Air Quality Monitor
Updated On: 3/31/2023 - 9:30 AM
This page displays current air quality data for the Rose Elementary monitor, which is operated by the Pima County Department of Environmental Quality.
All data are preliminary. View all monitors >
Current Air Quality: Rose Elementary Updated: 3/31/2023 - 9:30 AM
Current concentrations for each available pollutant, along with a graph displaying hourly data over the past 48-hours. The colors are using the AQI color scheme to highlight periods of good or poor air quality. Values are updated hourly at 30 minutes past the hour.Ozone
Past 48-Hours
PM2.5
Past 48-Hours
Past Seven Days
Concentration values for the past seven days for each available pollutant. While the table displays concentrations, the color corresponds to the Air Quality Index (AQI).Date
Ozone
(ppb)
Max 8-Hour Avg
Max 8-Hour Avg
PM2.5
(µg/m3)
24-Hour Avg
24-Hour Avg
3/24/2023
44
2.7
3/25/2023
47
7.8
3/26/2023
48
5.0
3/27/2023
49
4.4
3/28/2023
49
3.7
3/29/2023
46
2.9
3/30/2023
42
2.6
Station History
The table displays the current day, month, and all-time high and low concentrations for each pollutant, along with the day on which the value occurred. If a tie occurs, the date displayed will be the most recent occurrence.Ozone
(ppb)
Max 8-Hour Avg
Max 8-Hour Avg
PM2.5
(µg/m3)
24-Hour Avg
24-Hour Avg
Daily High For March 31
58
3/31/2009
3/31/2009
4.2
3/31/2022
3/31/2022
Daily Low For March 31
40
3/31/2008
3/31/2008
4.2
3/31/2022
3/31/2022
Monthly High For March
64
3/12/2007
3/12/2007
7.8
3/25/2023
3/25/2023
Monthly Low For March
9
3/1/2006
3/1/2006
0.7
3/21/2023
3/21/2023
All-Time High
73
6/15/2017
6/15/2017
24.1
4/30/2022
4/30/2022
All-Time Low
1
12/6/2019
12/6/2019
0.6
9/1/2022
9/1/2022
*Negative values can occur when concentrations are below the detectable limits of the instrument.
Period of Record By Pollutant:
Ozone - 6/30/2003
PM2.5 - 1/1/2022
Note: Gaps may exist in the period of record and is only for continous monitor data (not filter).
Period of Record By Pollutant:
Ozone - 6/30/2003
PM2.5 - 1/1/2022
Note: Gaps may exist in the period of record and is only for continous monitor data (not filter).
Exceedances This Year
A list of the number of exceedances since the start of the year for each available pollutant. Expand the pollutant to view the date and concentration of each exceedance.No exceedance days.
No exceedance days.
View past years >