Knowledge of basic algebra involving variables and formulas and/or basic geometry involving plane and solid figures, circumferences, areas and volumes, and/or computing discounts and interest rates; Ability to gather, organize, analyze, examine or evaluate data or information and may prescribe action based on such data or information; Ability to speak or signal to people to convey or exchange information of a general nature; Ability to handle or use machines, tools or equipment requiring moderate instruction and experience, such as fire hydrants and testing equipment; Ability to perform skilled work involving rules/systems with almost constant problem-solving; Ability to read technical instructions, procedures, manuals and charts to solve practical problems; composing routine reports and specialized reports, forms and business letters with proper format; speaking compound sentences using normal grammar and word form; Ability to perform clerical, manual or technical tasks requiring a wide range of procedures and requiring intensive understanding of a restricted field or complete familiarity with the functions of a unit or small division of an operating agency; requires normal attention with short periods of concentration for accurate results or occasional exposure to unusual pressure; and. Receives and responds to customer complaints regarding poor water quality; Monitors and tests water quality; Flushes fire hydrants and records turbidity and chlorine levels; reports test results to appropriate City personnel for resolution; Follows up with customers to ensure timely problem resolution; Troubleshoots customer water quality issues; Maintains accurate and up-to-date records of water quality activities; Performs general clerical work as required, including but not limited to preparing reports and records, completing forms, entering and retrieving computer data, copying and filing documents, answering the telephone, etc.