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
9 Jul
Thu
10 Jul
Fri
11 Jul
Sat
12 Jul
Sun
13 Jul
Mon
14 Jul
Tue
15 Jul
Real-time AQI (Monitoring Station in Wuhai)
中海勃湾学校
427
PM2.5
18
PM10
134
O3
0.4
CO
8
SO2
3
NO2
海北新区
413
PM2.5
10
PM10
129
O3
0.3
CO
10
SO2
6
NO2
聚英学校
438
PM2.5
30
PM10
135
O3
0.3
CO
7
SO2
4
NO2
Air quality in the last 12 months (Wuhai)
|
2025/06
|
44
|
36
|
31
|
32
|
47
|
45
|
44
|
46
|
41
|
30
|
56
|
59
|
46
|
55
|
55
|
35
|
48
|
55
|
22
|
23
|
32
|
67
|
45
|
39
|
37
|
26
|
28
|
47
|
50
|
19
|
|
|
2025/05
|
86
|
80
|
36
|
145
|
331
|
87
|
89
|
125
|
36
|
42
|
49
|
101
|
95
|
60
|
61
|
228
|
61
|
80
|
78
|
74
|
71
|
45
|
33
|
56
|
51
|
52
|
60
|
106
|
90
|
74
|
60
|
|
2025/04
|
39
|
56
|
162
|
50
|
69
|
138
|
73
|
136
|
49
|
89
|
340
|
73
|
65
|
34
|
124
|
283
|
88
|
63
|
83
|
105
|
315
|
62
|
59
|
53
|
62
|
75
|
30
|
37
|
167
|
126
|
|
|
2025/03
|
91
|
64
|
43
|
85
|
48
|
48
|
86
|
109
|
126
|
171
|
239
|
80
|
75
|
65
|
31
|
28
|
34
|
29
|
31
|
52
|
65
|
84
|
458
|
354
|
449
|
476
|
281
|
55
|
31
|
40
|
42
|
|
2025/02
|
56
|
29
|
30
|
27
|
74
|
104
|
51
|
52
|
62
|
90
|
117
|
70
|
64
|
72
|
76
|
67
|
81
|
50
|
38
|
50
|
41
|
31
|
48
|
59
|
68
|
92
|
70
|
87
|
|||
|
2025/01
|
91
|
78
|
55
|
115
|
69
|
59
|
29
|
33
|
50
|
50
|
65
|
81
|
172
|
31
|
36
|
72
|
85
|
66
|
73
|
75
|
77
|
69
|
89
|
105
|
118
|
68
|
32
|
88
|
222
|
68
|
71
|
|
2024/12
|
46
|
57
|
52
|
27
|
26
|
27
|
34
|
61
|
65
|
50
|
79
|
72
|
45
|
34
|
37
|
83
|
58
|
67
|
57
|
36
|
63
|
92
|
73
|
81
|
59
|
59
|
40
|
66
|
140
|
83
|
120
|
|
2024/11
|
65
|
77
|
42
|
58
|
65
|
76
|
92
|
85
|
69
|
81
|
52
|
66
|
104
|
102
|
142
|
38
|
66
|
65
|
85
|
80
|
73
|
67
|
84
|
82
|
60
|
152
|
83
|
40
|
30
|
49
|
|
|
2024/10
|
65
|
55
|
76
|
60
|
68
|
44
|
59
|
73
|
62
|
62
|
78
|
58
|
77
|
57
|
60
|
64
|
36
|
36
|
39
|
62
|
49
|
35
|
69
|
70
|
67
|
39
|
55
|
82
|
60
|
61
|
70
|
|
2024/09
|
27
|
47
|
54
|
64
|
53
|
26
|
35
|
47
|
76
|
66
|
33
|
45
|
30
|
40
|
26
|
42
|
46
|
47
|
61
|
21
|
29
|
56
|
71
|
62
|
46
|
54
|
73
|
78
|
46
|
85
|
|
|
2024/08
|
61
|
56
|
60
|
56
|
55
|
59
|
40
|
31
|
191
|
53
|
24
|
32
|
37
|
46
|
68
|
73
|
49
|
40
|
36
|
32
|
30
|
39
|
46
|
55
|
28
|
24
|
34
|
49
|
59
|
52
|
67
|
|
2024/07
|
53
|
41
|
41
|
45
|
58
|
61
|
38
|
63
|
40
|
67
|
83
|
49
|
65
|
66
|
39
|
35
|
37
|
43
|
53
|
144
|
123
|
63
|
132
|
139
|
66
|
36
|
35
|
44
|
42
|
35
|
59
|
|
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