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[SWMU B-22]

Solid Waste Management Unit B-22
Chronology of Actions/Investigations

Year

Month

Action/Results

Action Performed By

Project
Number

Unknown

Unknown

Area used to burn artillery shells.

CSSA

NA

1995

February and March

EM geophysical survey performed on February 24 and March 1 (to verify data). No geophysical anomalies found.

Parsons ES

Order 71

1996

February

Work Plan for B-22 investigation submitted.

Parsons ES

RL17

1996

March

Site boundary surveyed.

Parsons ES
ITS

RL17

1996

March

Collected 5 surface soil samples (SS1-5) analyzed for VOCs, explosives, and metals. Analytical results are currently in question due to ITS Laboratory practices.

Parsons ES
ITS

RL17

1999

April

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

EPA

NA

  1999

November

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

Parsons ES

NA

2000

March

Collected 5 surface soil samples (SS1-5) for Rework. Analyzed for VOCs, SVOCs, metals and explosives.

Parsons ES
APPL, Inc.
O’Brien & Gere
Data Chem

Rework

2002

August

Final RCRA Facility Investigation/Closure Report submitted.

Parsons

RL17

2002

December

TCEQ issued approval for site closure.

TCEQ

NA