Note on Elevations: VERTICAL DATUM IS IN FEET RELATIVE TO THE INTERNATIONAL GREAT LAKES DATUM OF 1985 (IGLD85). IGLD85 ELEVATIONS CONVERSION TO NORTH AMERICAN VERTICAL DATUM OF 1988 (NAVD88) IS ELEVATION IGLD85 + 0.002 FEET = ELEVATION NAVD88. CONVERSION SOURCED FROM NATIONAL OCEANIC AND ATMOSPHERIC ADMINISTRATION (NOAA) ONLINE VERTICAL DATUM TRANSFORMATION TOOL.

1. Elevation Data 1.1 2020 Coleman Wading Survey (GeoTIF) – also available as .xyz file 1.2 2020 GEI UAV Topo Survey (GeoTIF) – also available as .las file 1.3 2020 Ryba Bathymetric Survey (GeoTIF) – also available as .xyz and .shp files These files contain the elevation data that was used for the final design phase of the Marquette Lake Shore Boulevard Shoreline Restoration project. The GEI survey contains topographic information for the upland portion of the project, the Ryba survey contains bathymetric data for the nearshore, and the Coleman wading survey was conducted to survey the shoreline edge which could not be captured in the other two surveys.