Air Quality
Heavily
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
55
PM2.5
380
*
PM10
96
O3
0.6
CO
7
SO2
11
NO2
Healthy people will commonly show symptoms. People with respiratory or heart diseases will be significantly affected and will experience reduced endurance in activities.
Advise
Children, seniors and individuals with heart or lung diseases should stay indoors and avoid outdoor activities. General population should reduce outdoor activities.
Air Quality
Today
27 Apr
326
Severely
Sun
28 Apr
316
Severely
Mon
29 Apr
202
Heavily
Tue
30 Apr
174
Moderately
Wed
1 May
130
Lightly
Thu
2 May
134
Lightly
Air quality in the last 12 months (Yutian)
|
2024/02
|
90
|
71
|
55
|
64
|
67
|
53
|
59
|
65
|
63
|
73
|
66
|
65
|
77
|
259
|
445
|
333
|
310
|
491
|
500
|
385
|
450
|
434
|
389
|
319
|
318
|
345
|
223
|
191
|
281
|
||
|
2024/01
|
103
|
104
|
99
|
101
|
102
|
101
|
97
|
91
|
94
|
90
|
88
|
90
|
104
|
123
|
118
|
126
|
108
|
91
|
96
|
102
|
115
|
192
|
335
|
196
|
154
|
151
|
162
|
159
|
143
|
193
|
201
|
|
2023/12
|
90
|
99
|
85
|
82
|
86
|
88
|
131
|
88
|
101
|
79
|
166
|
131
|
234
|
435
|
494
|
500
|
475
|
395
|
408
|
261
|
168
|
203
|
216
|
194
|
182
|
171
|
149
|
142
|
136
|
150
|
112
|
|
2023/11
|
183
|
148
|
115
|
80
|
130
|
121
|
121
|
123
|
104
|
179
|
256
|
142
|
123
|
98
|
103
|
109
|
106
|
101
|
101
|
96
|
87
|
89
|
82
|
100
|
110
|
105
|
103
|
102
|
93
|
80
|
|
|
2023/10
|
126
|
111
|
102
|
122
|
125
|
79
|
99
|
101
|
127
|
90
|
73
|
74
|
77
|
88
|
83
|
66
|
105
|
167
|
126
|
90
|
79
|
87
|
86
|
77
|
69
|
76
|
81
|
78
|
72
|
70
|
74
|
|
2023/09
|
91
|
173
|
231
|
147
|
242
|
132
|
107
|
125
|
115
|
106
|
103
|
102
|
137
|
92
|
103
|
97
|
224
|
149
|
192
|
143
|
326
|
251
|
85
|
75
|
82
|
89
|
96
|
90
|
109
|
136
|
|
|
2023/08
|
97
|
74
|
175
|
200
|
211
|
304
|
129
|
62
|
84
|
92
|
201
|
472
|
245
|
113
|
147
|
290
|
371
|
187
|
159
|
129
|
118
|
123
|
264
|
370
|
145
|
100
|
88
|
96
|
163
|
82
|
82
|
|
2023/07
|
129
|
76
|
82
|
157
|
121
|
105
|
235
|
161
|
94
|
72
|
84
|
77
|
61
|
64
|
68
|
76
|
142
|
106
|
191
|
419
|
290
|
197
|
137
|
180
|
129
|
163
|
163
|
157
|
55
|
59
|
94
|
|
2023/06
|
109
|
219
|
107
|
79
|
76
|
79
|
104
|
89
|
76
|
78
|
80
|
88
|
76
|
331
|
113
|
90
|
100
|
178
|
206
|
97
|
88
|
98
|
95
|
456
|
466
|
373
|
397
|
244
|
201
|
69
|
|
|
2023/05
|
87
|
136
|
298
|
418
|
412
|
107
|
217
|
90
|
104
|
90
|
91
|
97
|
90
|
124
|
99
|
91
|
96
|
86
|
333
|
108
|
370
|
165
|
92
|
275
|
230
|
82
|
49
|
68
|
49
|
204
|
120
|
|
2023/04
|
219
|
403
|
299
|
471
|
500
|
431
|
479
|
484
|
325
|
164
|
382
|
265
|
161
|
163
|
127
|
170
|
164
|
435
|
365
|
360
|
330
|
213
|
59
|
79
|
100
|
262
|
412
|
167
|
159
|
117
|
|
|
2023/03
|
147
|
126
|
114
|
111
|
104
|
96
|
95
|
93
|
84
|
147
|
485
|
500
|
424
|
184
|
122
|
127
|
349
|
124
|
146
|
237
|
500
|
436
|
407
|
264
|
165
|
183
|
148
|
123
|
123
|
111
|
97
|
|
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