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
18 Apr
Sun
19 Apr
Mon
20 Apr
Tue
21 Apr
Wed
22 Apr
Thu
23 Apr
Fri
24 Apr
Real-time AQI (Monitoring Station in Xuchang)
开发区
11273 *
PM2.5
112
PM10
61
O3
0.6
CO
7
SO2
37
NO2
市一中
10060 *
PM2.5
78
PM10
50
O3
0.6
CO
6
SO2
25
NO2
许昌学院
10565 *
PM2.5
95
PM10
51
O3
0.7
CO
8
SO2
44
NO2
芙蓉广场
9859 *
PM2.5
84
PM10
9
O3
0.6
CO
6
SO2
79
NO2
新元大道996号
8251 *
PM2.5
72
PM10
52
O3
0.8
CO
6
SO2
15
NO2
望田路111号
11070 *
PM2.5
109
PM10
28
O3
0.7
CO
6
SO2
71
NO2
Air quality in the last 12 months (Xuchang)
|
2026/03
|
58
|
73
|
88
|
97
|
85
|
90
|
74
|
114
|
148
|
141
|
174
|
190
|
131
|
135
|
43
|
90
|
131
|
76
|
74
|
91
|
77
|
82
|
111
|
129
|
79
|
77
|
67
|
61
|
78
|
77
|
70
|
|
2026/02
|
107
|
95
|
136
|
114
|
140
|
75
|
76
|
105
|
73
|
89
|
93
|
95
|
105
|
106
|
102
|
46
|
130
|
75
|
81
|
66
|
69
|
210
|
234
|
61
|
39
|
44
|
95
|
78
|
|||
|
2026/01
|
75
|
147
|
142
|
115
|
202
|
49
|
47
|
73
|
65
|
82
|
54
|
77
|
118
|
168
|
87
|
127
|
89
|
69
|
68
|
60
|
82
|
96
|
164
|
158
|
188
|
172
|
217
|
110
|
165
|
120
|
138
|
|
2025/12
|
173
|
93
|
64
|
74
|
131
|
143
|
103
|
121
|
141
|
189
|
198
|
48
|
76
|
83
|
79
|
143
|
173
|
237
|
203
|
173
|
134
|
61
|
88
|
99
|
93
|
88
|
109
|
149
|
107
|
210
|
80
|
|
2025/11
|
69
|
88
|
95
|
98
|
104
|
103
|
97
|
64
|
81
|
102
|
84
|
81
|
133
|
149
|
155
|
130
|
47
|
41
|
45
|
58
|
64
|
88
|
85
|
122
|
98
|
116
|
271
|
111
|
83
|
95
|
|
|
2025/10
|
21
|
16
|
33
|
47
|
21
|
13
|
23
|
52
|
12
|
12
|
23
|
23
|
29
|
45
|
49
|
86
|
18
|
31
|
47
|
44
|
47
|
70
|
111
|
127
|
109
|
110
|
142
|
70
|
87
|
138
|
161
|
|
2025/09
|
32
|
37
|
40
|
23
|
24
|
52
|
55
|
23
|
28
|
35
|
13
|
22
|
45
|
35
|
29
|
25
|
23
|
17
|
13
|
30
|
45
|
22
|
18
|
29
|
49
|
28
|
17
|
32
|
30
|
40
|
|
|
2025/08
|
43
|
24
|
31
|
32
|
41
|
26
|
21
|
23
|
19
|
32
|
31
|
20
|
28
|
22
|
30
|
21
|
29
|
34
|
34
|
22
|
24
|
40
|
35
|
31
|
30
|
38
|
33
|
39
|
35
|
40
|
30
|
|
2025/07
|
20
|
25
|
20
|
22
|
24
|
42
|
44
|
35
|
27
|
38
|
56
|
43
|
39
|
38
|
39
|
48
|
37
|
40
|
44
|
42
|
38
|
44
|
17
|
26
|
30
|
30
|
29
|
28
|
29
|
36
|
44
|
|
2025/06
|
49
|
60
|
62
|
63
|
54
|
55
|
70
|
63
|
51
|
62
|
52
|
50
|
51
|
45
|
41
|
64
|
51
|
33
|
25
|
27
|
43
|
34
|
43
|
39
|
51
|
29
|
32
|
27
|
26
|
23
|
|
|
2025/05
|
75
|
112
|
62
|
56
|
163
|
187
|
178
|
101
|
94
|
45
|
52
|
62
|
66
|
63
|
66
|
79
|
167
|
90
|
105
|
77
|
75
|
87
|
84
|
62
|
67
|
58
|
89
|
72
|
91
|
71
|
48
|
|
2025/04
|
68
|
60
|
59
|
83
|
72
|
80
|
81
|
101
|
102
|
115
|
82
|
251
|
93
|
57
|
60
|
96
|
94
|
101
|
67
|
66
|
61
|
75
|
102
|
89
|
77
|
74
|
89
|
57
|
58
|
80
|
|
|
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