75C - PH - RPT ON WATER QUALITY - Laserfiche WebLink

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TERMS AND ABBREVIATIONS The followingslossary of definitions will help you understand the terms and abbreviations used in this report. Constituents:; Components or elements found in drinking water. Maximum Contaminant Level (MCL). The highest level of a contaminant that Is allowed in drinking water. Primary MCIs are set as close to the PHGs (or MCLGs) as is economically and technol- ogtrally feasible. Secondary MCI-s are set to protect the odor, taste, and appearance of drinking water. Maximum Contaminant Level Coal (MCLG)t The level of a contaminant In drinking water below which there is no known or expected risk to health. MCI-Gs are set by the USEPA. Maximum Residual Disinfectant Level (MRDL).: The level of a disinfectant added for water treatment that may not be exceeded at the consumer's tap. Maximum Residual Disinfectant Level Goal (MRDLG): The level of a disinfectant added for water treatment below which there is no known or expected risk to health, MRDI-Gsaresetbydne USEPA. Primary Drinking Water Standard (POWS); The MCLs and MRDLs for contaminants that affect health along with their monitoring and reporting requirements, and water treatment requirements. Pubic Health Goal (PHG)' The level of a contaminant in drinking water below which there is no known or expected risk to health. PHGs are set by the California Environmental Protection Agency, Regulatory Action Level: The concentration of a contaminant which, if exceeded, triggers treat- ment or other requirements that water system must follow, The adjacent table lists data on the levels of regulated contaminants that were detected In our water supply From January 1 through December 31, 2013. The presence of these contaminants in the drinking water does not necessarily indicate that the water poses a health risk. Treatment Technique (TT): A required process intended to reduce the level of a contaminant in drinkingwater. Primary Standards Mandatory health related standards that may cause health problems in drinking water. IM WATER OUAl(TY REPORT Secondary Unregulated Standards Parameters Aesthetic standards (non health - related) that could cause odor, taste,or appearance problems in drinking water. Information about contaminants that are monitored but are not currently regulated by federal and state health agencies. EXHIBIT 4 75C -24 Additional Parameters Information that may also be of Interest to Our customers.