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[SWMU I-1]

Solid Waste Management Unit I-1

Chronology of Actions/Investigations


Year


Month


Action/Results

Action
Performed By

Project
Number

1943 to the late 1960s

NA

Incinerator in Building 294 used to burn paper trash.

CSSA

NA

Late 1980s

NA

Building used to store transformers.

CSSA

NA

1996

February

Work Plan for I-1 Investigation submitted.

Parsons ES

RL17

March

EM geophysical survey performed on March 13; one geophysical anomaly found that was associated with Building 294, an electrical line and a metal sewer line, not waste management activities.

Parsons ES

RL17

1998

March

Addendum to Work Plan for I-1 Investigation submitted.

Parsons ES

RL53

2000

March

Collected 3 surface soil samples (SS1-3), analyzed for PCBs.

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

Parsons ES
APPL, Inc.

RL53

2003

February

Final RCRA Facility Investigation Report submitted.

Parsons

RL53

2008

November

Closure approved by TCEQ.

TCEQ

NA