20230114 20110900 1.0 FALSE ESD_Catch_Basin_Catchments 003 12752470.459549 12801633.845528 506490.861539 560050.572991 1 Projected GCS_North_American_1983 Linear Unit: Foot (0.304800) NAD_1983_StatePlane_Michigan_South_FIPS_2113_IntlFeet <ProjectedCoordinateSystem xsi:type='typens:ProjectedCoordinateSystem' xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance' xmlns:xs='http://www.w3.org/2001/XMLSchema' xmlns:typens='http://www.esri.com/schemas/ArcGIS/10.6'><WKT>PROJCS["NAD_1983_StatePlane_Michigan_South_FIPS_2113_IntlFeet",GEOGCS["GCS_North_American_1983",DATUM["D_North_American_1983",SPHEROID["GRS_1980",6378137.0,298.257222101]],PRIMEM["Greenwich",0.0],UNIT["Degree",0.0174532925199433]],PROJECTION["Lambert_Conformal_Conic"],PARAMETER["False_Easting",13123359.58005249],PARAMETER["False_Northing",0.0],PARAMETER["Central_Meridian",-84.36666666666666],PARAMETER["Standard_Parallel_1",42.1],PARAMETER["Standard_Parallel_2",43.66666666666666],PARAMETER["Latitude_Of_Origin",41.5],UNIT["Foot",0.3048]]</WKT><XOrigin>-107138600</XOrigin><YOrigin>-97193800</YOrigin><XYScale>37448250.484633707</XYScale><ZOrigin>0</ZOrigin><ZScale>1</ZScale><MOrigin>0</MOrigin><MScale>1</MScale><XYTolerance>0.0032808398950131233</XYTolerance><ZTolerance>0.001</ZTolerance><MTolerance>0.001</MTolerance><HighPrecision>true</HighPrecision></ProjectedCoordinateSystem> 20220526 08503900 20220526 08503900 50000 5000 FGDC ISO 19139 Metadata Implementation Specification GML3.2 Version 6.2 (Build 9200) ; Esri ArcGIS 10.6.0.8321 ESD_Catch_Basin_Catchments 2019-07-01T00:00:00 2019-08-16T00:00:00 Darryl Albert Tetra Tech, Inc. GIS Analst 401 S Washington Sq Lansing MI 48933 Darryl.Albert@tetratech.com 517-319-3974 Darryl Albert Dan Christian Tetra Tech, Inc. Project Manager Lansing MI 48933 Dan.Christian@tetratech.com (517) 316-3939 Dan Christian 1 -85.753876 -85.567165 43.030482 42.881463 The use of the this dataset is to view catchment areas for stormwater catch basins. <DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>A polgon dataset that outlines drainage areas for catchbasins throughout the City. </SPAN></P></DIV></DIV></DIV> Tetra Tech, Inc. City of Grand Rapids Environmental Service Department Environment Asset Management Public Works <DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>This dataset does was not created with every catchbasin within the City. Therefore this dataset should be considered a basis for future catchment delineation or planning purposes. </SPAN></P></DIV></DIV></DIV> Feature Class dataset 20624 Vector Simple FALSE 20624 TRUE FALSE ESD_Catch_Basin_Catchments Feature Class 20624 Each polygon represents drainage area for each catchbasin mapped. Tetra Tech OBJECTID OBJECTID OID 4 10 0 Internal feature number. Esri Sequential unique whole numbers that are automatically generated. Shape Shape Geometry 4 0 0 Feature geometry. Esri Coordinates defining the features. Catchbasin_FacilityID Catchbasin_FacilityID String 20 0 0 The corresponding Facility ID of the interecting catchbasin. Tetra Tech Acres Acres Double 8 38 8 Acreage of each polygon. Current as of publishing of metadata. Tetra Tech Creator Created By String 25 0 0 Create_Date Date Created Date 8 0 0 Editor Edited By String 25 0 0 Last_Edit Date Edited Date 8 0 0 Shape.STArea() Shape.STArea() Double 0 0 0 Shape.STLength() Shape.STLength() Double 0 0 0 20220526 Tetra Tech, Inc. ArcGIS for Desktop 10.5.1 Tetra Tech, Inc Darryl Albert GIS Analyst mailing and physical address

401 S Washington Sq

Lansing MI 48933 517-316-3974 Darryl.Albert@tetratech.com 8-5pm 8/1/19 8:00am publication date Complete As needed North American Datum of 1983 <DIV STYLE="text-align:Left;"><DIV><DIV><P><SPAN>Data did not map every catchbasin within the City. Private catchbasins and additional unmapped City owned catchbasin data could potentially have large impacts on accuracy and usability.</SPAN></P></DIV></DIV></DIV> USGS 1 meter resolution digital elevation model data was downloaded and used as the bare earth surface. Storm water catchbasins from the City of Grand Rapids were processed with the surface model using ArcHydro tools to create catchment polygons.