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Gaussian Plume Model

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This Gaussian plume model was originally published in 1981 by Roland R. Draxler as NOAA Technical Memorandum ERL ARL-100, titled, "Forty-eight hour Atmospheric Dispersion Forecasts at Selected Locations in the United States." The program has been updated to produce quick forecasts of atmospheric dispersion via the web by combining the simple techniques of estimating dispersion from Bruce Turner's Workbook of Atmospheric Dispersion Estimates (1994,1969) with National Weather Service (NWS) forecasts of wind direction, wind speed, cloud cover, and cloud ceiling. The NWS forecasts come from the NAM, GFS and NGM Model Output Statistics (MOS), which are statistically derived surface conditions produced for over 1000 locations in the CONUS, Alaska, Puerto Rica, and Hawaii.

The program was also modified to allow the user to enter the necessary meteorological information instead of using the MOS forecast.

Access to the Gaussian plume model is restricted to registered HYSPLIT users. Information on HYSPLIT registration can be found at the following location:
https://www.arl.noaa.gov/ready/register/

The program is still undergoing development and may be changed or moved at any time.


Gaussian Plume Model Applications

Modified: September 23, 2008
Dept. of Commerce | NOAA | NOAA Research | ARL