Air Quality
Excellent
No health implications.
4
PM2.5
48
PM10
99
O3
0.2
CO
6
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Jul
62
Good
Sat
12 Jul
63
Good
Sun
13 Jul
73
Good
Mon
14 Jul
81
Good
Tue
15 Jul
76
Good
Wed
16 Jul
75
Good
Thu
17 Jul
30
Excellent
Air quality in the last 12 months (Huyanghe)
|
2025/06
|
22
|
28
|
24
|
37
|
35
|
44
|
35
|
48
|
33
|
46
|
33
|
28
|
25
|
30
|
25
|
32
|
23
|
19
|
32
|
42
|
27
|
30
|
33
|
24
|
30
|
49
|
31
|
19
|
25
|
24
|
|
|
2025/05
|
45
|
30
|
21
|
20
|
26
|
29
|
29
|
27
|
46
|
64
|
46
|
18
|
17
|
21
|
18
|
27
|
29
|
65
|
36
|
13
|
15
|
16
|
25
|
34
|
23
|
31
|
24
|
32
|
28
|
29
|
23
|
|
2025/04
|
47
|
35
|
29
|
37
|
51
|
30
|
28
|
36
|
68
|
21
|
21
|
34
|
51
|
76
|
39
|
29
|
12
|
15
|
40
|
22
|
18
|
28
|
28
|
20
|
16
|
22
|
27
|
32
|
43
|
62
|
|
|
2025/03
|
132
|
101
|
52
|
33
|
39
|
37
|
40
|
32
|
45
|
32
|
36
|
27
|
41
|
19
|
28
|
32
|
47
|
59
|
56
|
55
|
59
|
61
|
64
|
34
|
42
|
26
|
19
|
24
|
40
|
39
|
39
|
|
2025/02
|
52
|
92
|
68
|
65
|
92
|
120
|
153
|
114
|
135
|
92
|
162
|
133
|
55
|
71
|
92
|
72
|
82
|
146
|
132
|
94
|
76
|
104
|
85
|
125
|
121
|
107
|
50
|
58
|
|||
|
2025/01
|
206
|
206
|
107
|
131
|
112
|
115
|
93
|
101
|
35
|
56
|
54
|
53
|
127
|
98
|
54
|
75
|
141
|
144
|
123
|
153
|
182
|
133
|
46
|
30
|
34
|
39
|
41
|
85
|
219
|
139
|
88
|
|
2024/12
|
71
|
66
|
54
|
33
|
24
|
30
|
48
|
63
|
24
|
18
|
19
|
57
|
54
|
63
|
89
|
69
|
37
|
59
|
45
|
59
|
77
|
76
|
65
|
130
|
137
|
124
|
88
|
55
|
136
|
127
|
144
|
|
2024/11
|
41
|
50
|
54
|
43
|
49
|
57
|
48
|
12
|
16
|
21
|
45
|
43
|
43
|
19
|
27
|
47
|
49
|
51
|
76
|
107
|
82
|
53
|
15
|
33
|
59
|
52
|
55
|
100
|
130
|
105
|
|
|
2024/10
|
33
|
35
|
35
|
26
|
27
|
36
|
38
|
25
|
32
|
48
|
57
|
31
|
23
|
32
|
44
|
42
|
13
|
9
|
12
|
18
|
24
|
44
|
56
|
22
|
26
|
30
|
25
|
42
|
10
|
19
|
38
|
|
2024/09
|
30
|
33
|
11
|
17
|
27
|
33
|
26
|
12
|
23
|
27
|
29
|
16
|
33
|
19
|
33
|
38
|
38
|
44
|
47
|
43
|
47
|
55
|
42
|
40
|
41
|
16
|
11
|
13
|
15
|
23
|
|
|
2024/08
|
23
|
25
|
30
|
28
|
31
|
31
|
19
|
19
|
22
|
32
|
29
|
25
|
24
|
31
|
33
|
33
|
32
|
33
|
15
|
22
|
30
|
26
|
35
|
41
|
27
|
32
|
52
|
39
|
27
|
14
|
22
|
|
2024/07
|
24
|
20
|
20
|
40
|
31
|
24
|
18
|
29
|
22
|
16
|
16
|
22
|
28
|
34
|
29
|
27
|
17
|
27
|
19
|
23
|
32
|
28
|
24
|
31
|
23
|
32
|
27
|
33
|
28
|
57
|
24
|
|
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