This is an AO pursuant to the SDWA issued to the City of Martinez. The violation involves failure to monitor and/or report data required by the Unregulated Contaminant Monitoring Rule by December 31, 2003. The Order directs the water supplier to complete any outstanding monitoring as required by 40 C.F.R. �141.40 and to report all outstanding data electronically to EPA in the manner set forth at 40 C.F.R. �141.35.