On 05/17/2022, EPA Region 6 issued a CAFO under its authority pursuant to RCRA to Diamond Offshore Drilling Inc. located in Houston, TX. The CAFO was issued in response to violations of: 1)Failure to meet RCRA notification requirements, and; The CAFO requires that Diamond Offshore Drilling completed the required corrective actions (certify RCRA Section 3010 notification, certify that it has assessed all its solid waste streams at the Diamond Offshore Drilling vessels to determine the accurate waste codes and has developed and implemented standard operating procedures to ensure that Respondent is operating the Diamond Offshore Drilling Inc. in compliance with RCRA) and requires Diamond Offshore Drilling to pay penalty of $100,584. The certification must be completed within 365 days of the CAFO being filed and the penalty will be paid within sixty calendar days of the effective date of the CAFO.