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
17 Sep
Thu
18 Sep
Fri
19 Sep
Sat
20 Sep
Sun
21 Sep
Mon
22 Sep
Tue
23 Sep
Real-time AQI (Monitoring Station in Dalian)
甘井子
273
PM2.5
16
PM10
85
O3
0.3
CO
9
SO2
16
NO2
周水子
263
PM2.5
19
PM10
81
O3
0.3
CO
7
SO2
12
NO2
星海三站
273
PM2.5
8
PM10
85
O3
0.2
CO
5
SO2
10
NO2
青泥洼桥
273
PM2.5
15
PM10
84
O3
0.1
CO
9
SO2
16
NO2
傅家庄
273
PM2.5
16
PM10
84
O3
0.4
CO
8
SO2
12
NO2
七贤岭
269
PM2.5
22
PM10
82
O3
0.4
CO
5
SO2
8
NO2
旅顺
273
PM2.5
12
PM10
85
O3
0.2
CO
8
SO2
10
NO2
金州
266
PM2.5
19
PM10
83
O3
0.2
CO
9
SO2
16
NO2
开发区
253
PM2.5
16
PM10
80
O3
0.4
CO
6
SO2
16
NO2
双D港
293
PM2.5
14
PM10
91
O3
0.3
CO
6
SO2
9
NO2
Air quality in the last 12 months (Dalian)
|
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
|
|
|
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
|
|
|
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