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200'708364 EXHIBIT B Notification of Hazardous Substance Storage, Release, or Disposal — Land Tract 37C Name of Hazardous Date of Property Substance(s) Storage, Remedial Actions Description Stored (S), Release, or Released (R), or Disposal Disposed D Land Explosive- 1.942 -45 There were no production operations and there Tract 37C contaminated 1950 -57 is no known contamination on the property Approximately waste, and residues 1965 -73 surrounding the fenced boundary of Load 120.1.69 acres including: Line 1. of land 2,4,6- Explosive - trinitrotoluene contaminated Remediation of explosives- contaminated soil (2.4.6 -TNT) waste was associated with Load Line 1 has occurred during cyclotetramethylen released and multiple remediation projects in 1987 -88, 1994, e- tetranitramine disposed 2001 -2003, and 2006. All contaminated soil (HMX) through load, that was determined to exceed industrial risk soil hexahydro- 1,3,5- assemble, and remediation levels has been removed from trinitro - 1,3,5- pack former Load Line 1. triazine operations at (RDX) the load line Groundwater contaminated with explosives is (S) (R) (D) and through being remediated through a pump and treatment deposition of plant. Explosives explosive- Operation of the groundwater pump and breakdown contaminated treatment plant is expected to continue for some products include: wastewater years into the future and will not be discontinued 4- amino -2,6- into surface until regulatory approval to do so is requested dinitrotoluene impoundments and received. Annual groundwater monitoring (4- Am- 2,6 -DNT) within the load and evaluation also continue. (R) lines The two buried debris areas that were discovered on Load Line 1 as part of the MEC geophysical investigation contained some ACM, Asbestos (D) Unknown along with other debris such as burned wood, bricks, metal cans and glass. Tract 37C and Tract 37D each contained one debris area. These debris areas were excavated to a minimum depth of 4 feet (as much as 6 feet in some places) and the ACM properly removed and disposed of in July and August of 2006. All known buried asbestos debris areas have been properly removed and disposed from the property. EXHIBIT "B" ATTACHED TO AND MADE A PART OF QUITCLAIM DEED (TRACT 37C)