Site Assessments

Long-Term Monitoring and Operations and Maintenance

Department of the Navy

McGregor, Texas

NWIRP, McGregor, TX, was 9,700-acre, government-owned/contractor-operated facility with a 50-year history of Naval weapons manufacturing and chemical usage. dse was contracted in June 2009 to provide the annual Long-Term Biological Monitoring and Maintenance services at NWIRP McGregor. dse is currently providing the personnel, materials, equipment, and transportation necessary to maintain, operate, repair, modify, test, and monitor the fluidized-bed reactor (FBR) groundwater treatment system, maintain landfill caps and monitor the permeable reactive barrier walls. Investigation data were compiled and interpreted in a series of clear and concise reports. This includes 15 active biowalls (permeable reactive barriers); five onsite capped landfills, a fluidized bed reactor ground water treatment system with includes over 2 million gallons of onsite storage lagoons and 175 ground water monitoring wells. dse with EnSafe as a subcontractor is current the contractor for operations and maintenance of this facility and compliance with Texas Commission on Environmental Quality (TPDES) discharge permit limits and regulatory interface.