15
Mar 2016
When modeling with AERMOD, it’s common to remove receptors that fall within the boundary of the facility’s property so as to only calculate concentrations that fall in the ambient environment.
15
Dec 2015
One of the model updates made by the U.S. EPA earlier this year was the release of the new AERMINUTE executable. AERMINUTE processes 1-minute ASOS wind data to generate hourly wind speed and wind direction averages to supplement data within standard hourly surface data files. Meteorological stations throughout the United States have gradually replaced manned observations with Automated Surface Observing Stations (ASOS). This led to a marked increase in missing or calm hours in the hourly observations which degrades the quality of air dispersion modeling analyses. AERMINUTE provides much higher wind data quality by processing the raw 1-minute data logged by the automated station.
15
Aug 2015
The AERMOD air dispersion model is capable of producing many different types of output files. One output file – the Post-Processing File – can produce time series data for each receptor. Lakes Environmental’s brand-new AERMOD View Version 9.0 now includes a special option which uses the Post-Processing File to create hourly time series plume animations.
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