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CITY OF SANTA ANA <br />17 <br />I.DESCRIPTION AND SCOPE OF WORK <br />The City of Santa Ana is issuing this Request for Proposals (RFP) for Water Quality Sampling & <br />Testing Services. The City of Santa Ana requests the services of an analytical laboratory to <br />provide timely, high-quality analytical analysis of the City’s domestic water system. <br />Analysis shall be in accordance with “Standard Methods”, Title 22 of the California Code of <br />Regulations entitled “California Domestic Water Quality and Monitoring Regulations”, and Code <br />of Federal Regulations, and shall consist of bacteriological quality, general physical quality, <br />general mineral, lead & copper, nitrate/nitrite, inorganics, fluoride, haloacetic acids and total <br />trihalomethanes. <br />The City has 50 designated sample sites. All routine water samples will be drawn from these <br />sites. In addition, the City has 10 designated sample sites for Fluoride analysis. Non-routine <br />water samples will be collected by the City in specially prepared bottles provided by the <br />consultant to be collected and tested by the consultant. <br />B.IMPLEMENTATION <br />1.City staff shall have the right to modify, reduce, or delete the services as needed <br />by City. <br />2.BACTERIOLOGICAL QUALITY <br />(i)Routine: Samples shall be collected by the Consultant, in appropriate <br />sterilized bottles to which a chlorine reducing agent has been properly <br />added, on a weekly basis at 50 designated sample points. <br />Total coliform analyses are to be conducted using either the multiple tube <br />fermentation method analyzing a minimum of 100-ml of water either with <br />using 5-tube 20-ml portions or 10-tube 10-ml portions, the membrane filter <br />technique, the presence/absence (P-A) coliform test, or the minimal <br />medium (Coliform) test. <br />Reporting of positive samples shall be based on the presence or absence <br />of coliforms in each sample rather than an estimation of coliform density. <br />Upon detecting that either a routine or repeat sample is either total coliform <br />or fecal coliform positive, or a sample is invalidated due to interference <br />problems, the Consultant shall notify the City within twenty-four hours. To <br />complete the notification, consultant must contact a live individual. The <br />appropriate contact person for the City is the Water Services Quality <br />Coordinator at (714) 305-4798 or the Principal Civil Engineer at (657) 566- <br />EXHIBIT A <br /> SCOPE OF SERVICES