Agenda - Council - 07/23/2019 - Laserfiche WebLink

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219 Existing System The existing wastewater treatment system, shown in Figure 1 in Appendix A, includes 8 Lift Stations, forcemain and gravity sanitary sewer. This figure also shows the location of the two connection points to the MCES system. The City does not have a separate sanitary sewer treatment facility from the MCES, however, approximately 4,100 Individual Sewage Treatment Systems are active in the City limits. A map of the ISTS is included in Appendix A as Figure 3. Population, Household, and Employment Forecasts The municipally owned sanitary sewer system provides service to all residents and businesses in the City. The City has requested the following revisions to the Met Council projections of population, household, and employment forecasts, the City of Ramsey anticipates the following sewer demands, as detailed in Table 60. Table 60 — Population, Housing, & Employment Sewer Allocation Forecasts Forecast Component 2010 2020 2030 2040 Population Sewered 10,615 14,490 23,810 28,370 Unsewered 13,053 13,060 9,540 10,780 Households Sewered 3,615 4,920 7,980 9,440 Unsewered 4,418 4,680 3,520 4,060 Employment Sewered 4,304 6,280 7,100 7,640 Unsewered 475 620 700 760 Actual and Projected Wastewater Flow Table 61 shows actual and projected average flows for the City's wastewater system, in millions of gallons per day (MGD). The current system has sufficient capacity to meet the demands of population forecasts. According to the Metropolitan Council, regional capacity for North Trott Brook Sewer District can be provided through the existing Regional Disposal System by system capacity improvements. Therefore, a future Regional waste water treatment plant (WWTP) is not being planned at this time. Table 61— Actual and Projected Wastewater Flows 2010 2020 2030 2040 .78 .98 1.51 1.74 city of RAMSEY Comprehensive Plan 2040