Laserfiche WebLink
An Environmental Assessment Worksheet (EAW) will be required. The threshold computation <br />of 356 attached units is 0.94 which less than one (1); however, staff recommends preparation <br />of a discretionary EAW as allowed by Mn Admin Rule 4410.1000 Subp. 3 due to the <br />developments proximity to the lakes and wetlands. <br />Wetlands <br />There are three (3) wetlands indicated on the proposed project site. <br />Wetland Name <br />Area <br />Management <br />Base Buffer <br />Min Buffer <br />Class <br />Width <br />Width <br />Wetland 1 <br />33.51 acres <br />Manage 1 <br />40ft <br />34ft <br />Wetland 7 <br />0.38 acres <br />Incidental <br />Oft <br />Oft <br />Impacted/No <br />Wetland 10 <br />0.13 acres <br />Oft <br />Oft <br />Class <br />TOTAL <br />34.02 acres <br />There do not appear to be any wetland impacts to the larger Wetland 1. Any wetland impacts <br />will be mitigated for per WCA regulations as administered by Vadnais Lake Area Water <br />Management (VLAWMO). Wetland 1 is part of the City's Wetland Management Corridor. A <br />vegetated buffer with an average width of 40ft and a minimum width of 34ft will be required <br />per VLAWMO rules. <br />Staff Comment: <br />1. An approved wetland delineation report shall be submitted with the PUD Preliminary <br />Plan/Preliminary Plat. <br />2. The wetland buffers shall be shown on the plans and subtracted from the gross acres to <br />calculate net area and density. <br />Floodplain <br />The 2015 FEMA Floodplain Map indicates Zone A flood plain over the large wetland on the west <br />side of the site. It does not appear there are any floodplain impacts. Any floodplain impacts <br />are subject to City requirements per City Code Chapter 1103. <br />Staff Comments: <br />1. A Base Flood Elevation is required to be determined, using detailed methods acceptable <br />by the Federal Emergency Management Agency (FEMA). <br />15 <br />