Clive 2018 Disposal Update presented by Dan Shrum Clive 2018 Disposal Update presented by Dan Shrum April 16, 2018 LL Forum Meeting San Francisco

Safety Industrial Safety Radiation Safety Awarded VPP Star in 2017 Above 12 days between incidents 1,977,740 work hours since last Lost Workday case (November 2010) Prior to an incident December 2017, 947,650 work hours since last OSHA Recordable Injury 2010 through 2017 Annual NSC Awards for Safety Radiation Safety ALARA - Average radiation worker individual TEDE 41 mrem/year Highest general public fence-line CEDE 0.26 mrem/year Highest general public effluent exposure dose 0.29 mrem/year

Clive Disposal Facility World’s Largest Commercial Radioactive Waste Disposal Facility

Proven Experience Over 30 years of proven experience treating and disposing of radioactive waste Unique bulk and containerized waste facilities Radioactive Material Licenses (LLRW & 11e(2)) RCRA Permit (treatment & disposal of MW) TSCA Permit (PCB waste streams) SNM Exemption (concentration-based limits) Over 11 miles of onsite rail for efficient and cost-effective waste handling Long-term federal and commercial contracts

Licenses and Permit Status RML 2300249 Low-Level Under “timely renewal” Renewal application Oct 2012 Projected to be renewed July 2018 RML 2300478 11e.(2) Active Renewed November 30, 2017 State-issued Part B Permit Projected to be renewed Dec 2018 GWQDP Renewed 2014

Large Component Disposal

Clive’s Disposal Available Capacity Proposed Federal Cell Class A West (4,030,749 yd3) 11e.(2) (3,430,261 yd3) LARW (closed) VITRO (closed) Mixed Waste (361,917 yd3) North

Disposal Volume History

Zion Decommissioning

LaCrosse Decommissioning

Depleted Uranium Authorization Utah Moratorium passed June 1, 2010 May not receive or dispose of significant quantities of concentrated DU until PA approved PA, revision 0 submitted June 2011 PA, revision 4 submitted November 2015 Regulatory review underway Decision projected for Q4 2018

Depleted Uranium Authorization

Fun with Numbers 5,000 mrem 620 mrem 500 mrem 100 mrem 25 mrem 4 mrem US Occupational Limit 10 CFR 20.1201(a)(1)(i) 620 mrem NCRP Yearly dose in U.S., 50% from background 500 mrem Intruder limit – Branch Technical Position 100 mrem US Individual Members of the Public 10 CFR 20.1301(a)(1) 25 mrem Protection of the General Public 10 CFR 61.41 4 mrem MCLs for Radionuclides 40 CFR 141.66 several mrem Guidance for 10 CFR 20.2002 1 mrem IAEA Exemption 1,300 mrem Tobacco smoker 2 mrem Cross country airline fight 0 mrem Intervenors

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