Air Quality
Excellent
No health implications.
24
PM2.5
47
PM10
38
O3
0.6
CO
4
SO2
30
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
2 Feb
85
Good
Tue
3 Feb
130
Light
Wed
4 Feb
132
Light
Thu
5 Feb
51
Good
Fri
6 Feb
51
Good
Sat
7 Feb
58
Good
Sun
8 Feb
44
Excellent
Sanhe Air quality rank
Air quality in the last 12 months (Sanhe)
|
2025/12
|
33
|
19
|
29
|
37
|
51
|
93
|
57
|
29
|
62
|
103
|
79
|
40
|
36
|
46
|
96
|
89
|
95
|
192
|
178
|
17
|
29
|
68
|
64
|
23
|
22
|
60
|
76
|
150
|
38
|
25
|
20
|
|
2025/11
|
37
|
13
|
50
|
83
|
180
|
134
|
67
|
61
|
27
|
51
|
89
|
73
|
21
|
64
|
80
|
29
|
17
|
21
|
38
|
28
|
46
|
67
|
99
|
58
|
32
|
72
|
29
|
77
|
102
|
91
|
|
|
2025/10
|
46
|
46
|
47
|
53
|
54
|
21
|
42
|
26
|
8
|
12
|
20
|
34
|
49
|
47
|
63
|
69
|
29
|
13
|
13
|
16
|
24
|
50
|
65
|
92
|
133
|
35
|
34
|
120
|
183
|
139
|
69
|
|
2025/09
|
26
|
47
|
52
|
65
|
58
|
24
|
31
|
25
|
51
|
34
|
59
|
69
|
55
|
30
|
23
|
24
|
15
|
23
|
32
|
37
|
52
|
37
|
37
|
58
|
46
|
50
|
57
|
37
|
36
|
42
|
|
|
2025/08
|
54
|
54
|
28
|
36
|
21
|
38
|
37
|
33
|
16
|
30
|
41
|
44
|
15
|
33
|
42
|
28
|
36
|
36
|
23
|
24
|
32
|
20
|
22
|
17
|
24
|
31
|
22
|
10
|
39
|
36
|
25
|
|
2025/07
|
44
|
35
|
26
|
41
|
31
|
10
|
36
|
41
|
45
|
44
|
48
|
45
|
19
|
35
|
45
|
27
|
15
|
36
|
44
|
24
|
27
|
45
|
34
|
22
|
38
|
45
|
40
|
22
|
8
|
17
|
40
|
|
2025/06
|
60
|
36
|
11
|
25
|
57
|
39
|
34
|
46
|
47
|
30
|
51
|
65
|
59
|
58
|
17
|
15
|
45
|
67
|
52
|
26
|
21
|
40
|
63
|
77
|
59
|
60
|
77
|
54
|
95
|
52
|
|
|
2025/05
|
34
|
44
|
24
|
51
|
53
|
19
|
73
|
92
|
28
|
35
|
64
|
82
|
75
|
23
|
42
|
76
|
38
|
46
|
65
|
95
|
71
|
64
|
47
|
32
|
54
|
59
|
49
|
58
|
65
|
76
|
68
|
|
2025/04
|
49
|
18
|
60
|
71
|
21
|
70
|
52
|
38
|
55
|
85
|
102
|
126
|
75
|
45
|
54
|
93
|
63
|
39
|
34
|
65
|
76
|
32
|
58
|
33
|
49
|
88
|
31
|
58
|
63
|
53
|
|
|
2025/03
|
213
|
59
|
32
|
54
|
85
|
21
|
69
|
112
|
166
|
132
|
187
|
65
|
86
|
70
|
45
|
19
|
24
|
26
|
41
|
31
|
34
|
51
|
114
|
85
|
54
|
84
|
49
|
34
|
24
|
45
|
65
|
|
2025/02
|
83
|
58
|
10
|
13
|
20
|
43
|
23
|
14
|
14
|
75
|
133
|
39
|
81
|
65
|
100
|
30
|
15
|
41
|
28
|
27
|
14
|
18
|
17
|
40
|
54
|
62
|
126
|
175
|
|||
|
2025/01
|
64
|
25
|
34
|
64
|
58
|
15
|
14
|
12
|
12
|
15
|
27
|
28
|
51
|
23
|
26
|
48
|
67
|
101
|
44
|
78
|
71
|
63
|
91
|
131
|
148
|
98
|
16
|
44
|
164
|
72
|
89
|
|
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