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2 <br />The City shall require volume reduction for development and redevelopment <br />City's lakes, <br />Policy No. <br />projects in accordance with watershed district rules and City standards. <br />3 <br />For development and redevelopment projects affecting storm water problem <br />areas, the City requires developers to incorporate practices to resolve a <br />proportionate share of the problem through a reduction based on existing <br />2 <br />runoff volumes. <br />4 <br />The City shall require structure freeboard elevations in accordance with <br />watershed district rules and City code (Section 1017.17). <br />5 <br />The City shall enforce its Floodplain regulations (City Code Chapter 1021) <br />which are designed to minimize flood losses and requires no net loss of storage <br />3 <br />volume. <br />6 <br />or newly constructed stormwater retention ponds, the City shall require an <br />emergency overflow spillway to safely convey flows in excess of the 100 -year <br />(1% probability) event.) [DNts61 <br />7 <br />The City encourages reduction of, or minimizing increases in, the amount of <br />impervious surface created as a result of land development or redevelopment <br />activities through City Code, development review processes, and a stormwater <br />utility fee. <br />8 <br />The City shall cooperate and collaborate with adjacent municipalities and <br />watershed districts to address intercommunity drainage issues. <br />4.2 Surface Water Protection <br />(insert narrative) <br />Table 8 <br />Goal 2 — Surface Water Protection <br />.. <br />ecological <br />City's lakes, <br />Policy No. <br />ponds, . <br />Goal 2: Surface Water Protection - Policies <br />1 <br />The City shall enforce the Erosion and Sediment Control ordinance (City Code <br />Section 803.04) for all land disturbing activity greater than 10,000 square feet <br />or adjacent to a water resource. <br />2 <br />The City shall require stormwater treatment for land disturbing activities <br />exceeding one -half acre or 5000 square feet new impervious. The level of <br />treatment provided shall comply with the infiltration/volume reduction <br />standards or if infiltration is not feasible remove 90% of total suspended solids <br />and 60% of total phosphorus as described in the City's standard. <br />3 <br />The City shall enforce the Shoreland, Wetland, and Storm Water Management <br />ordinance (City Code Chapter 1017) to regulate alterations of shorelands and <br />wetlands and to maintain existing aquatic, vegetation and wildlife conditions to <br />the maximum extent possible. <br />Comprehensive Surface Water Management Plan ROSEV120222 <br />City of Roseville Page 14 <br />