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
28 Aug
Fri
29 Aug
Sat
30 Aug
Sun
31 Aug
Mon
1 Sep
Tue
2 Sep
Wed
3 Sep
Dazhou Air quality rank
Real-time AQI (Monitoring Station in Dazhou)
达州职业技术学院
5020
PM2.5
50
PM10
6
O3
0.5
CO
8
SO2
26
NO2
市环境监测站
3014
PM2.5
30
PM10
12
O3
0.4
CO
7
SO2
25
NO2
凤凰小区
3617
PM2.5
36
PM10
15
O3
0.4
CO
2
SO2
23
NO2
达县机关宾馆
4330
PM2.5
34
PM10
13
O3
0.5
CO
6
SO2
30
NO2
市政中心
3922
PM2.5
39
PM10
11
O3
0.4
CO
4
SO2
25
NO2
Air quality in the last 12 months (Dazhou)
|
2025/06
|
14
|
28
|
39
|
44
|
43
|
45
|
28
|
19
|
33
|
43
|
43
|
40
|
47
|
37
|
43
|
50
|
43
|
23
|
21
|
33
|
17
|
22
|
23
|
23
|
15
|
23
|
29
|
29
|
23
|
15
|
|
|
2025/05
|
53
|
66
|
66
|
46
|
56
|
56
|
52
|
31
|
76
|
81
|
63
|
60
|
51
|
46
|
73
|
76
|
75
|
63
|
71
|
79
|
69
|
33
|
63
|
67
|
56
|
48
|
41
|
26
|
30
|
34
|
22
|
|
2025/04
|
43
|
57
|
62
|
59
|
66
|
65
|
63
|
65
|
66
|
53
|
40
|
333
|
254
|
146
|
97
|
82
|
86
|
71
|
57
|
39
|
37
|
56
|
67
|
56
|
57
|
60
|
53
|
51
|
52
|
42
|
|
|
2025/03
|
86
|
74
|
17
|
17
|
21
|
36
|
45
|
53
|
56
|
51
|
53
|
51
|
35
|
35
|
24
|
32
|
50
|
50
|
58
|
56
|
61
|
78
|
85
|
68
|
64
|
61
|
139
|
52
|
33
|
39
|
37
|
|
2025/02
|
52
|
34
|
38
|
39
|
41
|
34
|
42
|
42
|
51
|
62
|
86
|
74
|
52
|
45
|
47
|
59
|
63
|
56
|
65
|
38
|
42
|
31
|
30
|
48
|
63
|
85
|
75
|
72
|
|||
|
2025/01
|
163
|
169
|
174
|
90
|
61
|
87
|
104
|
72
|
76
|
72
|
83
|
85
|
103
|
129
|
102
|
75
|
94
|
124
|
128
|
123
|
145
|
212
|
247
|
74
|
14
|
52
|
70
|
79
|
147
|
112
|
128
|
|
2024/12
|
84
|
90
|
93
|
35
|
29
|
31
|
34
|
39
|
46
|
59
|
54
|
58
|
65
|
68
|
87
|
105
|
128
|
137
|
91
|
111
|
145
|
124
|
80
|
103
|
102
|
122
|
105
|
90
|
125
|
177
|
174
|
|
2024/11
|
29
|
34
|
48
|
38
|
33
|
43
|
50
|
57
|
30
|
42
|
42
|
36
|
30
|
36
|
46
|
22
|
11
|
12
|
16
|
24
|
36
|
39
|
38
|
30
|
20
|
44
|
52
|
51
|
64
|
82
|
|
|
2024/10
|
27
|
37
|
44
|
45
|
49
|
57
|
43
|
42
|
51
|
49
|
42
|
36
|
35
|
35
|
42
|
49
|
27
|
27
|
27
|
12
|
18
|
25
|
41
|
49
|
48
|
49
|
43
|
46
|
51
|
61
|
42
|
|
2024/09
|
49
|
52
|
30
|
42
|
47
|
33
|
36
|
29
|
31
|
28
|
36
|
31
|
36
|
39
|
30
|
33
|
31
|
40
|
46
|
37
|
18
|
17
|
33
|
45
|
53
|
71
|
62
|
54
|
42
|
17
|
|
|
2024/08
|
29
|
33
|
29
|
18
|
18
|
23
|
30
|
34
|
38
|
47
|
64
|
59
|
57
|
38
|
36
|
41
|
41
|
37
|
50
|
46
|
47
|
47
|
44
|
65
|
71
|
45
|
49
|
28
|
24
|
31
|
36
|
|
2024/07
|
28
|
27
|
31
|
25
|
15
|
20
|
28
|
16
|
17
|
13
|
12
|
19
|
17
|
12
|
22
|
23
|
27
|
21
|
24
|
25
|
22
|
23
|
27
|
28
|
38
|
46
|
38
|
45
|
38
|
11
|
19
|
|
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