Air Quality
Excellent
No health implications.
5
PM2.5
12
PM10
42
O3
0.6
CO
2
SO2
5
NO2
No health implications.
Advise
Everyone can continue their outdoor activities normally.
Air Quality
Today
30 Jul
61
Good
Fri
31 Jul
89
Good
Sat
1 Aug
88
Good
Sun
2 Aug
85
Good
Mon
3 Aug
84
Good
Tue
4 Aug
84
Good
Wed
5 Aug
37
Excellent
Air quality in the last 12 months (Long'an)
|
2026/06
|
80
|
92
|
92
|
44
|
62
|
34
|
37
|
45
|
49
|
77
|
77
|
72
|
56
|
69
|
66
|
54
|
58
|
52
|
33
|
40
|
35
|
34
|
47
|
42
|
53
|
52
|
78
|
55
|
51
|
60
|
|
|
2026/05
|
59
|
36
|
33
|
52
|
58
|
58
|
48
|
54
|
58
|
64
|
64
|
69
|
72
|
74
|
58
|
51
|
53
|
32
|
43
|
33
|
31
|
37
|
48
|
52
|
30
|
26
|
48
|
51
|
48
|
53
|
58
|
|
2026/04
|
85
|
92
|
53
|
58
|
104
|
82
|
66
|
67
|
63
|
62
|
63
|
68
|
44
|
68
|
58
|
86
|
80
|
68
|
70
|
77
|
51
|
34
|
50
|
47
|
49
|
63
|
93
|
69
|
47
|
57
|
|
|
2026/03
|
82
|
117
|
154
|
122
|
97
|
77
|
66
|
111
|
94
|
142
|
137
|
157
|
167
|
125
|
38
|
62
|
131
|
52
|
70
|
114
|
95
|
77
|
121
|
114
|
91
|
80
|
123
|
122
|
41
|
66
|
69
|
|
2026/02
|
149
|
160
|
155
|
147
|
103
|
61
|
70
|
88
|
82
|
75
|
91
|
104
|
126
|
136
|
50
|
55
|
104
|
63
|
52
|
58
|
101
|
413
|
132
|
74
|
48
|
55
|
89
|
81
|
|||
|
2026/01
|
64
|
122
|
174
|
219
|
237
|
61
|
51
|
68
|
67
|
84
|
56
|
77
|
98
|
136
|
93
|
139
|
80
|
70
|
53
|
44
|
79
|
136
|
178
|
223
|
203
|
171
|
212
|
257
|
156
|
128
|
210
|
|
2025/12
|
168
|
50
|
53
|
69
|
89
|
108
|
68
|
77
|
122
|
183
|
150
|
40
|
57
|
66
|
89
|
173
|
127
|
208
|
210
|
140
|
89
|
63
|
94
|
92
|
61
|
82
|
148
|
173
|
142
|
147
|
46
|
|
2025/11
|
76
|
53
|
86
|
116
|
106
|
224
|
94
|
74
|
64
|
93
|
110
|
122
|
80
|
80
|
101
|
91
|
45
|
41
|
50
|
66
|
68
|
73
|
66
|
103
|
66
|
152
|
228
|
162
|
157
|
150
|
|
|
2025/10
|
51
|
29
|
44
|
46
|
28
|
14
|
35
|
26
|
10
|
13
|
23
|
19
|
35
|
42
|
55
|
61
|
30
|
28
|
46
|
34
|
42
|
68
|
83
|
106
|
52
|
147
|
131
|
152
|
101
|
188
|
217
|
|
2025/09
|
47
|
38
|
28
|
28
|
48
|
63
|
62
|
63
|
32
|
34
|
35
|
35
|
51
|
58
|
39
|
38
|
22
|
33
|
25
|
36
|
54
|
22
|
35
|
36
|
51
|
58
|
31
|
45
|
51
|
57
|
|
|
2025/08
|
45
|
44
|
44
|
55
|
47
|
49
|
55
|
53
|
24
|
31
|
42
|
28
|
36
|
42
|
36
|
22
|
30
|
41
|
46
|
45
|
36
|
41
|
42
|
25
|
38
|
48
|
53
|
32
|
35
|
35
|
30
|
|
2025/07
|
18
|
27
|
33
|
43
|
32
|
29
|
40
|
37
|
51
|
56
|
65
|
62
|
54
|
58
|
54
|
45
|
43
|
48
|
48
|
49
|
43
|
39
|
19
|
21
|
32
|
35
|
37
|
38
|
37
|
36
|
35
|
|
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