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Table 5.5 (continued)— Managerttent options matrix for Bennett Lake <br />Activit Phase Estimated Cost Comments <br />Modify priority 3 $10,000 - Ponds BL-4, BL-5, and WP-1 look like <br />upstream ponds Eo $200,000 candidates. New ponding in direct <br />increase removal depending on drainage also desirable but likely not <br />efficiency whether water acceptable. Conduct feasibility study to <br />level increase or determine engineering feasibility, costs, <br />excavation is and benefits. Approval needed from MN <br />necessary DNR if pond is designated protected <br />water. <br />Implement whole- 3 $15,000 - Only makes sense if cl�w is brou;ht under <br />Lake alum $25,000 control anc! watershed inputs are <br />treatment minimized to extent practicable. <br />Additional sediment sampling desirable. <br />Permits needed frorn state for application, <br />one time a ]ication allowed. <br />City of Roseurlle j7 <br />Par•ks Nati�rad Resource Managenaent <br />