Mark Ripperda
Proven Experience
Mark Ripperda has over 32 years of experience at the U.S. Environmental Protection Agency as a Remedial Project Manager in the Superfund Division where he provided leadership in investigations and cleanups of abandoned uranium mines in the Navajo Nation and on multiple military bases. Since retiring from the EPA, he has served as a consultant, helping to ensure compliance with environmental regulations for various projects.
Mr. Ripperda has an M.S. and a B.S. in Petroleum Engineering from the University of Southern California.
Sustainable Results
As a consultant for ISMSolutions, Mr. Ripperda has performed technical reviews of Kinder Morgan (KM) CERCLA clean-up project documents to ensure compliance with environmental regulations. He supported technical discussions of KM products with regulatory, stakeholders, and tribal members and provided input into work plans, negotiations, dialogue with USEPA and Navajo Nation EPA.
As a Remedial Project Manager at the U.S. Environmental Protection in the Superfund Division, Mr. Ripperda provided oversight of investigations and cleanups of abandoned uranium mines in the Navajo Nation and on multiple military bases. This included coordinating with internal and external stakeholders to manage the cleanup of uranium mine waste on Navajo lands. He worked directly with EPA’s lawyers and policy experts to negotiate legal agreements with responsible parties to require them to perform the investigation and cleanup work.
As a Remedial Project Manager in the Federal Facilities Branch of EPA Region 9, Mr. Ripperda developed goals and objectives to clean up and transfer closed military bases under the CERCLA BRAC program for civilian use. He has expertise in a broad range of CERCLA law, policy, and guidance on the complex issues of uranium waste cleanup on tribal lands and advised management on legal and policy issues. Specific issues include risk assessment, the Off-Site Rule, principal threat waste, RCRA Subtitle C and D landfill regulations that all relate to mine waste cleanup, on-site management and capping of waste, transport, and disposal, and air monitoring.