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Describe the sources, extent, and significance of existing inflow and Section 5.1.1 provides a description of infiltration in both the municipal and private sewer systems. potential sources of 1/1 in the system. A • Include a description of the existing sources of 1/1 in the municipal detailed analysis of the extent of sanitary and private sewer infrastructure. sewer that contributes to 1/1 has not been • Include a summary of the extent of the systems that contribute to completed. Specific evaluations will be 1/1 such as locations, quantities of piping or manholes, quantity of performed in the future on an as -needed service laterals, or other measures. If an analysis has not been basis. completed, include a schedule and scope of future system analysis. • Include a breakdown of residential housing stock age within the Section 5.1.1 discusses the proportion of City into pre- and post- 1970 era, and what percentage of pre-1970 1/1 contribution in the City's wastewater era private services have been evaluated for 1/1 susceptibility and system based on the EPA Guide for repair. Estimating Infiltration and Inflow (June • Include the measured or estimated amount of clearwater flow 2014) and flow data from the MCES. generated from the public municipal and private sewer systems. • Include a cost summary for remediating the 1/1 sources identified in Section 5.1.3 and Table 5-1 provide the the City. If previous 1/1 mitigation work has occurred in the City, City's implementation plan for preventing include a summary of flow reductions and investments completed. If and eliminating excess 1/1. Almost all the costs for mitigating 1/1 have not been analyzed, include the items are currently being performed on anticipated wastewater service rates or other costs attributed to an ongoing basis and are planned to inflow and infiltration. continue as such, with annual costs provided. Describe the implementation plan for preventing and eliminating Section 5.1.3 and Table 5-1 provide the excessive inflow and infiltration from entering both the municipal City's implementation plan for preventing and private sewer systems. and eliminating excess 1/1. Almost all the • Include the strategy for implementing projects, activities, or items are currently being performed on programs planned to mitigate excessive 1/1 from entering the an ongoing basis and are planned to municipal and private sewer systems. continue as such, with annual costs • Include a list of priorities for 1/1 mitigation projects based on flow provided. reduction, budget, schedule, or other criteria. • Include a schedule and the related financial mechanisms planned or needed to implement the 1/1 mitigation strategy. Include information related to the City's CIP that pertains to 1/1 mitigation efforts - pipelining, MH structure sealing, private property service inspection, etc. Describe your management program for sub -surface sewage Section 4.3 notes that Chapter 907 of the treatment systems (SSTS) to comply with MPCA 7080 regulations for City Code (Appendix E) requires that all the one noted system in the City. existing buildings adjacent to a sewer main and all new buildings shall be connected to the City sewer system, at which point any existing septic system will be pumped and filled.