As an OCWA, your day-to-day responsibilities generally include collecting water samples, conducting on-site laboratory tests, analyzing water quality data, and ensuring compliance with local and federal environmental regulations. You will also be responsible for maintaining detailed records, preparing compliance reports, and troubleshooting potential issues with water treatment systems. Collaboration with engineers, plant operators, and regulatory bodies is common, and you may also provide input on process improvements or emergency response actions. This role combines both fieldwork and office-based data analysis, offering a dynamic work environment for those interested in water safety and public health.