Any county may participate in the Program after it has entered into a memorandum of understanding with the Department on a form provided by the Department which shall provide, without limitation, that the county shall: Process grant applications from well owners; Make determinations for eligible residents; Fund 50 percent of the grants to eligible residents; and Issue funds to eligible residents for the full amount of the grant, subject to reimbursement from the Department of 50 percent of the grant amount.