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CALIFORNL&GIONAL WATER QUALITY CONTROL ARD <br /> " CENTRAL VALLEY REGION <br /> MONITORING AND REPORTING PROGRAM NO. 74-353 <br /> FOR <br /> JOHNS-MANVILLE PRODUCTS CORPORATION OF CALIFORNIA <br /> SAN JOAQUIN COUNTY <br /> EFFLUENT MONITORING <br /> Effluent samples shall be collected downstream from the last connection through which <br /> wastes can be admitted into the outfall. Samples collected from the outlet structure <br /> of ponds will be considered adequately composited. The following shall constitute <br /> the effluent monitoring program: <br /> Constituents Units Type of Sample Sampling Frequency <br /> Suspended Matter mg/1, lbs/day 8 hr. Composite Monthly <br /> Settleable Matter ml/l Grab Every two weeks <br /> Total Dissolved Solids mg/l Grab Every two weeks <br /> Temperature OF -- Weekly <br /> Standard Minerals mg/l Grab Yearly <br /> pH pH Units Grub Every two weeks <br /> Flow MGD Grab Daily <br /> RECEIVING WATER MONITORING <br /> All receiving water samples shall be grab samples. Receiving water samples shall <br /> be taken from the following: <br /> Station Description <br /> R-1 Drainage ditch entrance to North Littlejohn Creek <br /> Constituents Units Station Sampling Frequency <br /> Turbidity Turbidity R-1 Every two weeks <br /> units <br /> Temperature °C R-1 Every two weeks <br /> D.0. mg/l R-1 Every two weeks <br /> In conducting the receiving water sampling, a log should be kept of the receiving <br /> water conditions throughout the reach bounded by Station R-1. Attention should be <br /> given to the presence or absence of: <br /> a. Floating or suspended matter <br /> b. Discoloration <br /> c. Bottom deposits <br /> d. Aquatic life <br /> Notes on receiving water conditions shall be summarized in the monitoring report. <br /> Revised 6/13/74 dla/ics <br />