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WASTE DISCHARGE REQUIREMENTS ORDER NO. 5-00-031 -16- <br /> CITY OF LODI <br /> WHITE SLOUGH WATER POLLUTION CONTROL PLANT <br /> SAN JOAQUIN COUNTY <br /> secured in a manner,that permits operation by authorized personnel only. <br /> 14. Conspicuous warning signs indicating that reclaimed water is in use shall be posted at <br /> least every 500 feet, with a minimum of a sign at each corner of the parcels and at access <br /> road entrances. <br /> 15. Supplementing reclaimed water by connection with a domestic drinking water source or <br /> irrigation or industrial wells requires an air gap separation device. <br /> 16. Application of reclaimed water shall be at reasonable rates considering the crop, soil, <br /> climate, and irrigation management system. The nutrient loading of the disposal area, <br /> including the nutritive value of organic and chemical fertilizers, applied biosolids, and of <br /> the reclaimed water, shall not exceed the crop demand. <br /> 17. Neither the treatment nor the use of reclaimed water shall cause a pollution or nuisance <br /> as defined by Section 13050 of the California Water Code (CWC). <br /> E. Biosolids Discharge Specifications: <br /> 1. Discharge of biosolids to surface waters or surface water drainage course is prohibited. <br /> 2. Application of biosolids at rates in excess of the nitrogen requirements of the crop, or at <br /> rates that would allow excess nutrients or metals to leach and degrade ground«vater is <br /> prohibited. <br /> 3. Discharge of waste classified as `hazardous' under Section 2521, Chapter 15 of Title 23 <br /> or `designated', as defined in Section 13173 of California Water Code is prohibited. <br /> 4. Discharge of biosolids with pollution concentrations greater than those shown below is <br /> prohibited: <br /> Ceiling Concentration <br /> Constituent dEy eight (mg/kg) <br /> Arsenic 75 <br /> Cadmium 85 <br /> Chromium 3000 <br /> Copper 2500 <br /> Lead 350 <br /> Mercury 57 <br /> Molybdenum 75 <br /> Nickel 420 <br /> Selenium 100 <br /> Zinc 7500 <br />