Hebei - China   2025-07-21   Monday   41.32N, 117.74E

Longhua

Hebei - China
2025-07-21

Air Quality

Excellent

No health implications.

18

PM2.5

28

PM10

72

O3

0.4

CO

3

SO2

5

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

21 Jul

74 Good

Tue

22 Jul

80 Good

Wed

23 Jul

81 Good

Thu

24 Jul

81 Good

Fri

25 Jul

72 Good

Sat

26 Jul

62 Good

Sun

27 Jul

15 Excellent

Monthly Average AQI (Longhua)

2020/07 - 2025/06

Air quality in the last 12 months (Longhua)

2025/06
39
34
28
25
28
23
23
33
35
22
37
51
36
46
19
20
31
44
34
22
21
29
37
48
55
51
51
32
43
31
2025/05
22
31
24
30
41
24
46
73
26
41
42
46
57
30
39
59
36
20
29
57
56
69
41
30
44
48
27
34
56
59
54
2025/04
35
20
37
52
19
39
58
37
43
43
67
96
46
32
48
63
52
25
20
44
48
39
60
30
33
58
25
29
53
37
2025/03
88
41
43
53
47
27
50
82
83
104
139
42
50
60
44
29
30
23
24
28
32
40
95
52
33
98
36
35
38
35
38
2025/02
81
62
19
20
21
39
22
16
22
42
76
35
48
47
69
27
23
33
26
25
21
29
17
28
39
45
73
94
2025/01
54
28
36
54
44
25
24
23
19
26
41
36
38
31
30
54
60
54
42
58
42
40
87
104
125
86
19
23
85
27
61
2024/12
46
26
36
34
26
32
21
34
40
50
46
67
23
32
37
34
24
26
51
49
25
30
47
68
64
25
25
41
63
55
41
2024/11
99
78
44
26
34
36
66
111
107
78
54
55
56
59
53
41
29
38
57
56
29
31
49
79
57
20
25
21
27
30
2024/10
19
17
20
37
65
46
20
30
44
23
38
56
87
73
28
44
58
37
20
30
44
21
31
42
65
107
28
32
43
29
77
2024/09
22
18
27
35
23
25
23
33
35
20
34
29
26
17
21
25
22
24
44
18
17
19
22
41
38
25
40
41
50
13
2024/08
21
28
27
19
27
29
40
43
41
43
33
17
20
25
24
31
42
24
20
11
18
26
24
31
27
21
33
42
35
35
33
2024/07
28
32
23
26
35
38
26
43
60
50
55
44
43
46
47
37
17
19
28
28
36
22
37
46
18
17
24
25
31
19
16
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
Air quality source: CNEMC

*: primary pollution