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
13 Nov
Fri
14 Nov
Sat
15 Nov
Sun
16 Nov
Mon
17 Nov
Tue
18 Nov
Wed
19 Nov
Real-time AQI (Monitoring Station in Dalian)
周水子
399
PM2.5
39
PM10
36
O3
0.4
CO
6
SO2
59
NO2
星海三站
397
PM2.5
39
PM10
30
O3
0.4
CO
9
SO2
27
NO2
青泥洼桥
187
PM2.5
16
PM10
38
O3
0.2
CO
12
SO2
36
NO2
傅家庄
243
PM2.5
24
PM10
49
O3
0.4
CO
12
SO2
18
NO2
七贤岭
366
PM2.5
36
PM10
45
O3
0.4
CO
12
SO2
29
NO2
旅顺
207
PM2.5
20
PM10
51
O3
0.3
CO
8
SO2
22
NO2
金州
177
PM2.5
13
PM10
54
O3
0.3
CO
14
SO2
20
NO2
开发区
323
PM2.5
32
PM10
45
O3
0.3
CO
5
SO2
22
NO2
Air quality in the last 12 months (Dalian)
|
2025/10
|
61
|
36
|
30
|
39
|
37
|
39
|
16
|
30
|
31
|
32
|
31
|
49
|
52
|
35
|
48
|
70
|
62
|
26
|
22
|
17
|
19
|
25
|
33
|
50
|
81
|
61
|
23
|
53
|
51
|
51
|
44
|
|
2025/09
|
35
|
49
|
45
|
35
|
29
|
22
|
32
|
35
|
69
|
41
|
29
|
31
|
24
|
46
|
43
|
18
|
15
|
16
|
32
|
23
|
27
|
33
|
21
|
33
|
55
|
50
|
40
|
45
|
56
|
59
|
|
|
2025/08
|
15
|
22
|
20
|
21
|
28
|
25
|
20
|
24
|
16
|
19
|
29
|
23
|
18
|
23
|
17
|
14
|
12
|
29
|
25
|
21
|
27
|
21
|
37
|
33
|
20
|
17
|
23
|
22
|
19
|
19
|
14
|
|
2025/07
|
28
|
16
|
29
|
37
|
50
|
33
|
31
|
16
|
32
|
36
|
24
|
22
|
27
|
24
|
23
|
16
|
19
|
27
|
22
|
16
|
16
|
13
|
18
|
24
|
29
|
21
|
24
|
24
|
18
|
20
|
21
|
|
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
|
|
|
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