; or (B) there is lead in the service line that connects the interior plumbing to the public water supply; and (2) if a lead service line is found or lead is found in a service line that connects to the interior plumbing of the housing at the water meter, the entity responsible for maintaining the housing shall— (A) not later than 1 day after the date on which the lead is found, notify each tenant of the housing that the lead was found and of safety precautions that should be taken; (B) disclose that information within 30 days to any water utility entity relevant to the housing; (C) provide necessary interim measures to reduce exposure to the lead, such as water filters designed to remove lead and other innovative technologies, based on guidance from the Administrator; and (D) prohibit the partial replacement of lead service lines. 5. Authority to inspect all sources of lead The Secretary may inspect all sources of lead contamination in housing assisted by a program of the Department and work in coordination with the Environmental Protection Agency to mitigate sources of lead exposure as a result of water from the public water supply and ambient air levels or industrial emissions. 6. Healthy homes lead in drinking water pilot program (a) Establishment (1) In general Not later than 2 years after the date of enactment of this Act, the Secretary shall begin providing grants to State and local governments responsible for developing consolidated plans under part 91 of title 24, Code of Federal Regulations. (2) Purpose The Secretary shall design the grants under the pilot program to— (A) identify lead service lines and other sources of lead in drinking water serving housing units and take steps to remediate those threats