ESdat is a specialist environmental database system; used to validate, import, analyze and report a broad spectrum of Environmental Data as Exceedance Tables, Graphs, Maps, statistics and more. ESdat is available as `ESdat Desktop`, `ESdat Server`, and a completely cloud (web) based `ESdat Online`. ESdat provide environmental and groundwater database systems, for use by environmental consultants and site managers; particularly those concerned with contaminated / industrial sites, groundwater investigations, landfill and regulatory compliance. Their ESdat environmental data management software is used worldwide and is the most widely used environmental and groundwater data management.