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
3 Sep
Thu
4 Sep
Fri
5 Sep
Sat
6 Sep
Sun
7 Sep
Mon
8 Sep
Tue
9 Sep
Real-time AQI (Monitoring Station in Tongchuan)
王益区政府
3222
PM2.5
24
PM10
45
O3
0.6
CO
3
SO2
16
NO2
大唐三路
2517
PM2.5
17
PM10
55
O3
0.6
CO
2
SO2
9
NO2
Air quality in the last 12 months (Tongchuan)
|
2025/06
|
33
|
36
|
42
|
49
|
40
|
49
|
42
|
41
|
43
|
49
|
54
|
55
|
55
|
49
|
50
|
66
|
53
|
37
|
29
|
33
|
38
|
35
|
34
|
40
|
28
|
27
|
31
|
29
|
39
|
23
|
|
|
2025/05
|
108
|
86
|
67
|
69
|
162
|
341
|
137
|
84
|
65
|
52
|
41
|
47
|
39
|
72
|
65
|
63
|
224
|
99
|
61
|
60
|
57
|
74
|
52
|
53
|
35
|
33
|
45
|
44
|
52
|
51
|
36
|
|
2025/04
|
59
|
62
|
79
|
102
|
79
|
79
|
77
|
93
|
103
|
64
|
121
|
288
|
105
|
72
|
51
|
142
|
100
|
95
|
75
|
63
|
66
|
193
|
99
|
65
|
64
|
64
|
46
|
39
|
51
|
128
|
|
|
2025/03
|
115
|
67
|
31
|
60
|
85
|
66
|
78
|
73
|
62
|
69
|
124
|
180
|
91
|
68
|
44
|
45
|
40
|
41
|
39
|
43
|
56
|
62
|
93
|
138
|
63
|
164
|
175
|
121
|
62
|
59
|
63
|
|
2025/02
|
182
|
119
|
34
|
35
|
38
|
47
|
99
|
44
|
55
|
74
|
72
|
77
|
64
|
73
|
51
|
79
|
75
|
73
|
93
|
120
|
133
|
140
|
45
|
50
|
72
|
68
|
84
|
93
|
|||
|
2025/01
|
70
|
64
|
69
|
86
|
78
|
50
|
40
|
42
|
51
|
58
|
77
|
87
|
75
|
52
|
35
|
59
|
79
|
91
|
82
|
100
|
97
|
145
|
217
|
168
|
47
|
77
|
66
|
82
|
139
|
139
|
207
|
|
2024/12
|
50
|
54
|
60
|
75
|
53
|
57
|
46
|
41
|
78
|
97
|
131
|
110
|
52
|
45
|
52
|
73
|
73
|
49
|
88
|
103
|
47
|
60
|
94
|
122
|
107
|
75
|
43
|
45
|
62
|
59
|
67
|
|
2024/11
|
73
|
61
|
58
|
40
|
61
|
85
|
112
|
112
|
103
|
156
|
138
|
138
|
71
|
36
|
45
|
57
|
39
|
33
|
60
|
51
|
58
|
78
|
111
|
106
|
36
|
39
|
65
|
57
|
42
|
38
|
|
|
2024/10
|
54
|
53
|
50
|
54
|
71
|
108
|
74
|
106
|
68
|
46
|
65
|
65
|
57
|
78
|
87
|
79
|
61
|
33
|
24
|
32
|
41
|
34
|
44
|
67
|
68
|
49
|
37
|
49
|
79
|
73
|
71
|
|
2024/09
|
50
|
41
|
38
|
42
|
39
|
42
|
41
|
41
|
45
|
58
|
48
|
35
|
38
|
35
|
49
|
38
|
43
|
36
|
32
|
31
|
23
|
44
|
65
|
79
|
85
|
74
|
76
|
67
|
36
|
33
|
|
|
2024/08
|
38
|
40
|
37
|
36
|
41
|
40
|
31
|
30
|
52
|
128
|
46
|
29
|
33
|
45
|
39
|
40
|
48
|
43
|
37
|
37
|
34
|
39
|
45
|
48
|
46
|
22
|
28
|
34
|
35
|
36
|
38
|
|
2024/07
|
27
|
32
|
36
|
32
|
35
|
45
|
27
|
16
|
31
|
51
|
39
|
41
|
52
|
58
|
44
|
18
|
21
|
30
|
31
|
32
|
45
|
29
|
33
|
48
|
78
|
64
|
48
|
52
|
40
|
30
|
42
|
|
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