Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
23
PM2.5
65
*
PM10
99
O3
0.5
CO
9
SO2
9
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
21 Feb
101
Light
Sun
22 Feb
97
Good
Mon
23 Feb
82
Good
Tue
24 Feb
80
Good
Wed
25 Feb
85
Good
Thu
26 Feb
88
Good
Fri
27 Feb
40
Excellent
Yanshi Air quality rank
Air quality in the last 12 months (Yanshi)
|
2026/01
|
76
|
128
|
126
|
109
|
70
|
38
|
45
|
57
|
54
|
74
|
61
|
72
|
80
|
88
|
86
|
112
|
85
|
73
|
64
|
82
|
139
|
141
|
152
|
226
|
194
|
186
|
191
|
194
|
210
|
147
|
126
|
|
2025/12
|
150
|
100
|
59
|
70
|
100
|
112
|
86
|
90
|
134
|
180
|
145
|
55
|
84
|
84
|
66
|
127
|
196
|
193
|
172
|
147
|
97
|
81
|
97
|
88
|
59
|
98
|
104
|
114
|
81
|
159
|
65
|
|
2025/11
|
51
|
66
|
87
|
139
|
116
|
113
|
56
|
39
|
75
|
93
|
91
|
83
|
74
|
71
|
70
|
76
|
39
|
31
|
37
|
48
|
51
|
55
|
74
|
120
|
96
|
127
|
235
|
119
|
82
|
81
|
|
|
2025/10
|
29
|
18
|
41
|
48
|
24
|
20
|
31
|
41
|
13
|
22
|
31
|
29
|
36
|
62
|
56
|
55
|
17
|
29
|
49
|
40
|
47
|
68
|
96
|
117
|
78
|
69
|
123
|
144
|
162
|
166
|
121
|
|
2025/09
|
41
|
47
|
32
|
18
|
25
|
52
|
59
|
40
|
33
|
46
|
20
|
32
|
45
|
41
|
49
|
34
|
25
|
19
|
14
|
29
|
41
|
17
|
20
|
26
|
42
|
45
|
23
|
23
|
33
|
45
|
|
|
2025/08
|
34
|
32
|
42
|
38
|
40
|
28
|
36
|
32
|
22
|
33
|
27
|
42
|
42
|
35
|
27
|
22
|
32
|
39
|
33
|
35
|
30
|
41
|
43
|
34
|
57
|
46
|
45
|
34
|
27
|
31
|
32
|
|
2025/07
|
23
|
30
|
30
|
40
|
27
|
34
|
38
|
44
|
40
|
52
|
62
|
58
|
53
|
53
|
44
|
51
|
46
|
50
|
43
|
41
|
29
|
34
|
19
|
24
|
32
|
36
|
36
|
36
|
38
|
35
|
35
|
|
2025/06
|
53
|
52
|
50
|
54
|
58
|
57
|
71
|
70
|
62
|
68
|
69
|
58
|
60
|
48
|
50
|
48
|
52
|
38
|
38
|
46
|
44
|
51
|
42
|
49
|
57
|
33
|
49
|
41
|
37
|
35
|
|
|
2025/05
|
70
|
109
|
72
|
60
|
133
|
169
|
153
|
92
|
90
|
45
|
45
|
56
|
69
|
67
|
55
|
64
|
130
|
88
|
101
|
79
|
88
|
71
|
91
|
68
|
56
|
54
|
73
|
72
|
81
|
62
|
52
|
|
2025/04
|
53
|
52
|
62
|
80
|
60
|
76
|
79
|
84
|
92
|
87
|
87
|
219
|
96
|
49
|
52
|
99
|
115
|
98
|
77
|
84
|
57
|
117
|
125
|
82
|
75
|
80
|
71
|
59
|
53
|
114
|
|
|
2025/03
|
110
|
52
|
44
|
62
|
89
|
109
|
87
|
88
|
109
|
125
|
105
|
122
|
155
|
77
|
53
|
47
|
37
|
51
|
48
|
37
|
42
|
61
|
83
|
244
|
134
|
158
|
114
|
134
|
65
|
50
|
64
|
|
2025/02
|
103
|
157
|
87
|
37
|
40
|
53
|
63
|
41
|
79
|
110
|
150
|
80
|
59
|
64
|
67
|
70
|
86
|
99
|
66
|
84
|
131
|
138
|
118
|
106
|
83
|
81
|
119
|
151
|
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1
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2
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3
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4
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5
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6
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7
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8
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9
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10
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11
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12
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13
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14
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15
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16
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17
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18
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19
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20
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21
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22
|
23
|
24
|
25
|
26
|
27
|
28
|
29
|
30
|
31
|
- Excellent
- Good
- Lightly
- Moderately
- Heavily
- Severely
Air quality source: CNEMC
*: primary pollution