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
17 Sep
Thu
18 Sep
Fri
19 Sep
Sat
20 Sep
Sun
21 Sep
Mon
22 Sep
Tue
23 Sep
Real-time AQI (Monitoring Station in Tongchuan)
王益区政府
4010
PM2.5
40
PM10
11
O3
0.5
CO
3
SO2
33
NO2
新区管委会
4318
PM2.5
43
PM10
34
O3
0.5
CO
4
SO2
20
NO2
大唐三路
4418
PM2.5
44
PM10
33
O3
0.9
CO
4
SO2
24
NO2
Air quality in the last 12 months (Tongchuan)
|
2025/08
|
39
|
39
|
40
|
40
|
32
|
37
|
37
|
29
|
23
|
28
|
31
|
37
|
39
|
46
|
32
|
22
|
20
|
26
|
30
|
28
|
35
|
39
|
24
|
20
|
37
|
38
|
29
|
21
|
21
|
28
|
28
|
|
2025/07
|
29
|
21
|
25
|
27
|
20
|
32
|
38
|
35
|
34
|
36
|
45
|
47
|
48
|
42
|
41
|
38
|
40
|
40
|
42
|
25
|
32
|
34
|
24
|
18
|
21
|
28
|
31
|
34
|
35
|
35
|
35
|
|
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
|
|
|
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