The United States Environmental Protection Agency, Region IX (EPA) issues this administrative order (Order) to Indian Village Mobile Home Park, Juana Delgado, owner (Respondent), under the authority vested in the EPA Administrator by section 1414(g) of the federal Safe Drinking Water Act (Act or SDWA), 42 U.S.C. 300g-3(g) for the purpose of bringing the Indian Village public water system, PWS ID 090605154 (the System), located on the Reservation of the Torres Martinez Desert Cahuilla Indians (Reservation) in Thermal, California, into compliance with the requirements of the SDWA, 42 U.S.C. 300f et seq., and its National Primary Drinking Water Regulations (NPDWRs) at 40 C.F.R. Part 141. This affects 35 people protected by the SDWA.