Air Quality
Excellent
No health implications.
16
PM2.5
38
PM10
30
O3
0.5
CO
6
SO2
38
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
3 Apr
81
Good
Fri
4 Apr
87
Good
Sat
5 Apr
65
Good
Sun
6 Apr
74
Good
Mon
7 Apr
83
Good
Tue
8 Apr
17
Excellent
Wed
9 Apr
17
Excellent
Air quality in the last 12 months (Hequ)
|
2025/02
|
57
|
37
|
26
|
36
|
43
|
114
|
25
|
28
|
44
|
63
|
65
|
60
|
50
|
59
|
75
|
45
|
57
|
48
|
46
|
51
|
52
|
32
|
29
|
50
|
54
|
71
|
71
|
65
|
|||
|
2025/01
|
71
|
44
|
47
|
71
|
78
|
28
|
29
|
29
|
44
|
47
|
60
|
43
|
90
|
32
|
39
|
50
|
62
|
58
|
59
|
53
|
73
|
86
|
102
|
117
|
112
|
97
|
25
|
60
|
178
|
103
|
80
|
|
2024/12
|
55
|
35
|
49
|
46
|
37
|
32
|
34
|
41
|
55
|
67
|
56
|
71
|
81
|
45
|
51
|
61
|
51
|
46
|
60
|
48
|
39
|
53
|
63
|
63
|
56
|
47
|
35
|
51
|
97
|
93
|
69
|
|
2024/11
|
51
|
57
|
39
|
35
|
45
|
66
|
78
|
83
|
94
|
66
|
76
|
70
|
50
|
52
|
65
|
75
|
49
|
61
|
49
|
62
|
62
|
70
|
80
|
80
|
52
|
56
|
64
|
44
|
45
|
51
|
|
|
2024/10
|
56
|
33
|
48
|
54
|
61
|
48
|
37
|
46
|
47
|
41
|
51
|
62
|
44
|
55
|
53
|
82
|
74
|
22
|
31
|
23
|
33
|
27
|
52
|
64
|
64
|
44
|
39
|
55
|
59
|
55
|
41
|
|
2024/09
|
26
|
28
|
37
|
30
|
19
|
35
|
26
|
47
|
47
|
28
|
27
|
41
|
37
|
30
|
35
|
36
|
51
|
51
|
52
|
22
|
22
|
41
|
46
|
55
|
45
|
52
|
62
|
58
|
24
|
32
|
|
|
2024/08
|
39
|
46
|
35
|
31
|
34
|
33
|
23
|
34
|
46
|
59
|
17
|
19
|
30
|
40
|
32
|
40
|
42
|
37
|
43
|
43
|
44
|
46
|
51
|
54
|
42
|
17
|
31
|
46
|
47
|
48
|
48
|
|
2024/07
|
42
|
42
|
48
|
41
|
38
|
33
|
39
|
52
|
49
|
48
|
53
|
40
|
52
|
57
|
43
|
22
|
32
|
38
|
46
|
45
|
77
|
81
|
65
|
33
|
33
|
45
|
47
|
42
|
53
|
30
|
27
|
|
2024/06
|
47
|
55
|
45
|
45
|
42
|
54
|
28
|
45
|
50
|
49
|
68
|
67
|
64
|
35
|
36
|
47
|
53
|
57
|
56
|
57
|
39
|
149
|
169
|
62
|
49
|
74
|
60
|
64
|
34
|
29
|
|
|
2024/05
|
38
|
53
|
59
|
40
|
44
|
41
|
45
|
52
|
61
|
96
|
84
|
32
|
48
|
68
|
56
|
77
|
92
|
104
|
101
|
72
|
65
|
69
|
55
|
69
|
38
|
33
|
40
|
51
|
52
|
59
|
31
|
|
2024/04
|
76
|
70
|
48
|
59
|
62
|
55
|
58
|
60
|
61
|
56
|
60
|
62
|
58
|
195
|
102
|
51
|
63
|
74
|
53
|
19
|
49
|
151
|
46
|
73
|
112
|
76
|
85
|
62
|
26
|
37
|
|
|
2024/03
|
45
|
69
|
64
|
76
|
78
|
42
|
50
|
38
|
63
|
79
|
54
|
39
|
50
|
58
|
94
|
184
|
59
|
131
|
56
|
54
|
120
|
121
|
88
|
49
|
52
|
58
|
136
|
346
|
97
|
46
|
60
|
|
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