Laserfiche WebLink
August 25, 2016 <br /> Page 2 <br /> The proposed development condition has been examined using P8 water quality <br /> modeling software to show the impact of the development on storrnwater quality <br /> delivered to Long Lake. The proposed option is also compared to a benchmark of a <br /> lower-density(all lots 2+ac)that is compliant with current stormwater rules to show the <br /> improvement over both the existing condition and an alternative development scenario. <br /> (Table 1) <br /> Table l. Total Phos horus Loadin Com arison <br /> Total TP Total TP after BMP Conceptual <br /> Scenario Generated treatment BMP Volume <br /> (Ibs/year) (Ibs/year) [cfJ <br /> Existing Conditions 3.1 3.1 none <br /> Proposed Development <br /> (exceeds stormwater <br /> requirements) 13.1 0.4 32,670 <br /> Benchmark Development <br /> (meets stormwater <br /> requirements) 8.3 0.5 13,068 <br /> Summarv <br /> This memo shows that the stormwater management plan for the project improves the <br /> water quality delivered to Long Lake. <br /> Attachments: <br /> 1. Concept Stormwater Management Plan on Concept Sketch Plan <br />