Air Quality
Good
Some pollutants may slightly affect very few hypersensitive individuals.
PM2.5
PM10
O3
CO
SO2
NO2
Some pollutants may slightly affect very few hypersensitive individuals.
Advise
Only very few hypersensitive people should reduce outdoor activities.
Air Quality
Today
1 May
Fri
2 May
Sat
3 May
Sun
4 May
Mon
5 May
Tue
6 May
Wed
7 May
Real-time AQI (Monitoring Station in Xuchang)
开发区
7436
PM2.5
98 *
PM10
145
O3
0.4
CO
6
SO2
8
NO2
市一中
5418
PM2.5
58 *
PM10
151
O3
0.3
CO
5
SO2
9
NO2
许昌学院
5921
PM2.5
68 *
PM10
156
O3
0.2
CO
5
SO2
10
NO2
芙蓉广场
6438
PM2.5
77 *
PM10
155
O3
0.2
CO
6
SO2
7
NO2
新元大道996号
6127
PM2.5
71 *
PM10
150
O3
0.1
CO
3
SO2
15
NO2
望田路111号
11928
PM2.5
188 *
PM10
154
O3
0.3
CO
10
SO2
10
NO2
Air quality in the last 12 months (Xuchang)
|
2025/02
|
95
|
157
|
126
|
45
|
48
|
53
|
107
|
64
|
59
|
74
|
122
|
125
|
74
|
81
|
70
|
73
|
80
|
91
|
90
|
85
|
102
|
108
|
104
|
73
|
70
|
92
|
120
|
134
|
|||
|
2025/01
|
162
|
119
|
134
|
208
|
119
|
63
|
71
|
56
|
53
|
91
|
69
|
64
|
92
|
137
|
64
|
55
|
87
|
107
|
84
|
172
|
239
|
175
|
76
|
146
|
133
|
70
|
35
|
88
|
350
|
206
|
107
|
|
2024/12
|
75
|
76
|
85
|
155
|
82
|
67
|
83
|
66
|
73
|
98
|
122
|
140
|
80
|
59
|
52
|
61
|
105
|
69
|
59
|
129
|
75
|
70
|
77
|
135
|
155
|
172
|
100
|
51
|
95
|
74
|
103
|
|
2024/11
|
99
|
106
|
121
|
72
|
53
|
106
|
74
|
67
|
91
|
122
|
194
|
197
|
211
|
82
|
116
|
70
|
41
|
51
|
45
|
73
|
74
|
143
|
106
|
57
|
53
|
51
|
65
|
58
|
49
|
65
|
|
|
2024/10
|
56
|
56
|
63
|
74
|
68
|
140
|
158
|
203
|
123
|
107
|
124
|
132
|
143
|
154
|
160
|
166
|
73
|
19
|
32
|
35
|
60
|
53
|
56
|
72
|
87
|
143
|
161
|
165
|
131
|
131
|
201
|
|
2024/09
|
51
|
37
|
36
|
51
|
54
|
34
|
51
|
60
|
52
|
54
|
33
|
40
|
35
|
49
|
38
|
53
|
58
|
37
|
38
|
46
|
16
|
30
|
51
|
76
|
79
|
114
|
113
|
59
|
61
|
17
|
|
|
2024/08
|
21
|
22
|
27
|
27
|
20
|
14
|
21
|
17
|
30
|
120
|
96
|
37
|
38
|
40
|
50
|
38
|
39
|
35
|
37
|
25
|
27
|
41
|
51
|
47
|
47
|
42
|
27
|
35
|
42
|
45
|
46
|
|
2024/07
|
50
|
24
|
38
|
17
|
27
|
20
|
31
|
14
|
36
|
73
|
55
|
34
|
43
|
60
|
26
|
18
|
15
|
24
|
25
|
26
|
28
|
29
|
26
|
34
|
39
|
26
|
30
|
19
|
15
|
22
|
12
|
|
2024/06
|
80
|
92
|
78
|
87
|
62
|
61
|
49
|
59
|
62
|
56
|
55
|
56
|
54
|
62
|
62
|
41
|
39
|
53
|
57
|
50
|
48
|
42
|
62
|
103
|
95
|
62
|
59
|
40
|
30
|
38
|
|
|
2024/05
|
53
|
53
|
51
|
66
|
76
|
66
|
78
|
77
|
60
|
66
|
147
|
129
|
110
|
89
|
102
|
73
|
69
|
62
|
62
|
71
|
65
|
54
|
57
|
66
|
87
|
69
|
53
|
63
|
74
|
73
|
144
|
|
2024/04
|
92
|
121
|
76
|
43
|
68
|
45
|
56
|
65
|
73
|
64
|
59
|
58
|
69
|
42
|
46
|
62
|
76
|
65
|
68
|
86
|
86
|
83
|
104
|
96
|
80
|
63
|
66
|
58
|
65
|
57
|
|
|
2024/03
|
107
|
105
|
77
|
94
|
120
|
99
|
101
|
55
|
63
|
76
|
78
|
108
|
99
|
105
|
100
|
122
|
108
|
70
|
95
|
100
|
88
|
100
|
115
|
64
|
41
|
63
|
52
|
81
|
62
|
95
|
90
|
|
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
*: primary pollution