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MONITORING AND REPORTING PROGRAM • 2 <br /> THE MARLEY COOLING TOWER COMPANY <br /> STOCKTON, SAN JOAQUIN COUNTY <br /> TENTATIVE <br /> 2 At a minimum the Discharger shall comply with the Monitoring Requirements for these constituents as <br /> outlined in Section 2.3 and 2.4 of the Policy for Implementation of Toxics Standards for Inland Surface <br /> Waters, Enclosed Bays, and Estuaries of California, adopted 2 March 2000 by the State Water Resources <br /> Control Board. Report all peaks identified by the EPA test methods.' <br /> The following shall constitute the effluent monitoring program for the treatment plant when the ground <br /> water extraction is cycling for periods of time greater than two days. <br /> Constituents Units Type of Sample Frequency <br /> Flow mgd Cumulative Continuous <br /> PH Std. Units Grab Continuous <br /> Total Chromium' µg/1 Composite 1 sample @ cycle <br /> Hexavalent Chromium' µg/1 Grab 1 sample @ cycle <br /> Copper' µg/1 Composite 1 sample @ cycle <br /> Arsenic' µg/l Composite 1 sample @ cycle <br /> Total Dissolved Solids mg/l Composite 1 sample @ cycle <br /> 1 Concurrent with metal analysis. <br /> 2 At a minimum the Discharger shall comply with the Monitoring Requirements for these constituents as <br /> outlined in Section 2.3 and 2.4 of the Policy for Implementation of Toxics Standards for Inland Surface <br /> Waters,Enclosed Bays, and Estuaries of California, adopted 2 March 2000 by the State Water Resources <br /> Control Board. Report all peaks identified by the EPA test methods: <br /> PHASE 1 PILOT TEST (INITIAL PHASE)MONITORING <br /> A. LABORATORY ANALYSES <br /> Monitoring of the pilot study will consist of laboratory analysis of groundwater samples collected <br /> from MW-6,MW-206, MT-2, MT-3, MT-4, EW-2, and I-8 (MW-214). These analyses shall be <br /> completed by a State certified laboratory. <br /> Constituents Units Type of Sample Sampling Frequency <br /> Hexavalent Chromium' µg/1 Grab See attached Table 1 <br /> for sodium dithionite <br /> 08/22/02 1:15 PM Marley Cooling <br />