Nevada National Security Site (NNSS) Nevada Field Office (NFO) FY 2015 Status Report

1. Nevada National Security Site (NNSS) Nevada Field Office (NFO) FY 2015 Status Report Milinka Watson-Garrett Analytical Services Manager U.S. Department of Energy (DOE) ASP Workshop – Charleston, SC September 14-17, 2015

2. NNSS • Located ~65 miles northwest of Las Vegas, NV • Approximately 1,360 square miles of DOE controlled land • Only 10% of NNSS lands disturbed by historic and current program activities • Historic mission: Research and development of nuclear weapons • Currently undergoing characterization and clean up • 98% of investigations and corrective actions at surface contamination sites completed

3. NFO Missions • Defense experimentation and stockpile stewardship • Global security • Environmental management The NNSS is the nation’s only site for high-explosive-driven subcritical plutonium experiments – essential for safe, effective stewardship of the enduring nuclear stockpile

4. NNSS Assets • Device Assembly Facility • Big Explosives Experimental Facility • Joint Actinide Shock Physics Experimental Research • U1a Underground Experimental Complex • Nonproliferation Test and Evaluation Complex • Nuclear Criticality Experiments Research Center • Radiological/Nuclear Countermeasures Test and Evaluation Center • Radiological/Nuclear Weapons of Mass Destruction Incident Exercise Site

5. Contractors • National Security Technologies, LLC (NSTec) • Remediation, restoration • Laboratory data validation • Waste management • National security/defense • Renewable energy, conservation and infrastructure for National Nuclear Security Administration (NNSA) • Navarro • Corrective action investigations • Remediation, restoration • Groundwater modeling • Laboratory data validation • Waste management

6. Industrial Sites • Land and facilities used in direct support of nuclear testing • 1,970 sites listed • 12 sites remain

7. Soils Soil sites contaminated by atmospheric nuclear testing are being characterized, remediated, restored and/or use restricted 250 samples collected in FY 2015 1,545 analyses performed in FY 2015 142 sites listed 23 sites remain

8. Underground Test Area Groundwater Characterization • Five Corrective Action Units (CAUs) with multiple well locations • Scheduled for closure, model evaluation and/or investigation by data gathering activities • 150 samples collected in FY 2015 • 700 analyses performed in FY 2015 • Sampling and analysis required for all CAUs

9. Waste Management/National Security-Defense/Conservation/Infrastructure ~2,500 environmental/waste samples collected in FY 2015 • Waste Management: ~550 analyses • National Security/Defense: ~20 analyses • Conservation: ~80 analyses • Infrastructure: ~3,000 analyses

10. Commercial Laboratory Use (FY 2015) • Environmental: $500,000 • NSTec: $140,000 • Navarro: $360,000 • NSTec Industrial Hygiene: $26,000 • NSTec Bioassay: $24,500

11. Planned Commercial Laboratory Use (FY 2016) • Environmental: $340,000 • NSTec: $140,000 • Navarro: $200,000 • NSTec Industrial Hygiene: $6,000 • NSTec Bioassay: $18,500

12. Waste Treatment, Storage, and Disposal Facilities • FY 2015: $23,000 • FY 2016 anticipated: To be determined

13. Auditors • Quality Assurance • Radiochemistry • Organic • Inorganic • Waste Operations • Environmental Compliance • Transportation • Hazardous and Radiological Materials Management

14. Audit Participation • FY 2015 audits • Four (4) labs • Four (4) treatment, storage, and disposal facilities (TSDFs) • FY 2016 anticipated • Five (5) labs • Three (3) TSDFs

15. EQUESTRIANS?