Little Known Facts About the History of the Cleanup

Timeline

1985-86: While designing the Bender Arena, AU commissions the EPA to analyze several aerial photos of the campus. The analysis reveals possible burial sites throughout the campus and surrounding areas in Spring Valley. The information is not released to the public.

1993-95: A contractor unearths buried munitions while digging a utility trench in Spring Valley. The Army Corps of Engineers beings a two-year remedial investigation.

1994: The Army says there is "No Need for Further Action" and closes the Spring Valley case.

Here is text from that document:

"The results from the soil sampling at 4400 Massachusetts
Avenue, Washington, D.C., have been analyzed by the Corps and
reviewed by the U.S. Army Environmental Hygiene Agency and the
Environmental Protection Agency, Region III. This analysis
indicates that there were no chemical warfare agents, explosives
or their breakdown products, or measurable. levels of these
compounds present in the soil samplescoilected.Therefore, no
further action is necessary with regard to soil sampling on your
property."

1998-Present: A review of the 1995 closing report reveals potentially overlooked burial sites, which reopens the investigation.

2001-09: Elevated arsenic levels are found at the Child Development Center's playground. The building closes and the soil around the building is remediated.

2009-2010: The investigation continues at the AU Soccer Fields, the AU President's house, the Public Safety Building, Kreeger Building, Groundwater Monitoring Wells at AU and residential properties. In 2010, munitions are found below Public Safety and an AU property on Glenbrook Road.