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SWMU Demo Dud Area (DD) Area

Chronology of Actions/Investigations

Year

Month

Action/Results

Action Performed

Project Number

Unknown

Unknown

Area used for disposal of dud ammunition. Area is well marked with signs.

CSSA

NA

1997

February

Work Plan for DD Area Investigation submitted.

Parsons ES

RL33

February - May

UXO identification and removal work conducted. Begin removing observed UXO. Approximately 600 cubic yards of soil were excavated and stockpiled on site.

Parsons ES UXB

RL33

June

Three samples of sifted soil (SIFT1-3) collected. Analytical results are currently in question due to ITS Laboratory practices.

Parsons ES

ITS

RL33

1999

April

EPA memorandum indicated analytical results obtained from ITS are not usable.

EPA

NA

November

Submitted work plan for resampling to replace analytical chemistry data generated by ITS Laboratory

Parsons ES

NA

2000

March

Advanced 3 soil borings (SB1-3) and collected 9 soil/rock samples for VOCs, metals, and explosives analysis.

Parsons ES

APPL, Inc.

Data Chem

RL33

April

Collected 3 Sift samples (Sift 4-6) for VOCs, SVOCs, metals and explosives (1 sample) and metals (2 samples) analysis

Parsons ES

APPL, Inc.

Data Chem

RL83

2002

May

Final RCRA Facility Investigation Report submitted.

Parsons

NA

2003

December

Final TO 0019 Work Plan Addendum submitted.

Parsons

TO19

2004

January - May

Excavated top 1 foot of soil from site initially. Closure and waste characterization samples collected. Excavated soils hauled off-post to Covel Gardens.

Parsons

TO19

July - September

Excavated soil in areas where samples exceeded background. Confirmation and waste characterization samples collected, excavated soils hauled off-post.

Parsons

TO19

2005

February

Final RCRA Facility Investigation Closure Report submitted.

Parsons

TO19

April

Closure approved by TCEQ.

TCEQ

NA