Air Quality Monitor

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

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Current Air Quality: Blue Point 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

18 ppb

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
3/24/2023
49
3/25/2023
53
3/26/2023
53
3/27/2023
50
3/28/2023
52
3/29/2023
55
3/30/2023
49

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
Daily High For March 31
71
3/31/2002
Daily Low For March 31
29
3/31/2006
Monthly High For March
80
3/26/2000
Monthly Low For March
18
3/11/2020
All-Time High
103
7/22/2003
All-Time Low
2
12/21/1998
*Negative values can occur when concentrations are below the detectable limits of the instrument.
Period of Record By Pollutant:
Ozone - 1/1/1997
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.
View past years >

Historical Data

Access historical data from the monitor. Historical Data >