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Traffic - itiation Plan <br />Mitigation Plan <br />Require traffic impact analysis for all projects to <br />determine appropriate project-specific <br />mitigation <br />Recommended improvements at full build out <br />documented in AUAR update <br />~ Travel Demand Strategies (TDM) guidance <br />Twin Lakes AUAR Update <br />Surface Water Runoff Impacts <br />Langton Lake <br />^ The lake's watershed is 212 acres <br />^ 75 acres of the watershed are within the AUAR area <br />^ Applying standards within AUAR area may improve water <br />quality <br />^ Langton Lake Ponded Subwatershed -improve water <br />quality by expanding or replacing existing detention basin. <br />^ Langton Lake Direct Subwatershed: <br />^ Predicted -Total Phosphorous Reduced by 60% <br />^ Predicted -Total Suspended Solids Reduced by 90% <br />Twin Lakes AUAR Update <br />Land CoverlWildlife Impacts <br />Tw, <br />Surface star Runoff I pacts <br />Less impervious surface post-redevelopment <br />Large area triggers more stringent standards <br />to be achieved throughout the AUAR area <br />Reduce Total Phosphorous by 60% <br />Reduce Total Suspended Solids by 90% <br />Reference: AUAR Item 77 <br />Twin Lakes AUAR Update <br /> <br />I Surface Water Run®ff - ~itigatimn <br />® Apply more stringent standards within <br />AUAR area <br />® Implement the City's Comprehensive <br />Stormwater Management Plan <br />^ Rice Creek Watershed District standards <br />(e.g., infiltration) <br />Twin Lakes AUAR Update <br />5 <br />