No User of the POTW or User of a system tributary to the County
POTW shall discharge Unpolluted Waters into the Sanitary Sewer except
with the permission of the Director pursuant to a properly issued
Permit or written approval. Unpolluted Waters shall include, but not
be limited to, any Stormwater, surface water, groundwater, roof runoff,
subsurface drainage, uncontaminated Cooling Water, unpolluted industrial
process water, lake, wetland, natural or man-made pond. No User of
the County POTW or system tributary to the County POTW shall drain
any lake, natural or man-made pond into a Combined Sewer except with
the permission of the Director pursuant to a properly issued Permit
or written approval. The Director may prohibit discharge to the Combined
Sewer of part or all of Unpolluted Water sources when it is necessary
to control the flow to minimize or eliminate downstream POTW capacity
issues.