AQ Exceedance

This report displays the number of days a monitor exceeded the federal health standard for the given year. Click the monitor to view the dates of each exceedance and the associated concentration.

Previous Day

  2022  


Maricopa County
Monitor
Ozone
PM10
PM2.5
Date
ppb
4/29/2022
77
5/6/2022
75
5/12/2022
77
5/13/2022
73
6/1/2022
74
6/2/2022
78
6/15/2022
72
6/16/2022
71
7/13/2022
71
7/15/2022
73
7/17/2022
77
7/18/2022
72
7/22/2022
71
8/15/2022
71
8/16/2022
76
8/22/2022
77
8/26/2022
74
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
6/22/2022
71
6/27/2022
71
7/15/2022
72
8/30/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
5/6/2022
72
6/29/2022
71
7/17/2022
71
8/16/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
7/15/2022
74
8/4/2022
72
8/15/2022
71
8/18/2022
72
8/23/2022
75
9/1/2022
72
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/26/2022
72
6/15/2022
82
6/16/2022
72
6/27/2022
75
8/11/2022
75
8/23/2022
73
8/24/2022
74
8/25/2022
77
8/30/2022
71
8/31/2022
74
9/2/2022
80
Date
µg/m3
7/23/2022
195
9/2/2022
206
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/29/2022
75
4/30/2022
72
5/6/2022
76
5/12/2022
78
5/13/2022
75
5/15/2022
71
7/15/2022
74
7/16/2022
71
7/17/2022
74
7/18/2022
73
8/5/2022
72
8/8/2022
76
8/10/2022
71
8/15/2022
79
8/16/2022
80
8/22/2022
85
8/23/2022
75
8/26/2022
76
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/29/2022
74
5/6/2022
76
5/12/2022
77
5/13/2022
76
6/1/2022
76
6/2/2022
75
6/15/2022
75
6/16/2022
72
7/15/2022
76
7/16/2022
73
7/17/2022
78
7/18/2022
72
7/22/2022
73
8/4/2022
74
8/8/2022
71
8/16/2022
76
8/22/2022
74
9/1/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/25/2022
71
4/26/2022
71
5/6/2022
72
5/12/2022
75
6/15/2022
87
6/16/2022
85
6/22/2022
73
6/27/2022
73
6/28/2022
73
7/13/2022
71
7/15/2022
72
8/11/2022
80
8/13/2022
73
8/16/2022
73
8/23/2022
78
8/25/2022
81
8/31/2022
78
9/1/2022
73
9/2/2022
82
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
5/6/2022
73
5/12/2022
75
5/13/2022
75
6/1/2022
74
6/2/2022
75
6/15/2022
77
6/16/2022
77
7/13/2022
71
7/15/2022
76
7/16/2022
71
7/17/2022
75
8/4/2022
77
8/5/2022
72
8/8/2022
76
8/10/2022
75
8/15/2022
72
8/16/2022
77
8/22/2022
80
8/23/2022
71
8/26/2022
75
Date
µg/m3
8/9/2022
156
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
9/2/2022
160
Date
µg/m3
-
Date
ppb
4/25/2022
74
4/26/2022
72
5/6/2022
72
6/1/2022
72
6/15/2022
87
6/16/2022
78
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/29/2022
72
5/6/2022
73
5/12/2022
75
5/13/2022
73
6/1/2022
73
6/2/2022
75
6/15/2022
78
6/16/2022
73
7/18/2022
74
7/22/2022
75
7/23/2022
72
8/4/2022
75
8/5/2022
71
8/8/2022
80
8/10/2022
75
8/15/2022
73
8/16/2022
79
8/17/2022
73
8/22/2022
85
8/23/2022
76
8/26/2022
81
9/1/2022
73
Date
µg/m3
10/3/2022
217
Date
µg/m3
-
Date
ppb
5/25/2022
71
5/26/2022
71
6/1/2022
72
6/2/2022
75
6/15/2022
75
6/16/2022
74
6/30/2022
73
7/14/2022
75
7/15/2022
84
7/16/2022
74
7/17/2022
78
8/4/2022
71
8/5/2022
72
8/6/2022
73
8/8/2022
76
8/13/2022
71
8/15/2022
78
8/16/2022
78
8/22/2022
74
8/23/2022
81
8/31/2022
75
9/1/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/26/2022
76
4/29/2022
72
5/6/2022
74
5/12/2022
73
5/13/2022
74
6/1/2022
71
6/2/2022
73
6/15/2022
85
6/16/2022
88
6/21/2022
71
6/22/2022
72
6/28/2022
71
7/13/2022
74
7/15/2022
75
7/17/2022
74
8/4/2022
72
8/5/2022
72
8/10/2022
77
8/11/2022
75
8/13/2022
72
8/16/2022
77
8/22/2022
73
8/23/2022
75
8/25/2022
78
8/31/2022
77
9/1/2022
75
9/2/2022
76
9/8/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
6/15/2022
72
6/16/2022
76
7/15/2022
71
8/11/2022
74
8/13/2022
71
8/16/2022
73
8/23/2022
89
8/25/2022
76
8/31/2022
78
9/1/2022
76
9/2/2022
78
9/7/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/29/2022
74
4/30/2022
72
5/6/2022
77
5/12/2022
75
5/13/2022
76
6/1/2022
73
6/2/2022
73
6/15/2022
77
6/16/2022
75
7/17/2022
74
8/4/2022
77
8/5/2022
72
8/10/2022
77
8/15/2022
71
8/16/2022
77
8/22/2022
71
9/8/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/29/2022
73
5/6/2022
74
5/12/2022
74
5/13/2022
72
6/1/2022
74
6/2/2022
75
6/15/2022
75
6/16/2022
74
7/15/2022
75
7/16/2022
71
7/17/2022
77
8/8/2022
72
8/15/2022
73
8/16/2022
82
8/22/2022
78
8/26/2022
74
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
5/6/2022
71
5/12/2022
74
5/13/2022
73
6/1/2022
73
6/2/2022
75
6/15/2022
74
6/16/2022
75
7/15/2022
75
7/17/2022
73
8/4/2022
74
8/8/2022
74
8/10/2022
72
8/15/2022
74
8/16/2022
79
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
6/16/2022
73
7/15/2022
76
8/18/2022
76
Date
µg/m3
-
Date
µg/m3
1/6/2022
36.1
Date
ppb
7/15/2022
71
9/1/2022
72
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
5/12/2022
71
7/15/2022
77
8/18/2022
76
Date
µg/m3
7/9/2022
167
7/23/2022
239
9/1/2022
169
10/3/2022
188
Date
µg/m3
-
Date
ppb
7/14/2022
73
7/15/2022
80
7/17/2022
72
8/13/2022
71
8/16/2022
73
8/18/2022
71
8/23/2022
79
8/31/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
3/16/2022
167
4/12/2022
223
4/22/2022
215
7/23/2022
164
10/3/2022
316
Date
µg/m3
-
Date
ppb
5/12/2022
75
6/30/2022
71
7/14/2022
71
7/15/2022
83
Date
µg/m3
8/17/2022
191
9/2/2022
169
Date
µg/m3
-
Date
ppb
4/26/2022
72
5/12/2022
72
6/15/2022
75
6/16/2022
80
6/22/2022
74
6/27/2022
71
7/10/2022
74
7/15/2022
76
7/17/2022
71
8/11/2022
71
8/13/2022
72
8/18/2022
75
8/23/2022
81
8/25/2022
76
8/31/2022
79
9/1/2022
76
9/2/2022
76
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
9/2/2022
167
Date
µg/m3
-

Pima County
Monitor
Ozone
PM10
PM2.5
Date
ppb
4/30/2022
71
5/13/2022
71
7/14/2022
71
7/23/2022
73
8/4/2022
73
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/30/2022
71
6/16/2022
71
7/14/2022
76
7/15/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
8/15/2022
158
Date
µg/m3
-
Date
ppb
6/16/2022
72
7/23/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
7/14/2022
72
7/23/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
2/15/2022
198
3/4/2022
166
5/20/2022
170
6/21/2022
237
8/14/2022
155
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
6/16/2022
71
7/23/2022
72
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
7/23/2022
71
Date
µg/m3
-
Date
µg/m3
-

Pinal County
Monitor
Ozone
PM10
PM2.5
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/29/2022
72
5/12/2022
71
7/14/2022
71
7/15/2022
72
7/17/2022
71
7/18/2022
72
8/8/2022
71
8/15/2022
72
8/16/2022
75
8/22/2022
76
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
8/14/2022
157
8/17/2022
163
10/3/2022
327
Date
µg/m3
-
Date
ppb
4/26/2022
73
5/12/2022
76
6/15/2022
72
7/15/2022
77
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
8/14/2022
160
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
1/28/2022
166
5/5/2022
167
5/13/2022
161
5/14/2022
213
6/11/2022
165
6/15/2022
185
6/16/2022
183
6/21/2022
225
6/24/2022
157
7/9/2022
211
7/13/2022
161
9/1/2022
164
9/6/2022
166
Date
µg/m3
4/26/2022
39.9
10/3/2022
57.8
Date
ppb
-
Date
µg/m3
7/17/2022
160
9/2/2022
269
Date
µg/m3
-
Date
ppb
7/15/2022
79
Date
µg/m3
8/14/2022
178
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
4/18/2022
71
4/25/2022
72
4/29/2022
80
5/5/2022
71
5/12/2022
77
5/13/2022
73
6/15/2022
75
6/30/2022
71
7/14/2022
72
7/15/2022
83
7/16/2022
71
7/17/2022
73
7/18/2022
82
7/20/2022
71
8/1/2022
71
8/16/2022
75
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
5/12/2022
74
7/14/2022
76
7/15/2022
84
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
5/20/2022
233
7/13/2022
356
Date
µg/m3
-

Coconino
Monitor
Ozone
PM10
PM2.5
Date
ppb
6/1/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-

Cochise County
Monitor
Ozone
PM10
PM2.5
Date
ppb
7/23/2022
71
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-

Gila County
Monitor
Ozone
PM10
PM2.5
Date
ppb
-
Date
µg/m3
2/15/2022
241
3/28/2022
221
3/29/2022
308
4/10/2022
277
4/11/2022
186
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-
Date
ppb
7/17/2022
71
7/18/2022
73
7/22/2022
73
8/1/2022
71
8/15/2022
72
8/26/2022
71
Date
µg/m3
-
Date
µg/m3
-

La Paz County
Monitor
Ozone
PM10
PM2.5
Date
ppb
-
Date
µg/m3
5/29/2022
213
Date
µg/m3
-

Mohave County
Monitor
Ozone
PM10
PM2.5
Date
ppb
-
Date
µg/m3
5/29/2022
183
Date
µg/m3
-

Navajo County
Monitor
Ozone
PM10
PM2.5
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-

Santa Cruz County
Monitor
Ozone
PM10
PM2.5
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-

Yavapai County
Monitor
Ozone
PM10
PM2.5
Date
ppb
-
Date
µg/m3
-
Date
µg/m3
-

Yuma County
Monitor
Ozone
PM10
PM2.5
Date
ppb
4/28/2022
73
Date
µg/m3
2/2/2022
211
2/15/2022
171
5/8/2022
160
5/29/2022
238
6/18/2022
172
6/26/2022
234
8/7/2022
188
Date
µg/m3
3/28/2022
46.7