LCA operates as a non-profit organization. The Authority provides drinking water, operates water systems, treatment services, and water supply protection and conservation. LCA serves members in the United States.Lehigh County Authority (LCA) is a public water and wastewater utility committed to providing unparalleled service to residents and businesses in all their service areas. Their employees strive to meet this commitment through an unwavering focus on our customers’ needs, and by offering a high level of professionalism, quality and flexibility.