Air Quality Monitor

Updated On: 3/31/2023 - 8:31 AM
This page displays current air quality data for the South Scottsdale monitor, which is operated by the Maricopa County Air Quality Department. All data are preliminary.

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Current Air Quality: South Scottsdale Updated: 3/31/2023 - 8:31 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

25 ppb

Past 48-Hours

PM10

16 µg/m3

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
PM10
(µg/m3)
24-Hour Avg
3/24/2023
45
19
3/25/2023
3/26/2023
50
16
3/27/2023
50
14
3/28/2023
52
22
3/29/2023
47
24
3/30/2023
46
23

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
PM10
(µg/m3)
24-Hour Avg
Daily High For March 31
66
3/31/1991
70
3/31/2017
Daily Low For March 31
0
3/31/1979
19
3/31/2022
Monthly High For March
69
3/18/1991
98
3/13/2014
Monthly Low For March
0
3/6/1983
4
3/12/2019
All-Time High
102
8/19/2020
341
7/9/2018
All-Time Low
0
6/3/1991
1
1/27/2013
*Negative values can occur when concentrations are below the detectable limits of the instrument.
Period of Record By Pollutant:
Ozone - 10/22/1974
PM10 - 9/1/2012
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.
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Historical Data

Access historical data from the monitor. Historical Data >