Description: WHENEVER THERE IS A SEVERE RAIN EVENT WITHIN THE CITY OF SAVANNAH THAT CAUSES LOCAL STREET FLOODING: THE CITY STORMWATER DEPARTMENT RECORDS THE LOCATION OF THESE FLOODED INTERSECTIONS AND ADDS THE STREET INTERSECTIONS INTO THIS LAYER FOLLOWED BY THE DATE OF THE SEVERE FLOODING. THIS LAYER IS USED IN STORMATER ANALYSIS AND BUILDING PERMIT APPLICATIONS FOR DRAINAGE IMPROVEMENT DESIGN WITHIN CERTAIN AREAS. THIS LAYER IS EDITED REGULARLY, WITH MONTHLY REPLICATION.FOR INTERNAL SAGIS PARTNERS ONLY, DO NOT DISTRIBUTE TO OTHER AGENCIES.
Service Item Id: b876840aa5be460f9b20f4f9f3a57cb0
Copyright Text: OWNER: CITY OF SAVANNAH - STORMWATER DEPARTMENT.
STORMWATER DEPARTMENT DIRECTOR - ZACK HOFFMAN (PH. 650-7855) zhoffman@savannahga.gov
ARCGIS DATA CUSTODIAN: BARRIE WILKINS (PH. 650-7855) bwilkins@savannahga.gov
ARCGIS EDITOR FOR THIS LAYER: BARRIE WILKINS (PH. 650-7855) bwilkins@savannahga.gov
Description: This layer was created to maintain a neighborhood boundary designation to be used to define geographic locations. It was created using annexations, wards, subdivisions, plats and natural and man-made delineations. Each neighborhood has been assigned a name and number designation. Update Frequency: Edited as neededAvailable for download on the SAGIS Open Data website (www.sagis.org).
Service Item Id: b876840aa5be460f9b20f4f9f3a57cb0
Copyright Text: Owner: City of Savannah, Development Services Department, Director, Julie McLean, 912-651-6510 ext. 6509, jmclean@savannahga.gov) Editor: City of Savannah, Development Services Department, GIS, Thomas Jeanquart, 912-651-6510 ext. 1851, tjeanquart@savannahga.gov.
Description: This layer was created to maintain a neighborhood boundary designation to be used to define geographic locations. It was created using annexations, wards, subdivisions, plats and natural and man-made delineations. Each neighborhood has been assigned a name and number designation. Update Frequency: Edited as neededAvailable for download on the SAGIS Open Data website (www.sagis.org).
Service Item Id: b876840aa5be460f9b20f4f9f3a57cb0
Copyright Text: Owner: City of Savannah, Development Services Department, Director, Julie McLean, 912-651-6510 ext. 6509, jmclean@savannahga.gov) Editor: City of Savannah, Development Services Department, GIS, Thomas Jeanquart, 912-651-6510 ext. 1851, tjeanquart@savannahga.gov.
Description: Locations of parks, green spaces, and other recreational facilities throughout Chatham County.Updated as needed.Available for public use and download via the SAGIS Open Data websiteSAGIS makes no warranty, representation, or guarantee as to the content, sequence, accuracy, timeliness, or completeness of any of the database information provided.
Description: This model layer represents the combined local Engineering Firms drainage studies for each drainage basin displaying the 100 Year Flood Limits by polygon boundaries. This model layer defines the areas that will be subject to development restrictions referenced in the 2018 Field Drainage Prevention Ordinance.This layer is to provide assistance in identifying specific local areas of problematic drainage resulting from a 100 Year 24 hour storm event.This model layer represents the local hydraulic study (ZONE 'M') of each drainage basin within the City of Savannah. The results of the detail drainage studies take into acount not only the surface runoff calculations, but also the pipe sizes and flow direction of existing underground stormwater conduits including recent CIP Drainage Basin improvement projects that may not have been incorporated into the National DFIRM Flood maps.CITY ZONE 'M' - means an area defined through hydraulic modeling or other standard engineering analysis as described in Article B, Section 8-70 of the Stormwater Field Drainage Prevention Ordinance.A calibrated hydrologic / hydraulic study of each of the drainage basin was performed using the Stormwater program XPSWMM and historic local flooding data to produce each of the 100 Year Flood Plain Limit boundaries.THIS LAYER IS EDITED AS NEEDED WHEN NEW BASIN MODELS BECOME AVAILABLE.AVAILABLE FOR DOWNLOAD ON THE SAGIS OPEN DATA WEBSITE (www.sagis.org).
Service Item Id: b876840aa5be460f9b20f4f9f3a57cb0
Copyright Text: BILBO BASIN STUDY - PUBLISHED SEPT. 2013 - HUSSEY, GAY, BELL & DeYOUNG ENGINEERING SERVICES
CASEY NORTH BASIN STUDY - PUBLISHED SEPTEMBER, 2013 - HUSSEY, GAY, BELL & DeYOUNG ENGINEERING SERVICES
CASEY SOUTH BASIN STUDY - PUBLISHED JULY, 2011 - EMC ENGINEERING SERVICES
PLACENTIA BASIN STUDY - PUBLISHED MAY, 2018 - EMC ENGINEERING SERVICES SPRINGFIELD CANAL BASIN STUDY - PUBLISHED DECEMBER, 2017 - THOMAS & HUTTON ENGINEERING SERVICES
OWNER: CITY OF SAVANNAH - STORMWATER DEPT.
ROGER RAINES - STORMWATER DEPT. DIRECTOR - (PH. 650-7855) rraines@savannahga.gov
TOM McDONALD, CFM - PERMITTING / FLOODPLAIN ADMINISTRATOR - (PH. 912-651-6530 ext 1895) tmcdonald@SavannahGa.Gov
ZACK HOFFMAN - STORMWATER DEPT. ENGINEERING CIP ADMINISTRATOR (PH. 644-7762) zhoffman@savannahga.gov
BARRIE WILKINS - ARCGIS EDITOR FOR THIS LAYER (PH. 650-7855) bwilkins@savannahga.gov
Description: FEMA Flood Map geodatabase downloaded on August 17, 2018.S_FLD_HAZ_AR copied with additional fields added for calculating the X 500 zone and labels with BFE attached.
Description: Boundary layer showing the municipalities within Chatham County, Georgia including Bloomingdale, Garden City, Pooler, Port Wentworth, Savannah, Thunderbolt, Tybee Island, Vernonburg and unincorporated Chatham County.Edited following changes in municipality boundaries.Use limitations: Available for public use and download via the SAGIS Open Data website
Description: Boundary layer showing the municipalities within Chatham County, Georgia including Bloomingdale, Garden City, Pooler, Port Wentworth, Savannah, Thunderbolt, Tybee Island, Vernonburg and unincorporated Chatham County.Edited following changes in municipality boundaries.Use limitations: Available for public use and download via the SAGIS Open Data website