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
23 Feb
Tue
24 Feb
Wed
25 Feb
Thu
26 Feb
Fri
27 Feb
Sat
28 Feb
Sun
1 Mar
Real-time AQI (Monitoring Station in Dalian)
甘井子
429
PM2.5
42
PM10
84
O3
0.4
CO
7
SO2
4
NO2
周水子
5216
PM2.5
53 *
PM10
77
O3
0.2
CO
9
SO2
3
NO2
星海三站
453
PM2.5
45
PM10
71
O3
0.4
CO
5
SO2
6
NO2
青泥洼桥
337
PM2.5
33
PM10
80
O3
0.3
CO
8
SO2
8
NO2
七贤岭
518
PM2.5
52 *
PM10
72
O3
0.4
CO
6
SO2
8
NO2
金州
343
PM2.5
34
PM10
75
O3
0.2
CO
9
SO2
2
NO2
开发区
437
PM2.5
43
PM10
78
O3
0.2
CO
4
SO2
4
NO2
双D港
336
PM2.5
33
PM10
74
O3
0.6
CO
5
SO2
5
NO2
旅顺
498
PM2.5
49
PM10
68
O3
0.3
CO
10
SO2
7
NO2
Air quality in the last 12 months (Dalian)
|
2026/01
|
30
|
30
|
70
|
43
|
32
|
73
|
29
|
36
|
74
|
53
|
26
|
47
|
36
|
36
|
105
|
81
|
32
|
38
|
29
|
39
|
30
|
35
|
63
|
41
|
37
|
44
|
44
|
42
|
34
|
42
|
85
|
|
2025/12
|
29
|
23
|
26
|
33
|
29
|
88
|
68
|
31
|
41
|
97
|
58
|
38
|
49
|
36
|
58
|
99
|
48
|
62
|
74
|
57
|
24
|
23
|
41
|
30
|
28
|
27
|
72
|
101
|
62
|
33
|
22
|
|
2025/11
|
53
|
25
|
21
|
55
|
65
|
95
|
90
|
78
|
47
|
23
|
48
|
90
|
40
|
40
|
123
|
92
|
29
|
23
|
32
|
33
|
34
|
76
|
132
|
140
|
25
|
43
|
42
|
34
|
108
|
98
|
|
|
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
|
|||
|
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