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5. On areas with less than three (3) .feet vertical separation from the bottom of the infiltration system <br />to .the elevation of seasonal'liigh groundwater. or Cap of bedrock. <br />If the applicant claims that infiltrationis not feasible or. allowed onsite, the applicant must provide: supporting. <br />documentation and follow Section :2,. Stibsection 4. <br />22.2.4 Alternative Compliance Sequencing. For sites where infiltration practices are detemi.ined infeasible as described <br />in Section 22.2.30, the following Alternative Compliance. Sequencing steps shall be taken in the order shown: <br />A) .Use of alternative volume control practices .as described in the' Mirinesota.Stormwater Manual, 2005, and as <br />amended, sized according to. Section..22:2.2(b). <br />B). Use of on -site filtration.practii es and biofiltration using a.ft impermeable.liner:and under drain, si�e.d to. filter <br />a volume of runoff according to Section 22.2.2(b). <br />C} Use of of£=site volume control practices sized according to Section. 22.2.2(b). Off -site volume control <br />practices can be used to provide for stormwater management based on the following criteria: <br />1. Off-sitepractices.shall be. constructed within the'same.drainage area or submwatershed as the project <br />site. <br />5 Volume <br />A) V <br />2. Off -site practices are required to be constructed and operational prior to constructing <br />imperviousness within: the contributing drainage area. <br />ofwet s <br />conEtcal credits .mu <br />Stormwater Nfanual, <br />ized.per the stan a;d described v; <br />t stiuction Acti s �2008, and <br />g. <br />be awarde '^ wf:;,• <br />a S. es . cxibe[�s•T�n tile. <br />S keYdeteriniiued based ore <br />2005, and as amended, for the.A <br />2005, and as <br />X "' <br />s outlined within C. iter 11. of .the <br />Water Quality Volume.. <br />1.. The water .quality volume (WQV) shall be calculated by multiplying one (1) inch of runoff over the. <br />proposed impervious surface: <br />2.. Applied credits cannot exceed a WQV greater than 1 /2 inch of runoff over the proposed impervious <br />area. <br />3: All recommended and highly recommended conditions. must. be met,.unless'specifically waived by <br />'VL.AWM0 staff and the Technical Commission. <br />4. For Drainage to Stream, Wetland,.or Shoreland Buffer -Credits, the credits.will apply to areas outside <br />of the mirvsnum buffer requirementas prescribed within these Policies. <br />S. Grass Channel Credits. can be: applied to. the roadway portion of the. proposed site when grass <br />channels have been designed with water duality adaptations such as water quality berms. <br />2226 Maintenance and.Easement. <br />A} Stormwater management easements shallbe provided by the applicant for (1) access for.facility inspections.. <br />and maintenance and (2) preservation of stormwater runoff conveyance, infiltration, .and. detention. areas and <br />facilities, including the overflow routc. <br />Updated.Jum S, 2017 Geni Lake Cvnsolidated.L.and Use Ordinance —.Page m <br />