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• . <br /> CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD <br /> CENTRAL VALLEY REGION <br /> DRAFT MONITORING AND R.—_-PORTING PROGRAM NO. 58-XXX <br /> FOR <br /> EAST-SIDE WINERY <br /> dba OAK RIDGE VINEYARDS <br /> SAN JOAQUI!N COUNTY <br /> This interim monitoring and reporting program (_NUP) presents requirements for monitoring of the <br /> wastewater effluent, wastewater ponds, and groundwater. This MRP is issued pursuant to Water Code <br /> Section 13267. The Discharger shall not implement any changes to this MRP unless and until a revised <br /> MRP is issued by the Executive Officer. Specific sample station locations shall be approved by <br /> Regional Board staff prior to implementation of sampling activities. . <br /> All wastewater samples should be representative of the volume and nature of the discharge. The time, <br /> date, and location of each grab sample shall be recorded on the sample chain of custody form. <br /> LEACHFIELD MONITORING <br /> The domestic wastewater systems will be visually:monitored. Leachfield monitoring will consist of <br /> visual inspection of the leachfield and nearby ares The leachfield shall be inspected on a monthly basis <br /> for the presence of wet areas, leachate or ground-water seepage, objectionable odors, and/or unexpected <br /> plant growth. Leachfield monitoring results shall be included with all monthly monitoring reports. <br /> EFFLUENT'�iONITORING <br /> Process wastewater samples from the winery and the distillery shall be collected prior to discharge into a <br /> pond. Distillery effluent sampling is required oniywhen the distillery is in operation. Distillery samples <br /> shall be collected weekly while distillery effluent -is being discharged. Flow monitoring shall be <br /> conducted continuously using a flow meter and s:all be reported in cumulative gallons per day. Effluent <br /> monitoring shall include at least the following: <br /> Constituents Units Type of Sample Sampling Frequency Reporting Frequency <br /> Flow Gallons McE-red Continuous Monthly <br /> BOD51 mg/1 Crab Monthly Monthly <br /> Suspended Solids mg/1 Grab Monthly Monthly <br /> Sulfate mg/I Grab , Monthly Monthly' <br /> Nitrates as Nitrogen mg/1 G:w Monthly Monthly <br /> Total Dissolved Solids mg/1 G:-ab Monthly Monthly <br /> Volatile Dissolved Solids mg/1 Grab Monthly Monthly <br /> Specific Conductivity gmhos/cm Gc-ab Monthly Monthly <br /> Dissolved Oxygen mg/1 Crab Monthly Monthly <br /> pH pH units G,-ab Monthly Monthly <br /> ' Five-day,20°Celsius Biochemical Oxygen Demand.. <br />