Air Quality
Excellent
No health implications.
PM2.5
PM10
O3
CO
SO2
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
11 Jul
Sun
12 Jul
Mon
13 Jul
Tue
14 Jul
Wed
15 Jul
Thu
16 Jul
Fri
17 Jul
Real-time AQI (Monitoring Station in Xuchang)
开发区
5317
PM2.5
53 *
PM10
20
O3
0.5
CO
5
SO2
33
NO2
市一中
3114
PM2.5
31
PM10
37
O3
0.4
CO
4
SO2
27
NO2
许昌学院
1913
PM2.5
19
PM10
26
O3
0.4
CO
4
SO2
28
NO2
芙蓉广场
3218
PM2.5
32
PM10
38
O3
0.4
CO
3
SO2
23
NO2
新元大道996号
3017
PM2.5
30
PM10
31
O3
0.5
CO
7
SO2
28
NO2
望田路111号
4623
PM2.5
46
PM10
21
O3
0.3
CO
3
SO2
34
NO2
Air quality in the last 12 months (Xuchang)
|
2026/05
|
47
|
35
|
39
|
50
|
48
|
53
|
64
|
49
|
53
|
49
|
59
|
66
|
68
|
52
|
43
|
44
|
36
|
26
|
33
|
30
|
35
|
43
|
49
|
48
|
18
|
26
|
39
|
61
|
54
|
59
|
62
|
|
2026/04
|
81
|
54
|
43
|
74
|
92
|
89
|
68
|
43
|
43
|
68
|
62
|
63
|
40
|
44
|
48
|
72
|
69
|
69
|
86
|
90
|
46
|
33
|
40
|
33
|
42
|
52
|
81
|
70
|
47
|
53
|
|
|
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
|
|
|
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