Air Quality
Excellent
No health implications.
9
PM2.5
19
PM10
137
O3
0.3
CO
7
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
16 Jul
123
Light
Thu
17 Jul
113
Light
Fri
18 Jul
103
Light
Sat
19 Jul
96
Good
Sun
20 Jul
74
Good
Mon
21 Jul
69
Good
Tue
22 Jul
45
Excellent
Air quality in the last 12 months (Jiulongpo)
|
2025/06
|
25
|
29
|
42
|
43
|
46
|
60
|
56
|
33
|
20
|
39
|
39
|
40
|
35
|
39
|
35
|
40
|
33
|
27
|
19
|
32
|
25
|
26
|
23
|
25
|
19
|
34
|
28
|
27
|
24
|
30
|
|
|
2025/05
|
49
|
59
|
63
|
49
|
40
|
61
|
51
|
35
|
52
|
54
|
44
|
45
|
56
|
61
|
64
|
72
|
68
|
71
|
54
|
54
|
53
|
34
|
47
|
58
|
38
|
33
|
25
|
18
|
24
|
24
|
21
|
|
2025/04
|
39
|
51
|
54
|
55
|
76
|
77
|
66
|
66
|
70
|
63
|
49
|
275
|
257
|
148
|
109
|
79
|
77
|
66
|
52
|
36
|
40
|
45
|
45
|
38
|
48
|
48
|
46
|
46
|
37
|
38
|
|
|
2025/03
|
83
|
87
|
35
|
29
|
28
|
22
|
33
|
48
|
43
|
51
|
49
|
74
|
62
|
51
|
39
|
31
|
26
|
33
|
46
|
53
|
63
|
81
|
83
|
58
|
58
|
53
|
81
|
77
|
23
|
29
|
35
|
|
2025/02
|
91
|
61
|
34
|
36
|
41
|
39
|
31
|
36
|
53
|
59
|
61
|
76
|
35
|
44
|
44
|
48
|
45
|
43
|
48
|
42
|
45
|
38
|
37
|
38
|
59
|
58
|
58
|
61
|
|||
|
2025/01
|
125
|
150
|
152
|
133
|
102
|
88
|
62
|
41
|
42
|
40
|
48
|
57
|
76
|
97
|
90
|
78
|
74
|
102
|
99
|
104
|
111
|
164
|
199
|
99
|
37
|
34
|
47
|
64
|
119
|
131
|
103
|
|
2024/12
|
97
|
106
|
89
|
91
|
46
|
48
|
42
|
39
|
36
|
50
|
65
|
50
|
52
|
51
|
55
|
71
|
94
|
115
|
89
|
80
|
111
|
72
|
52
|
88
|
107
|
113
|
105
|
102
|
94
|
100
|
93
|
|
2024/11
|
55
|
53
|
66
|
74
|
43
|
46
|
72
|
77
|
44
|
43
|
67
|
55
|
48
|
56
|
50
|
39
|
25
|
26
|
24
|
27
|
30
|
43
|
39
|
29
|
26
|
37
|
48
|
50
|
63
|
85
|
|
|
2024/10
|
20
|
35
|
34
|
38
|
51
|
47
|
49
|
52
|
63
|
72
|
57
|
41
|
48
|
55
|
49
|
48
|
29
|
40
|
42
|
24
|
30
|
34
|
40
|
51
|
64
|
85
|
39
|
52
|
56
|
87
|
81
|
|
2024/09
|
38
|
38
|
25
|
22
|
33
|
37
|
41
|
32
|
26
|
33
|
43
|
36
|
34
|
44
|
24
|
31
|
32
|
37
|
29
|
48
|
36
|
39
|
39
|
49
|
60
|
79
|
45
|
43
|
36
|
22
|
|
|
2024/08
|
31
|
17
|
20
|
23
|
31
|
29
|
29
|
24
|
28
|
39
|
48
|
65
|
57
|
43
|
36
|
42
|
39
|
49
|
37
|
46
|
37
|
30
|
26
|
22
|
18
|
24
|
39
|
34
|
32
|
29
|
28
|
|
2024/07
|
37
|
33
|
39
|
38
|
28
|
40
|
26
|
34
|
35
|
23
|
24
|
36
|
35
|
22
|
25
|
21
|
26
|
36
|
23
|
23
|
26
|
24
|
21
|
21
|
44
|
50
|
40
|
35
|
38
|
30
|
34
|
|
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
Air quality source: CNEMC
*: primary pollution