Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
60
*
PM2.5
93
PM10
78
O3
0.8
CO
15
SO2
42
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
17 Mar
111
Light
Wed
18 Mar
116
Light
Thu
19 Mar
95
Good
Fri
20 Mar
110
Light
Sat
21 Mar
95
Good
Sun
22 Mar
98
Good
Mon
23 Mar
37
Excellent
Air quality in the last 12 months (Huantai)
|
2026/02
|
204
|
152
|
101
|
135
|
140
|
40
|
48
|
57
|
61
|
76
|
104
|
94
|
101
|
113
|
95
|
78
|
178
|
70
|
82
|
69
|
87
|
114
|
68
|
71
|
75
|
95
|
83
|
93
|
|||
|
2026/01
|
36
|
40
|
103
|
177
|
129
|
154
|
54
|
58
|
82
|
60
|
36
|
70
|
77
|
141
|
167
|
91
|
36
|
39
|
35
|
32
|
51
|
64
|
90
|
133
|
69
|
66
|
122
|
131
|
83
|
62
|
165
|
|
2025/12
|
72
|
31
|
49
|
56
|
70
|
100
|
115
|
49
|
90
|
89
|
73
|
27
|
67
|
68
|
74
|
129
|
76
|
81
|
157
|
83
|
41
|
52
|
74
|
91
|
30
|
51
|
70
|
109
|
148
|
108
|
29
|
|
2025/11
|
104
|
37
|
51
|
69
|
89
|
66
|
106
|
121
|
78
|
65
|
83
|
93
|
72
|
99
|
153
|
102
|
34
|
48
|
55
|
58
|
76
|
102
|
102
|
146
|
38
|
86
|
78
|
107
|
131
|
144
|
|
|
2025/10
|
52
|
25
|
21
|
38
|
13
|
12
|
37
|
45
|
25
|
11
|
18
|
20
|
30
|
55
|
47
|
46
|
44
|
24
|
31
|
32
|
37
|
43
|
46
|
50
|
84
|
79
|
66
|
104
|
60
|
63
|
78
|
|
2025/09
|
25
|
40
|
43
|
45
|
33
|
41
|
48
|
63
|
45
|
52
|
50
|
41
|
46
|
56
|
58
|
39
|
15
|
23
|
15
|
37
|
47
|
42
|
42
|
44
|
50
|
54
|
44
|
50
|
63
|
61
|
|
|
2025/08
|
28
|
29
|
37
|
35
|
46
|
35
|
41
|
36
|
20
|
24
|
45
|
47
|
53
|
58
|
33
|
29
|
20
|
46
|
45
|
35
|
32
|
25
|
27
|
44
|
42
|
29
|
31
|
22
|
23
|
23
|
16
|
|
2025/07
|
28
|
27
|
30
|
32
|
32
|
35
|
41
|
34
|
30
|
41
|
44
|
48
|
47
|
28
|
41
|
31
|
31
|
45
|
45
|
36
|
18
|
17
|
21
|
32
|
36
|
33
|
24
|
31
|
23
|
28
|
30
|
|
2025/06
|
53
|
54
|
48
|
34
|
59
|
57
|
66
|
61
|
67
|
37
|
41
|
48
|
49
|
58
|
39
|
30
|
37
|
49
|
26
|
35
|
42
|
43
|
42
|
45
|
58
|
59
|
57
|
49
|
37
|
27
|
|
|
2025/05
|
59
|
61
|
48
|
53
|
56
|
53
|
68
|
64
|
37
|
35
|
51
|
56
|
59
|
63
|
52
|
70
|
71
|
60
|
86
|
74
|
69
|
67
|
44
|
58
|
51
|
56
|
55
|
56
|
56
|
53
|
60
|
|
2025/04
|
72
|
39
|
51
|
74
|
53
|
60
|
94
|
98
|
59
|
73
|
71
|
145
|
54
|
61
|
51
|
78
|
117
|
65
|
37
|
59
|
61
|
76
|
72
|
61
|
69
|
68
|
62
|
62
|
65
|
80
|
|
|
2025/03
|
89
|
39
|
41
|
57
|
95
|
96
|
65
|
94
|
103
|
90
|
88
|
120
|
68
|
57
|
59
|
42
|
50
|
33
|
53
|
58
|
57
|
69
|
99
|
107
|
113
|
93
|
90
|
60
|
47
|
60
|
74
|
|
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