Return to main Clark County MeteoStar Monitoring web page
Return to main Clark County MeteoStar Monitoring web page

PM-2.5 Mass Hourly Averages

Use the controls below to select a different date or parameter. Click on the Generate Report button once you have made your selections.

Click on the Plot Data button once the tabular report has been generated to open a separate window containing data plots.
Select a date: Time Format: Select a Parameter:
   
Highlight validated data (Validated data has been manually reviewed by a data validator)
Select a Region:

PM-2.5 Mass data was not found at any sites in the region for the date you selected.
Please select a different parameter, date, or region.
To find out which sites are measuring PM-2.5 Mass on the date you selected, select "All Active Regions".

PLEASE NOTE: This data has not been verified by the Clark County Department of Air Quality and may change. This is the most current data, but it is not official until it has been certified by our technical staff. Data is collected from Clark County Department of Air Quality ambient monitoring sites and may include data collected by other outside agencies. This data is updated hourly. All times shown are in local standard time unless otherwise indicated.