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Mr. Michael Grochala <br /> April 28, 2025 <br /> Page 4 <br /> Ammonia—Nitrogen 25 469 <br /> Total Phosphorous 8 150 <br /> Scenario 2 <br /> The proposed development within the study area for Scenario 2, the assumed wastewater flow <br /> for each land use type, and the projected wastewater flow for that development are summarized <br /> in Table 5. There are a number of properties within the southern portion of the study area that are <br /> already sewered, so these areas have been removed from the areas listed in Table 5. <br /> Table 5. Projected Average D ily Flow for Scenario 2 <br /> Area Density Flow Average <br /> Land Use Type Assumption Flow <br /> (acres) (units/acre) (gpd/acre) (gpd) <br /> Low Density Sewered Residential 173.2 2.3 414 71,721 <br /> Low Density Mixed Residential 376.9 3.5 630 237,447 <br /> Medium Density Residential 240.9** 5.0 900 216,787 <br /> High Density Residential 391.1 7.0 1,260 492,838 <br /> Planned Residential /Commercial* 89.9 9.0 1,210 108,836 <br /> Office Residential* 0.0 5.0 850 0 <br /> Mixed Use 0.0 2.3 414 0 <br /> Commercial 348.9** N/A 800 279,126 <br /> Business Campus*** 362.6 N/A 800 590,049 <br /> Industrial 480.3** N/A 800 384,228 <br /> Civic/Institutional 90.9 N/A 600 54,556 <br /> Urban Reserve 0.0 N/A N/A N/A <br /> Permanent Rural 358.1 N/A N/A N/A <br /> Park & Open Space 837.5 N/A N/A N/A <br /> Right-of-Way 3.7 N/A N/A N/A <br /> Total 3,754.1 N/A N/A 2,435,589 <br /> *Assumes 50%residential and 50%commercial development. <br /> "Areas for properties within the southern portion of the study area that are already sewered have been <br /> removed. <br /> 'Includes contingency for higher intensity wastewater flow. <br /> Table 6 summarizes the projected wastewater flow by MCES connection point under Scenario 2. <br /> Note that the flows listed in Table 6 include only those generated within the study area. <br /> Table 6. Projected Regional Wastewater Flow by MCES Connection Point for Scenario 2 <br /> MCES City Sanitary Average Peak Hourly <br /> Interceptor Sewer District Flow (MGD) Flow(MGD) <br /> 7651 3 0.64 2.18 <br /> 802325 5 1.79 5.19 <br /> MA027919-00MAdminTocs\Water Wastewater\MEMO Wastewater 2025-02-14 Scenario 3 removed.docx <br /> Page 93 of 240 <br />