|
32
|
30
|
40
|
39
|
22
|
33
|
17
|
22
|
34
|
30
|
38
|
40
|
28
|
|
|
2025/05
|
44
|
84
|
144
|
72
|
47
|
55
|
79
|
75
|
49
|
40
|
39
|
49
|
51
|
31
|
24
|
50
|
41
|
50
|
52
|
42
|
48
|
54
|
57
|
45
|
34
|
45
|
34
|
41
|
40
|
72
|
55
|
|
2025/04
|
75
|
80
|
74
|
87
|
86
|
63
|
50
|
90
|
79
|
75
|
66
|
56
|
55
|
59
|
58
|
72
|
59
|
116
|
84
|
70
|
80
|
60
|
45
|
46
|
44
|
28
|
34
|
47
|
49
|
59
|
|
|
2025/03
|
54
|
49
|
48
|
44
|
42
|
46
|
79
|
59
|
52
|
53
|
85
|
99
|
43
|
37
|
44
|
38
|
37
|
48
|
58
|
56
|
46
|
50
|
59
|
47
|
45
|
131
|
160
|
59
|
68
|
83
|
81
|
|
2025/02
|
42
|
43
|
34
|
35
|
50
|
49
|
52
|
49
|
48
|
50
|
63
|
67
|
56
|
58
|
48
|
44
|
38
|
40
|
49
|
45
|
47
|
35
|
43
|
43
|
46
|
46
|
46
|
40
|
|||
|
2025/01
|
59
|
56
|
48
|
56
|
41
|
55
|
55
|
62
|
63
|
62
|
44
|
47
|
43
|
48
|
65
|
42
|
50
|
49
|
48
|
44
|
48
|
59
|
61
|
61
|
60
|
64
|
29
|
37
|
109
|
47
|
39
|
|
2024/12
|
45
|
46
|
49
|
44
|
41
|
42
|
38
|
38
|
37
|
31
|
35
|
39
|
34
|
29
|
34
|
30
|
27
|
35
|
54
|
54
|
61
|
68
|
65
|
74
|
65
|
54
|
62
|
57
|
52
|
41
|
53
|
|
2024/11
|
26
|
26
|
28
|
27
|
28
|
28
|
28
|
33
|
29
|
23
|
32
|
23
|
33
|
26
|
26
|
18
|
20
|
29
|
26
|
19
|
21
|
19
|
24
|
30
|
37
|
40
|
43
|
43
|
36
|
40
|
|
|
2024/10
|
21
|
28
|
33
|
29
|
31
|
28
|
26
|
28
|
27
|
19
|
24
|
25
|
27
|
27
|
29
|
19
|
21
|
26
|
22
|
25
|
32
|
31
|
31
|
33
|
29
|
22
|
29
|
30
|
29
|
23
|
19
|
|
2024/09
|
32
|
27
|
27
|
19
|
15
|
18
|
20
|
31
|
18
|
19
|
20
|
21
|
14
|
15
|
19
|
17
|
23
|
21
|
24
|
19
|
19
|
27
|
33
|
33
|
36
|
37
|
42
|
40
|
23
|
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