Artesian Water Company, a wholly-owned subsidiary of Artesian Resources Corporation, is the oldest and largest regulated water utility on the Delmarva Peninsula and has been providing water service since 1905. In addition to supplying water to over a third of all Delaware residents, we serve customers in Cecil County, Maryland and southern Chester County, Pennsylvania and offer wastewater services to residents in Sussex County, Delaware. We have been dedicated to providing essential services for over 115 years and have been steadfast in our responsibility as an environmental steward.