<div class="chunk-title">Sec. 78-22. - Control of discharges.</div>
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            <p class="incr0">
               (a)
               </p>
            		
            <p class="content1">
               Grease, oil, and sand interceptors shall be provided when, in the opinion of the approving
               authority, they are necessary for the proper handling of liquid wastes containing
               grease in excessive amounts, or any flammable wastes, sand, and other harmful ingredients,
               except that such interceptor shall not be required for private living quarters or
               dwelling units. All interceptors shall be of a type and capacity approved by the approving
               authority, and shall be located as to be readily and easily accessible for cleaning
               and inspection.
               </p>
            		
            <p class="incr0">
               (b)
               </p>
            		
            <p class="content1">
               Where installed, all grease, oil and sand interceptors shall be maintained by the
               owner, at his expense, in continuously efficient operation, at all times, and shall
               be readily accessible and open to inspection by the approving authority at any time.
               </p>
            		
            <p class="incr0">
               (c)
               </p>
            		
            <p class="content1">
               The approving authority shall review and give written approval for admission of any
               sewage into the public sewers having:
               </p>
            		
            <p class="incr1">
               (1)
               </p>
            		
            <p class="content2">
               A BOD greater than 300 milligrams per liter.
               </p>
            		
            <p class="incr1">
               (2)
               </p>
            		
            <p class="content2">
               A COD greater than 900 milligrams per liter.
               </p>
            		
            <p class="incr1">
               (3)
               </p>
            		
            <p class="content2">
               Suspended solids in excess of 300 milligrams per liter.
               </p>
            		
            <p class="incr1">
               (4)
               </p>
            		
            <p class="content2">
               Grease and oil greater than 50 milligrams per liter.
               </p>
            		
            <p class="incr1">
               (5)
               </p>
            		
            <p class="content2">
               Any quantity of substances having the characteristics above the previously described
               limits.
               </p>
            		
            <p class="incr0">
               (d)
               </p>
            		
            <p class="content1">
               The owner shall, at his expense, provide pretreatment necessary to reduce or control
               the sewage quantity and quality to lower limits than those previously described, or
               else pay a surcharge as described herein. Pretreatment requirements for major contributing
               establishments, be they industrial, commercial or residential, shall be in accordance
               with the National Pollution Discharge Elimination System (NPDES) permit.
               </p>
            		
            <p class="incr0">
               (e)
               </p>
            		
            <p class="content1">
               Plans and specifications, and any other pertinent information and data relating to
               proposed preliminary treatment facilities, shall be submitted to the county for approval.
               No construction of such facilities shall be commenced until the owner has received
               approval from the county in writing.
               </p>
            		
            <p class="incr0">
               (f)
               </p>
            		
            <p class="content1">
               Each discharger shall be required to have installed a flow measuring and recording
               device or devices suitable to determine the volume of flow to the sanitary sewer system
               for monthly charge purposes and as an indication of any abnormal flow patterns which
               would be harmful to the treatment facility. The approving authority would review and
               give approval for the measuring device or devices for each discharger. Should the
               approving authority determine that no slug flows are present, the incoming water meter
               is a suitable measuring and recording device.
               </p>
            		
            <p class="incr0">
               (g)
               </p>
            		
            <p class="content1">
               The county shall collect and cause to be analyzed such samples at such intervals as
               it shall determine to be necessary to adequately define the characteristics and concentrations
               of each discharger's wastewater. The county shall notify the discharger when a sample
               is being taken and shall allow a split sample if desired by the discharger. In the
               event that the discharger desires to use a state-certified lab other than the one
               used by the county, such use is permissible, so long as transportation time limits
               required by the lab can be maintained. Said transportation of the samples will be
               at the expense of the discharger.
               </p>
            		
            <p class="historynote0">
               (Ord. of 7-19-1983, Â§ IV)
               </p>
            <p class="refstatelaw0" block_type="hang"><b>State Law referenceâ€” </b>
               State law not to affect local pretreatment standards if not less stringent than National
               Pretreatment Standards, 15A NCAC 02H.0918.
               </p></div>