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
11 Apr
Sun
12 Apr
Mon
13 Apr
Tue
14 Apr
Wed
15 Apr
Thu
16 Apr
Fri
17 Apr
Real-time AQI (Monitoring Station in Xuchang)
开发区
7642
PM2.5
86 *
PM10
38
O3
0.5
CO
6
SO2
36
NO2
市一中
7444
PM2.5
83 *
PM10
60
O3
0.6
CO
5
SO2
30
NO2
许昌学院
7539
PM2.5
85 *
PM10
74
O3
0.5
CO
6
SO2
32
NO2
芙蓉广场
6736
PM2.5
73 *
PM10
72
O3
0.4
CO
8
SO2
17
NO2
新元大道996号
7336
PM2.5
82 *
PM10
50
O3
0.5
CO
4
SO2
31
NO2
望田路111号
6836
PM2.5
75 *
PM10
60
O3
0.7
CO
8
SO2
36
NO2
Air quality in the last 12 months (Xuchang)
|
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
|
|
|
2025/03
|
98
|
47
|
44
|
41
|
80
|
95
|
83
|
89
|
99
|
92
|
95
|
141
|
158
|
56
|
78
|
50
|
49
|
61
|
58
|
47
|
54
|
67
|
78
|
208
|
69
|
89
|
99
|
190
|
65
|
58
|
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
*: primary pollution