Abstract

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Paper
Using GIS to Prioritize Outfalls for Stormwater Illicit Discharge Detection
Track: Water Resources
Author(s): Adam Ghafourian

Utilization of GIS in the detection of illicit stormwater discharge creates a more efficient and effective discharge detection program. This paper focuses on the use of GIS to assist in meeting the requirements given to a community in the NPDES Stormwater Phase II Permit Program. Using data such as land use, impervious surface, previous discharge issues, sub-basins delineations, as well as other available data, we have created a priority inspection classification for the outfalls located within our permit area. This classification allows more frequent inspections of outfalls that are more likely to be discharging pollutants into the watershead system.

Adam Ghafourian
Athens-Clarke County
Public Works
PO Box 1868
Athens , GA 30603
US
Phone: 706-613-3440
Fax: 706-613-3444
E-mail: adamghafourian@co.clarke.ga.us