Air Quality
Excellent
No health implications.
10
PM2.5
23
PM10
22
O3
0.4
CO
5
SO2
10
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
19 Jun
50
Excellent
Fri
20 Jun
39
Excellent
Sat
21 Jun
57
Good
Sun
22 Jun
56
Good
Mon
23 Jun
46
Excellent
Tue
24 Jun
48
Excellent
Wed
25 Jun
22
Excellent
Longhui Air quality rank
Air quality in the last 12 months (Longhui)
|
2025/05
|
49
|
67
|
64
|
51
|
42
|
53
|
58
|
55
|
32
|
44
|
37
|
51
|
63
|
72
|
58
|
26
|
44
|
36
|
45
|
23
|
24
|
30
|
38
|
56
|
56
|
45
|
40
|
11
|
24
|
32
|
28
|
|
2025/04
|
53
|
59
|
67
|
123
|
123
|
84
|
87
|
106
|
96
|
66
|
60
|
206
|
224
|
127
|
100
|
98
|
76
|
71
|
34
|
39
|
46
|
32
|
53
|
36
|
43
|
44
|
30
|
44
|
61
|
49
|
|
|
2025/03
|
48
|
41
|
19
|
24
|
28
|
39
|
45
|
56
|
55
|
53
|
52
|
54
|
56
|
29
|
20
|
45
|
40
|
41
|
49
|
52
|
65
|
68
|
78
|
73
|
85
|
97
|
112
|
73
|
46
|
23
|
47
|
|
2025/02
|
26
|
17
|
59
|
68
|
77
|
76
|
57
|
67
|
46
|
53
|
71
|
68
|
79
|
88
|
43
|
53
|
41
|
45
|
42
|
32
|
96
|
35
|
46
|
96
|
83
|
50
|
46
|
40
|
|||
|
2025/01
|
129
|
136
|
145
|
174
|
160
|
101
|
94
|
87
|
54
|
60
|
77
|
83
|
82
|
91
|
75
|
67
|
84
|
101
|
110
|
105
|
113
|
129
|
166
|
221
|
34
|
30
|
60
|
92
|
276
|
151
|
50
|
|
2024/12
|
79
|
79
|
98
|
129
|
35
|
38
|
49
|
66
|
107
|
48
|
35
|
68
|
80
|
51
|
55
|
64
|
79
|
70
|
94
|
119
|
109
|
91
|
84
|
111
|
115
|
105
|
95
|
140
|
138
|
136
|
108
|
|
2024/11
|
58
|
85
|
83
|
77
|
87
|
72
|
66
|
67
|
79
|
78
|
71
|
73
|
71
|
88
|
97
|
82
|
20
|
12
|
15
|
29
|
40
|
48
|
62
|
68
|
22
|
26
|
41
|
45
|
55
|
66
|
|
|
2024/10
|
21
|
49
|
58
|
55
|
57
|
71
|
53
|
52
|
56
|
63
|
77
|
78
|
120
|
56
|
36
|
34
|
44
|
32
|
15
|
22
|
32
|
19
|
32
|
51
|
52
|
53
|
50
|
57
|
70
|
59
|
58
|
|
2024/09
|
47
|
43
|
56
|
49
|
54
|
51
|
41
|
38
|
31
|
38
|
42
|
38
|
33
|
41
|
49
|
41
|
41
|
46
|
40
|
44
|
31
|
34
|
39
|
46
|
68
|
75
|
71
|
68
|
61
|
62
|
|
|
2024/08
|
13
|
18
|
21
|
29
|
30
|
30
|
31
|
31
|
30
|
33
|
29
|
37
|
41
|
42
|
49
|
39
|
49
|
49
|
34
|
40
|
43
|
26
|
25
|
25
|
40
|
39
|
41
|
29
|
37
|
40
|
51
|
|
2024/07
|
21
|
13
|
21
|
23
|
22
|
20
|
22
|
22
|
24
|
28
|
29
|
29
|
33
|
27
|
29
|
28
|
22
|
19
|
13
|
22
|
28
|
29
|
25
|
29
|
37
|
30
|
30
|
21
|
16
|
16
|
15
|
|
2024/06
|
30
|
22
|
55
|
25
|
18
|
28
|
39
|
43
|
35
|
25
|
18
|
16
|
21
|
22
|
33
|
38
|
16
|
13
|
19
|
26
|
26
|
24
|
29
|
16
|
10
|
18
|
26
|
28
|
18
|
14
|
|
|
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