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
26 Apr
Sat
27 Apr
Sun
28 Apr
Mon
29 Apr
Tue
30 Apr
Wed
1 May
Thu
2 May
Real-time AQI (Monitoring Station in Langfang)
药材公司
8244
PM2.5
114 *
PM10
55
O3
0.2
CO
5
SO2
28
NO2
开发区
8751
PM2.5
123 *
PM10
54
O3
0.4
CO
2
SO2
33
NO2
北华航天学院
8646
PM2.5
121 *
PM10
59
O3
0.4
CO
2
SO2
29
NO2
河北工业大学
8545
PM2.5
119 *
PM10
70
O3
0.4
CO
5
SO2
28
NO2
Air quality in the last 12 months (Langfang)
|
2024/02
|
50
|
75
|
109
|
86
|
109
|
87
|
33
|
47
|
129
|
42
|
97
|
158
|
216
|
158
|
30
|
69
|
81
|
97
|
41
|
37
|
25
|
28
|
51
|
70
|
67
|
89
|
74
|
92
|
58
|
||
|
2024/01
|
139
|
162
|
47
|
128
|
52
|
34
|
27
|
68
|
66
|
78
|
122
|
163
|
88
|
38
|
55
|
95
|
93
|
92
|
60
|
54
|
39
|
21
|
24
|
30
|
39
|
40
|
37
|
65
|
109
|
128
|
121
|
|
2023/12
|
31
|
58
|
83
|
115
|
176
|
139
|
162
|
168
|
94
|
51
|
36
|
80
|
88
|
60
|
29
|
22
|
36
|
102
|
66
|
21
|
25
|
41
|
59
|
60
|
116
|
135
|
57
|
75
|
184
|
235
|
43
|
|
2023/11
|
189
|
130
|
46
|
67
|
45
|
50
|
41
|
65
|
38
|
21
|
32
|
25
|
43
|
79
|
178
|
45
|
25
|
48
|
56
|
98
|
194
|
171
|
52
|
28
|
66
|
80
|
66
|
34
|
30
|
26
|
|
|
2023/10
|
33
|
63
|
57
|
38
|
29
|
60
|
86
|
63
|
41
|
35
|
60
|
83
|
72
|
33
|
49
|
52
|
71
|
45
|
32
|
24
|
45
|
70
|
132
|
163
|
163
|
55
|
72
|
128
|
161
|
148
|
148
|
|
2023/09
|
50
|
60
|
60
|
86
|
99
|
91
|
86
|
89
|
36
|
39
|
57
|
37
|
51
|
52
|
72
|
87
|
76
|
58
|
40
|
35
|
54
|
40
|
38
|
43
|
49
|
84
|
69
|
46
|
97
|
25
|
|
|
2023/08
|
34
|
39
|
59
|
51
|
42
|
37
|
39
|
50
|
76
|
66
|
54
|
31
|
39
|
46
|
47
|
64
|
61
|
68
|
74
|
53
|
39
|
41
|
43
|
27
|
40
|
44
|
56
|
45
|
36
|
48
|
52
|
|
2023/07
|
84
|
89
|
63
|
43
|
62
|
92
|
70
|
43
|
38
|
79
|
61
|
41
|
36
|
40
|
32
|
38
|
67
|
75
|
79
|
74
|
52
|
37
|
43
|
68
|
64
|
63
|
60
|
39
|
34
|
17
|
28
|
|
2023/06
|
74
|
43
|
58
|
54
|
67
|
47
|
66
|
59
|
42
|
37
|
43
|
47
|
42
|
77
|
94
|
95
|
94
|
92
|
61
|
56
|
57
|
79
|
83
|
73
|
74
|
55
|
72
|
51
|
59
|
87
|
|
|
2023/05
|
78
|
77
|
80
|
47
|
38
|
37
|
48
|
58
|
58
|
69
|
87
|
70
|
49
|
75
|
104
|
83
|
57
|
50
|
91
|
146
|
102
|
53
|
53
|
73
|
64
|
67
|
87
|
56
|
66
|
56
|
63
|
|
2023/04
|
84
|
90
|
76
|
46
|
37
|
58
|
39
|
45
|
107
|
153
|
318
|
395
|
413
|
160
|
79
|
53
|
78
|
74
|
80
|
94
|
48
|
27
|
58
|
54
|
96
|
54
|
78
|
64
|
57
|
47
|
|
|
2023/03
|
41
|
61
|
83
|
173
|
176
|
171
|
223
|
165
|
99
|
268
|
131
|
56
|
92
|
159
|
123
|
49
|
69
|
55
|
90
|
131
|
129
|
340
|
114
|
71
|
68
|
78
|
63
|
93
|
115
|
90
|
78
|
|
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