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
18 Aug
Wed
19 Aug
Thu
20 Aug
Fri
21 Aug
Sat
22 Aug
Sun
23 Aug
Mon
24 Aug
Real-time AQI (Monitoring Station in Dalian)
甘井子
4017
PM2.5
22
PM10
126
O3
0.8
CO
5
SO2
6
NO2
周水子
3222
PM2.5
22
PM10
92
O3
0.6
CO
6
SO2
14
NO2
星海三站
3217
PM2.5
22
PM10
102
O3
0.5
CO
8
SO2
7
NO2
青泥洼桥
3013
PM2.5
21
PM10
95
O3
0.8
CO
8
SO2
9
NO2
傅家庄
3216
PM2.5
18
PM10
101
O3
0.9
CO
7
SO2
5
NO2
七贤岭
3217
PM2.5
30
PM10
100
O3
0.4
CO
7
SO2
8
NO2
金州
4330
PM2.5
30
PM10
109
O3
0.6
CO
10
SO2
9
NO2
开发区
3625
PM2.5
34
PM10
110
O3
0.6
CO
6
SO2
7
NO2
双D港
4229
PM2.5
38
PM10
78
O3
0.7
CO
7
SO2
9
NO2
旅顺
2920
PM2.5
28
PM10
92
O3
0.8
CO
7
SO2
9
NO2
Air quality in the last 12 months (Dalian)
|
2026/07
|
26
|
32
|
53
|
43
|
30
|
42
|
35
|
35
|
36
|
33
|
21
|
28
|
33
|
18
|
48
|
46
|
30
|
48
|
48
|
42
|
30
|
30
|
26
|
29
|
31
|
38
|
33
|
40
|
35
|
37
|
39
|
|
2026/06
|
44
|
36
|
26
|
32
|
27
|
28
|
31
|
30
|
38
|
40
|
38
|
62
|
43
|
54
|
32
|
32
|
36
|
38
|
23
|
29
|
30
|
31
|
32
|
28
|
36
|
41
|
44
|
39
|
29
|
30
|
|
|
2026/05
|
68
|
56
|
35
|
30
|
39
|
58
|
40
|
28
|
39
|
47
|
44
|
35
|
35
|
33
|
30
|
30
|
34
|
30
|
31
|
39
|
44
|
29
|
29
|
33
|
33
|
29
|
36
|
46
|
53
|
59
|
67
|
|
2026/04
|
66
|
58
|
83
|
40
|
44
|
27
|
26
|
30
|
32
|
51
|
60
|
63
|
69
|
71
|
83
|
76
|
58
|
53
|
40
|
91
|
68
|
56
|
42
|
58
|
51
|
53
|
38
|
30
|
46
|
57
|
|
|
2026/03
|
169
|
168
|
123
|
125
|
74
|
27
|
28
|
69
|
37
|
29
|
54
|
77
|
64
|
68
|
152
|
88
|
84
|
39
|
40
|
55
|
76
|
87
|
135
|
139
|
115
|
79
|
54
|
38
|
112
|
64
|
40
|
|
2026/02
|
66
|
28
|
60
|
154
|
97
|
44
|
39
|
28
|
67
|
90
|
66
|
126
|
130
|
117
|
49
|
47
|
116
|
40
|
58
|
99
|
79
|
114
|
36
|
47
|
54
|
77
|
98
|
126
|
|||
|
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
|
|
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