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Solid Waste Management Unit F-14
Chronology of Actions/Investigations
|
Year |
Month |
Action/Results |
Action Performed By |
Project Number |
|
1984 |
-- |
Operated a less-than-90-day hazardous waste storage facility identified as the F-14 point-of-accumulation site. |
CSSA |
NA |
|
-- |
Began contracting transport and disposal actions to qualified contractors. |
DRMO |
NA |
|
|
1984-1992 |
-- |
Disposed of drums and their contents produced by CSSA. |
DRMO, |
NA |
|
1988-1991 |
-- |
Provided "Annual Waste Summaries" to TWC indicating disposal and testing of various wastes. |
CSSA |
NA |
|
1990 |
-- |
PCE, oils, solvent, and nickel penetrate wastes completely removed from F-14 site. |
CSSA |
NA |
|
1992 |
March |
All other drums of wastes and storage pallets removed from F-14 site. |
CSSA |
NA |
|
August |
Contracted Parsons ES through AL/OEB to perform F-14 site assessment. |
CSSA |
NA |
|
|
September |
Drilled 10 soil borings for subsurface rock sampling; collected floor samples and a composite berm sample. |
Parsons ES |
Order 126 |
|
|
1993 |
February |
Submitted F-14 assessment report to CSSA. |
Parsons ES |
Order 126 |
|
December |
Sent TNRCC 90 working days notification of closure letter. |
CSSA |
NA |
|
|
1994 |
April |
Sent TNRCC 10 working days notification of closure field actions letter. |
CSSA |
NA |
|
April |
Collected 7 berm samples at F-14 for verification analytical testing. Collected 10 background rock samples for testing of nickel levels. |
Parsons ES |
Order 126 |
|
|
May |
Analytical results did not indicate 1,1,1-TCA concentrations in the 7 berm samples. Total nickel levels in background rock samples were greater than those in F-14 subsurface rock samples. |
National Environmental Testing, Inc. |
Order 126 |
|
|
June |
Disposed of investigation-derived wastewater, which contained only 1.7 mg/l TPH, less than the acceptable level (15 mg/l) for surface discharge under TNRCC PST Division guidance. Wastewater was disposed in the CSSA sanitary wastewater treatment facility. |
Parsons ES |
Order 126 |
|
|
October |
Provided generator waste profile documentation to USPCI for disposal of soil/rock cuttings. |
CSSA |
NA |
|
|
1995 |
February |
Transported drum of soil/rock cuttings to USPCI class I landfill in Waynoka, OK. |
USPCI |
NA |
|
April |
Closure report submitted to TNRCC. |
Parsons ES |
Order 126 |
|
|
November |
TNRCC |
NA |