HWY 89 Storage Units (Home Based Explosives Development cont.)

EPA Region 8CERCLA Removal

Box Elder & Weber Counties, UT

OSCs: Tien Nguyen, Al Lange, David Romero, Gina Andrews

HWY 89 Storage Units

• 80+ Year old individual• At Home with Hospice Care• Unable to communicate• Career Thiokol (now ATK) Employee

• Award winning rocket propellant scientist (worked on space shuttle)

• Renting 7 Storage Units

•Wife wants to clean them out

Drums are Full of Propellants or Ammonium Perchlorates

Thousands of Chemical Items in 7 Storage Units

Chemicals Found at Residence’s Garage

HWY 89 Storage Units

• 3 locations• 2100 South Hwy 89, Perry• 8823 South Hwy 89, South Willard• 1620 9th Street, Ogden (residence)

• 16,000+ individual containers/units

HWY 89 Storage Units

• Waste streams include:• explosives• Shock-sensitive compounds• Oxidizers• Water-reactive powders• Flammables• Propellants

ATK Estimates All Major Transportation Routes Will be Shut Down if Site Got Fire

Explosives, Burned/Detonated by Bomb Squads

EPA/START Inventory and Sampling

PRPs/ATK Removal Operation Under AOC

HWY 89 Storage Units

• ATK agreed to take over clean up, with EPA oversight

• Moving quickly

• Plan to complete before Christmas

HWY 89 Storage Units

• Questions?

• Comments?