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An Application in GIS for a Sanitary Sewer Overflow Emergency Response Program Mike Pritchard Penn State MGIS Capstone Project Advisor: Jan Oliver Wallgrun
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Key Points of Discussion Project background Proposed goals Project needs Literature review Proposed methodology Deliverables and timeline
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Medina County Sanitary Engineer (MCSE) Sanitary Sewer System Project Background
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Sewer district 500 with trunk sewer highlighted
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Motivation for Project MCSE Response Plan Developed GIS Sanitary trunk sewer collapse in 2009 Response plan to Sanitary Sewer Overflow (SSO) How to best utilize GIS in emergency situations
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Proposed Goals Application in GIS to use with existing web based GIS
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GIS Generated Report Easy to understand All pertinent info Printer friendly
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GIS Tool to Generate Report Potential geoprocessing service Python and model builder Accompanying map of incident area
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MCSE Needs Sanitary network info related to location of SSO Repair options Customers concerns Necessary/unusual equipment Source: http://wgcl.images.worldnow.com/images/22175327_BG1.jpghttp://wgcl.images.worldnow.com/images/22175327_BG1.jpg Source: http://www.contractortalk.com/attachments/f62/99515d1379174520-re-how- long-does-take-dig-track_hoe.jpg http://www.contractortalk.com/attachments/f62/99515d1379174520-re-how- long-does-take-dig-track_hoe.jpg
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MCSE Needs Continued Environmental risks Emergency Contacts Regulatory Agencies Government and Community Leaders Source: http://farm8.static.flickr.com/7258/7004128015_d559f76af3_b.jpg http://farm8.static.flickr.com/7258/7004128015_d559f76af3_b.jpg
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Literature Review What is an SSO A discharge of untreated sanitary sewage from the result of a broken pipe, equipment failure, or overload on the system [1] Why Have an effective emergency response plan Define how to respond, control, report and mitigate the event Enhance the protection of public health and the environment Provide compliance with regulations and permits Maintain trust with the public, the regulatory agencies and the non- governmental organizations Minimize the wastewater agency’s exposure and liability from claims, enforcement, or litigation
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Involved Organizations EPA SSO Toolbox Important information to include in plan SSO identification protocols Hydraulic modeling to understand effects of SSO
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Case studies of effective plans related to SSO’s City of Delmar, CA [4]: Sanitary Management Plan Greenwood County, SC [5]: Comprehensive Management, Operations, and Maintenance Plan DeKalb County, GA [6]: SSO Contingency and Emergency Response Plan
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Approach & Methodolgy 1.Design SSO report to be generated from GIS 2.Build GIS to run report as a service through ArcGIS Server (python and model builder) 3.Simulate SSO with potential users
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Sketch of Potential Generated Report Organized based on response plan categories Static and dynamic data Overview map to provide general location One page (may change in design)
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Widget toolbar on web map and sketch of potential workflow
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User Testing Flexible based on project timeline Simulate an SSO event Actual user testing Feedback Report
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Project Deliverables 1.GIS generated report with simulated data from SSO 2.Geoprocessing script with accompanying screenshots (or video) of simulated SSO 3.Presentation of paper
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Timeline January – February (~6 Weeks) Design SSO report February – March (~6 Weeks) Build GIS tool to generate report and accompanying maps April (~4 Weeks) User testing May – September Finalize report and presentation
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Potential Conferences Water Infrastructure Conference (AWWA) 10/26/2014 in Atlanta, GA URISA GIS-PRO Conference 9/8/2014 in New Orleans, LA Ohio GIS Conference September in Columbus, OH Pennsylvania GIS Conference 5/5/2014 in State College, PA
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References [1] EPA (2001). Managing Sewer Overflows. Retrieved on October 22, 2013 from http://www.epa.gov/safewater/sourcewater/pubs/fs_swpp_ssocso.pdf http://www.epa.gov/safewater/sourcewater/pubs/fs_swpp_ssocso.pdf [2] EPA (2001). Why Control Sewer Overflows. Retrieved on October 29, 2013 from http://www.epa.gov/npdes/pubs/sso_casestudy_control.pdf http://www.epa.gov/npdes/pubs/sso_casestudy_control.pdf [3] APWA (2010). SSO Response Plan. Retrieved on October 22, 2013 from http://www2.apwa.net/documents/resourcecenter/Final%20Core%20Attributes%20July%202010.pdf http://www2.apwa.net/documents/resourcecenter/Final%20Core%20Attributes%20July%202010.pdf [4] Delmar, CA (2010). Sanitary Sewer Management Plan: City of Delmar, CA. Retrieved on October 26, 2013 from http://www.delmar.ca.us/Government/dept/Documents/SSMP_Final2010.pdf http://www.delmar.ca.us/Government/dept/Documents/SSMP_Final2010.pdf [5] EPA (ND). CMOM Case Study: Greenwood, SC. Retrieved on October 26, 2013 from http://www.epa.gov/npdes/pubs/sso_casestudy_greenwood.pdf http://www.epa.gov/npdes/pubs/sso_casestudy_greenwood.pdf [6] Dekalb County, Georgia (ND). Sanitary Sewer Overflow Contingency and Emergency Response Program. Retrieved on October 22, 2013 from http://www.dekalbwatershed.com/PDF/prog_updates_sanitary_sewer_overflow_contingency_&_emergency_response_plan.pdf http://www.dekalbwatershed.com/PDF/prog_updates_sanitary_sewer_overflow_contingency_&_emergency_response_plan.pdf [7] American Society of Civil Engineers (Under Cooperative Agreement with EPA, Project No. CP-828955-01-0) (2004). Solutions for Sanitary Sewer Overflows. Retrieved on November 6, 2013 from http://epa.ohio.gov/portals/35/permits/sso%20solutions%20asce%20epa%20guidance%202004.pdf http://epa.ohio.gov/portals/35/permits/sso%20solutions%20asce%20epa%20guidance%202004.pdf [8] American Society of Civil Engineers (Under Cooperative Agreement with EPA) (2000) Protocols for Identifying Sanitary Sewer Overflows (SSOs). Retrieved on November 6, 2013 from http://scap1.org/Collection%20Reference%20Library/Folder%20contains%20Misc%20EPA%20files%20for%20Collection%20Systems/Pr otocols%20Identifying%20SSO.pdf http://scap1.org/Collection%20Reference%20Library/Folder%20contains%20Misc%20EPA%20files%20for%20Collection%20Systems/Pr otocols%20Identifying%20SSO.pdf [9] Sier, D., & Lansey, K. (2005). Monitoring sewage networks for sanitary sewer overflows. Civil Engineering & Environmental Systems, 22(2), 123-132. Retrieved on November 7, 2013 from http://ezaccess.libraries.psu.edu/login?url=http://search.ebscohost.com/login.aspx?direct=true&db=a9h&AN=17473374&site=ehost-live http://ezaccess.libraries.psu.edu/login?url=http://search.ebscohost.com/login.aspx?direct=true&db=a9h&AN=17473374&site=ehost-live
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