PRASA's Buenos Aires Community Sanitary Sewer System ( Buenos Aires Community SSS, an appurtenance of PRASA's Arecibo Regional Wastewater Treatment Plant) has reported sanitary sewer overflows (SSOs) to waters of the United States. PRASA's Buenos Aires SSS is an old system with many interconnections to the storm sewer system that has not been operating as required. The administrative compliance order requires PRASA: to conduct a close caption television survey (CCTV, engineering study) of the SSS, to provide EPA a copy of the CCTV study and, to provide EPA a compliance plan (with a detailed scope of works). The compliance plan shall describe any and all repairs/replacement/unclogs to the Buenos Aires Community SSS that must be made to correct the overflow situations and to prevent this situation from reoccurring.