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MONITORING AND REPORTING PROGRAM -2- <br /> THE MARLEY COOLING TOWER COMPANY <br /> STOCKTON, SAN JOAQUIN COUNTY <br /> RECEIVING WATER MONITORING <br /> All receiving water samples shall be gra samples. Samples shall be collected <br /> from mid-stream in the Stockton Diverting Canal from the following locations frau <br /> 1 October to 1 April : <br /> Station Description <br /> R-1 8000 feet upstream from the point of discharge <br /> R-2 1000 feet downstream from the point of discharge <br /> Sampling <br /> Constituents Units Station Frequency <br /> Total Chromium ug/1 R-1 , R-2 Weekly when discharging <br /> to Stockton Diverting <br /> Canal <br /> Hexavalent Chromium ug/1 R-1, R-2 Weekly when discharging <br /> to Stockton Diverting <br /> Canal <br /> pH pH Units R-1, R-2 Weekly when discharging <br /> to Stockton Diverting <br /> Canal <br /> Arsenic ug/l R-1, R-2 Weekly when discharging <br /> to Stockton Diverting <br /> Canal <br /> Total Dissolved mg/l R-1, R-2 Weekly when discharging <br /> Solids to Stockton Diverting <br /> Canal <br /> Copper ug/1 R-1, R-2 Weekly when discharging <br /> to Stockton Diverting <br /> Canal <br /> REPORTING <br /> In reporting the monitoring data, the Discharger shall arrange the data in tabular <br /> form so that the date, the constituents, and the concentrations are readily <br /> discernible . The data shall be summarized in such a manner to illustrate clearly <br /> the compliance with waste discharge requirements. <br /> Monthly monitoring reports shall be submitted to the Regional Board by the 15th <br /> day of the following month. <br />