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
28 Jul
Tue
29 Jul
Wed
30 Jul
Thu
31 Jul
Fri
1 Aug
Sat
2 Aug
Sun
3 Aug
Real-time AQI (Monitoring Station in Dalian)
甘井子
3312
PM2.5
26
PM10
103
O3
0.2
CO
13
SO2
20
NO2
周水子
2210
PM2.5
18
PM10
68
O3
0.3
CO
8
SO2
23
NO2
星海三站
213
PM2.5
16
PM10
66
O3
0.2
CO
6
SO2
4
NO2
青泥洼桥
196
PM2.5
8
PM10
58
O3
0.3
CO
6
SO2
14
NO2
傅家庄
213
PM2.5
16
PM10
65
O3
0.1
CO
8
SO2
16
NO2
七贤岭
258
PM2.5
18
PM10
78
O3
0.2
CO
8
SO2
12
NO2
旅顺
2211
PM2.5
14
PM10
70
O3
0.3
CO
5
SO2
32
NO2
金州
3414
PM2.5
30
PM10
108
O3
0.2
CO
8
SO2
25
NO2
开发区
259
PM2.5
24
PM10
78
O3
0.2
CO
6
SO2
21
NO2
双D港
228
PM2.5
17
PM10
69
O3
0.3
CO
8
SO2
9
NO2
Air quality in the last 12 months (Dalian)
|
2025/06
|
50
|
51
|
30
|
30
|
33
|
57
|
47
|
37
|
28
|
23
|
28
|
21
|
19
|
17
|
21
|
23
|
34
|
38
|
31
|
22
|
27
|
36
|
32
|
30
|
31
|
26
|
30
|
62
|
32
|
26
|
|
|
2025/05
|
48
|
31
|
23
|
39
|
38
|
30
|
36
|
37
|
34
|
33
|
49
|
57
|
56
|
51
|
48
|
27
|
41
|
35
|
45
|
43
|
44
|
69
|
49
|
50
|
52
|
52
|
43
|
44
|
38
|
52
|
50
|
|
2025/04
|
70
|
62
|
52
|
48
|
40
|
46
|
53
|
54
|
45
|
56
|
41
|
52
|
30
|
21
|
27
|
52
|
60
|
34
|
44
|
57
|
44
|
29
|
34
|
39
|
29
|
59
|
45
|
32
|
51
|
64
|
|
|
2025/03
|
65
|
69
|
60
|
37
|
37
|
48
|
52
|
80
|
118
|
107
|
58
|
61
|
50
|
47
|
69
|
45
|
45
|
36
|
53
|
92
|
50
|
61
|
81
|
90
|
106
|
92
|
70
|
33
|
33
|
35
|
56
|
|
2025/02
|
55
|
75
|
30
|
24
|
26
|
36
|
44
|
47
|
33
|
50
|
56
|
40
|
60
|
84
|
110
|
59
|
27
|
27
|
35
|
34
|
36
|
28
|
27
|
36
|
69
|
73
|
115
|
122
|
|||
|
2025/01
|
42
|
35
|
26
|
80
|
150
|
33
|
22
|
32
|
41
|
30
|
39
|
54
|
65
|
51
|
30
|
46
|
40
|
86
|
95
|
45
|
58
|
42
|
33
|
58
|
108
|
113
|
54
|
44
|
72
|
30
|
51
|
|
2024/12
|
58
|
29
|
27
|
26
|
22
|
23
|
23
|
24
|
32
|
43
|
31
|
47
|
47
|
28
|
22
|
32
|
29
|
31
|
32
|
71
|
33
|
28
|
35
|
46
|
84
|
33
|
26
|
25
|
44
|
73
|
41
|
|
2024/11
|
76
|
53
|
70
|
34
|
24
|
26
|
44
|
36
|
41
|
63
|
27
|
39
|
23
|
26
|
48
|
32
|
16
|
20
|
38
|
76
|
49
|
30
|
33
|
33
|
25
|
15
|
34
|
31
|
32
|
28
|
|
|
2024/10
|
10
|
16
|
21
|
27
|
32
|
46
|
32
|
31
|
18
|
30
|
26
|
54
|
42
|
25
|
27
|
19
|
28
|
43
|
45
|
38
|
33
|
33
|
28
|
72
|
69
|
71
|
44
|
28
|
43
|
44
|
70
|
|
2024/09
|
31
|
20
|
27
|
26
|
21
|
17
|
23
|
37
|
27
|
31
|
26
|
34
|
50
|
31
|
31
|
40
|
37
|
44
|
33
|
27
|
22
|
22
|
29
|
24
|
43
|
34
|
32
|
33
|
24
|
25
|
|
|
2024/08
|
33
|
41
|
45
|
20
|
15
|
19
|
23
|
25
|
28
|
21
|
37
|
62
|
51
|
41
|
42
|
39
|
50
|
34
|
16
|
14
|
26
|
36
|
22
|
31
|
40
|
26
|
18
|
30
|
28
|
42
|
25
|
|
2024/07
|
48
|
22
|
37
|
44
|
35
|
16
|
42
|
45
|
61
|
45
|
53
|
67
|
59
|
39
|
32
|
15
|
26
|
41
|
59
|
15
|
26
|
25
|
22
|
23
|
18
|
17
|
15
|
22
|
21
|
34
|
28
|
|
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