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RECORD NUMBER: 4893 OF 5037

Main Title User's Guide to the Rough Terrain Diffusion Model (RTDM) (Rev. 3.20).
Author Paine, R. J. ; Egan, B. A. ;
CORP Author Environmental Research and Technology, Inc., Concord, MA.;Environmental Protection Agency, Research Triangle Park, NC. Atmospheric Sciences Research Lab.
Year Published 1987
Report Number ERT-P-D535-585; EPA/SW/MT-88/041A;
Stock Number PB88-171467
Additional Subjects Air pollution ; Concentration(Composition) ; Terrain ; Mathematical models ; Atmospheric diffusion ; Rough terrain ; Diffusion models
Holdings
Library Call Number Additional Info Location Last
Modified
Checkout
Status
NTIS  PB88-171467 Some EPA libraries have a fiche copy filed under the call number shown. 07/26/2022
Collation 245p
Abstract The User's Network for Applied Modeling of Air Pollution (UNAMAP), Version 6 (Revised 1/88) contains 30 air quality simulation models. These models input emission and meteorological data to calculate projected air pollutant concentrations. UNAMAP contains state-of-the-art dispersion research algorithms funded by the EPA's Office of Air Quality Planning and Standards for Environmental Impact Analysis. The manual describes a sequential version of the Rough Terrain Diffusion Model (RTDM, version 3.20). The model provides a method to estimate air pollutant concentrations from multiple co-located sources in a rural environment. RTDM can be used in flat or complex terrain, but it is especially suited for use in complex terrain.
Supplementary Notes For system on magnetic tape, see PB88-169487. Sponsored by Environmental Protection Agency, Research Triangle Park, NC. Atmospheric Sciences Research Lab.
PUB Date Free Form Jul 87
Category Codes 68A
NTIS Prices PC A11/MF A01
Primary Description 600/09
Document Type NT
Cataloging Source NTIS/MT
Control Number 812723120
Origin NTIS
Type CAT