Facts: Secondary Waste Treatment and Disposal

The Blue Grass Chemical Agent-Destruction Pilot Plant (BGCAPP) will routinely produce secondary wastes during the closure phase. These wastes include items such as personal protective equipment, maintenance wastes, used equipment parts, carbon filters and decontamination solutions. The safe handling of those wastes is a top priority for plant personnel.

Secondary Waste Management

BGCAPP has a process to manage all secondary waste generated during closure. The process has been reviewed extensively by the Kentucky Department for Environmental Protection (KDEP) and meets or exceeds all environmental regulatory requirements to properly manage waste from its generation to its final disposal.

Secondary wastes may be classified as municipal solid waste, recyclable material, hazardous waste, non-hazardous waste or universal waste. These wastes are thoroughly evaluated by skilled employees for proper management, including potential agent contamination and other hazardous constituents.

Secondary wastes that are not agent-contaminated are shipped off site by commercial transportation and disposal companies that are verified to meet rigorous safety and environmental standards prior to being placed on contract. These wastes include used oil, scrap metal, expired or unused chemicals, trash and construction debris.  

Agent-contaminated secondary waste may be treated on site or containerized for off-site shipment to an approved treatment, storage and disposal facility (TSDF). For example, the plant’s Metal Parts Treater (MPT) safely processed agent-contaminated, drained munition bodies and miscellaneous metal parts, which were then sent off site for recycling. However, when safety, efficiency or cost savings are better achieved by treating agent-contaminated secondary waste off site, BGCAPP partners with permitted facilities and community stakeholders to safely transport, treat and dispose of the waste. Off-site treatment and disposal of these types of wastes has been safely accomplished by BGCAPP and by other U.S. chemical weapons destruction sites at considerable savings to the taxpayer after acceptance by both the generating and receiving communities.

TSDFs selected to receive the waste must demonstrate excellent safety and environmental protection records, are subject to strict regulatory oversight, possess state-of-the-art equipment and processes and have established active public involvement programs with their surrounding communities. Transportation contractors responsible for safe shipment of agent-contaminated secondary waste are properly licensed hazardous material carriers with top safety and performance records. As appropriate for the nature of a particular waste, coordination may be made with emergency response agencies along selected transportation routes. BGCAPP environmental and waste management personnel visit each receiving TSDF to perform audits to ensure wastes are properly managed.

BGCAPP submitted to the U.S. Environmental Protection Agency and KDEP a secondary waste certification detailing the waste streams and final disposal facilities that receive the secondary waste for subsequent treatment and disposal.

Secondary Waste Management Approaches at BGCAPP

WasteSourceManagement MethodStatus
Carbon filtersOperations and closure activitiesPermitted Treatment, Storage and Disposal Facility (TSDF)Active Waste Stream
ConcreteMaintenance and closure activitiesPermitted TSDF (if agent contamination concentration is below release criteria)Active Waste Stream
Projectile munition bodiesProjectile destruction operationsMetal Parts Treater (MPT) (no longer in use) followed by scrap metal recyclingComplete
Non-metallic debris (combustible solids)Operations, maintenance and closure activitiesMPT (no longer in use)Permitted TSDF (if agent contamination concentration is below release criteria)Complete
Metal Parts Treater residueOperations, maintenance and closure activitiesPermitted TSDF (no longer in use) (non-agent contaminated)Complete
Rubber/rubber-coated itemsOperations, maintenance and closure activitiesMPT (no longer in use)Permitted TSDF (if agent contamination concentration is below release criteria)Active Waste Stream
Spent decontamination solutionOperations, maintenance and closure activitiesAgent Neutralization ReactorPermitted TSDF (if agent contamination concentration is below release criteria)Complete
Spill residueSpill-response activitiesMPT (no longer in use)Permitted TSDF (if agent contamination concentration is below release criteria)Active Waste Stream
Expired shelf-life chemicalsLaboratoryPermitted TSDF (non-agent contaminated)Active Waste Stream
Tank, sump and strainer sludgeOperations, maintenance and closure activitiesMPT (no longer in use)Permitted TSDF (if agent contamination concentration is below release criteria)Complete
Used oilsMaintenance and closure activitiesRecycling (if not agent contaminated)Active Waste Stream
Agent hydrolysateMunition destruction operationsPermitted TSDF (all agent hydrolysate has been treated at TSDF)Complete
Non-contaminated rocket motorsRocket destruction operationsPermitted TSDF (if agent contamination concentration is below release criteria)Complete
Contaminated rocket motorsRocket destruction operationsOn-site Static Detonation Chamber units (all contaminated rocket motors have been destroyed)Complete
Shipping and firing tubesRocket destruction operationsPermitted TSDF (if agent contamination concentration is below release criteria) (all shipping and firing tubes have been treated at TSDF)Complete
Containerized rocket warheads containing residual amounts of GB or VX nerve agentRocket destruction operationsOn-site Static Detonation Chamber unitsProcessing
Off Gas Treatment CondensateProcess gas scrubbing systemsPermitted TSDF (if agent contamination concentration meets release criteria) (all off-gas treatment condensate has been treated at TSDF)Complete
Steel palletsStorage and transport of containerized, drained rocket warheadsScrap metal recycling (if agent contamination concentration meets release criteria)Active Waste Stream

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