Liaoning - China   2025-07-23   Wednesday   40.71N, 120.84E

Huludao

Liaoning - China
2025-07-23

Air Quality

Excellent

No health implications.

5

PM2.5

18

PM10

77

O3

0.5

CO

4

SO2

5

NO2

No health implications.

Advise

Everyone can continue their outdoor activities normally.

Air Quality

Today

23 Jul

71 Good

Thu

24 Jul

65 Good

Fri

25 Jul

82 Good

Sat

26 Jul

76 Good

Sun

27 Jul

65 Good

Mon

28 Jul

70 Good

Tue

29 Jul

32 Excellent

Real-time AQI (Monitoring Station in Huludao)

化工街

22

3

PM2.5

19

PM10

69

O3

0.4

CO

5

SO2

6

NO2

新区

23

7

PM2.5

13

PM10

72

O3

0.5

CO

4

SO2

3

NO2

东城区

28

3

PM2.5

21

PM10

89

O3

0.6

CO

3

SO2

6

NO2

Monthly Average AQI (Huludao)

2020/07 - 2025/06

Air quality in the last 12 months (Huludao)

2025/06
34
68
44
30
51
49
28
40
44
27
58
33
25
23
22
21
32
45
46
32
29
40
69
33
41
44
55
31
93
64
2025/05
52
38
38
35
42
39
44
51
42
44
75
76
61
54
60
38
37
37
58
76
60
74
48
48
42
56
84
52
45
51
50
2025/04
82
31
43
55
45
62
79
42
33
71
56
55
25
18
53
60
65
23
40
63
40
30
53
44
41
63
33
42
64
83
2025/03
122
56
36
51
88
44
48
83
164
118
102
68
57
51
43
36
46
26
58
110
49
55
112
78
105
109
80
36
33
33
73
2025/02
89
95
45
45
36
57
42
33
52
66
90
51
66
84
130
42
32
39
40
51
41
34
31
61
68
68
142
208
2025/01
58
42
46
124
108
68
51
37
41
58
79
100
91
51
35
54
65
102
72
105
71
71
101
109
91
110
42
68
207
65
75
2024/12
80
29
56
51
44
37
52
52
99
56
43
86
59
45
47
68
37
42
71
54
37
48
58
79
78
41
45
45
71
79
59
2024/11
76
57
91
39
47
43
73
86
74
73
45
59
60
45
61
33
38
31
59
80
48
42
61
95
59
15
24
41
54
55
2024/10
22
22
40
47
64
55
38
51
52
39
52
59
60
36
30
41
52
41
33
32
45
35
46
83
96
91
35
74
86
39
85
2024/09
22
28
36
30
23
35
36
43
38
22
35
42
48
19
27
44
39
39
49
18
19
25
39
44
38
42
51
55
37
16
2024/08
31
28
49
18
21
37
37
57
55
29
58
41
21
29
37
44
44
44
30
22
19
30
26
35
36
39
33
31
39
54
35
2024/07
49
60
34
62
90
32
39
57
60
54
71
74
67
64
45
22
24
52
64
36
34
34
36
36
15
10
14
20
41
34
38
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