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Solid Waste Management Unit B-26
Chronology of Actions/Investigations
Year |
Month |
Action/Results |
Action Performed By |
Project Number |
Unknown |
Unknown |
Area where a trench was observed in a 1966 aerial photograph. No other documentation regarding this area was found. |
CSSA |
NA |
1996 |
February |
Work Plan for B-26 investigation submitted. |
Parsons ES |
RL17 |
March |
EM geophysical survey performed on March 5. One geophysical anomaly potentially associated with waste management activities was found. |
Parsons ES |
RL17 |
|
Collected 3 surface soil samples (SS1-3) on March 7,and analyzed them for VOCs, SVOCs, and metals. Analytical results are currently in question due to ITS Laboratory practices. |
Parsons ES |
RL17 |
||
September |
Completed 3 soil borings (SB1-SB3) on September 4 and sampled for VOCs, SVOCs and metals. Analytical results were rejected due to ITS Laboratory practices. |
Parsons ES |
RL17 |
|
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 |
Collected 3 surface soil samples (SS1-3) for Rework, analyzed for VOCS, SVOCs, and metals. Advanced 3 soil borings (SB1-3) for Rework and collected 8 soil/rock samples for VOCs, SVOCs and metal analysis. |
Parsons ES |
Rework |
2002 |
August |
Final RCRA Facility Investigation Report submitted. |
Parsons |
RL17 |
2003 |
December |
Final TO 0019 Work Plan Addendum submitted. |
Parsons |
TO19 |
Geophysical anomaly identified during the March 1996 geophysical survey was excavated. A single small piece of tin was recovered. No evidence of waste management or waste residue was encountered |
Parsons |
TO19 |
||
2004 |
July |
Because the single piece of tin found at the site did not indicate waste management activities, a Delisting Report was submitted. |
Parsons |
TO19 |
2005 |
July |
TCEQ |
NA |