Water quality system (WQ system), is an important information system of EPA, which including monitoring data repositories of National Water Quality Monitoring Web, statistical data management and maintenance of Data Quality Assurance System, as well as a number of inter-agency water quality data exchange and electronic publishing services. Sustainable operation of the system need to rely on the work of sophisticated and routine maintenance, to enable the system to meet the policy objectives and the needs of the times, system upgrades, expansion, business development and system maintenance are eagerly required in order to keep the applicability of the system.

water quality system,water quality data exchange and electronic publishing services