Air Quality
Excellent
No health implications.
3
PM2.5
13
PM10
51
O3
0.2
CO
3
SO2
6
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
20 Dec
47
Excellent
Sun
21 Dec
62
Good
Mon
22 Dec
101
Light
Tue
23 Dec
71
Good
Wed
24 Dec
61
Good
Thu
25 Dec
76
Good
Fri
26 Dec
44
Excellent
Sanhe Air quality rank
Air quality in the last 12 months (Sanhe)
|
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
|
|
2024/12
|
60
|
14
|
36
|
30
|
27
|
20
|
14
|
17
|
38
|
47
|
47
|
67
|
26
|
29
|
43
|
36
|
17
|
16
|
53
|
46
|
16
|
18
|
34
|
78
|
79
|
21
|
17
|
37
|
77
|
63
|
42
|
|
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