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Solid Waste Management Unit B-23
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. |
CSSA |
NA |
|
1993 |
September |
Field survey indicated a trench filled in with soil, and two green canisters half buried at one end of the trench. |
Parsons ES |
Order 71 |
|
1995 |
March |
EM geophysical survey performed; no geophysical anomalies found at B-23. |
Parsons ES |
Order 67 |
|
1996 |
February |
Work Plan for B-23 investigation submitted. |
Parsons ES |
RL17 |
|
August |
Soil gas survey performed; no VOCs detected. |
Parsons ES |
RL17 |
|
|
2000 |
March |
Advanced 3 soil borings (SB1-3) and collected 9 soil/rock samples for VOCs, SVOCs, metals and explosives analysis. |
Parsons ES APPL, Inc. Data Chem |
RL83 |
|
2002 |
June |
Final RCRA Facility Investigation Report submitted. |
Parsons |
NA |
|
2003 |
December |
Final TO 0019 Work Plan Addendum submitted. |
Parsons |
TO19 |
|
2004 |
January - June |
Excavated soil and found a small amount of banding material and approximately 50 JATO canisters. Collected confirmation and waste characterization samples. Hauled excavated soils and JATO canisters to Covel Gardens |
Parsons |
TO19 |
|
2005 |
April |
Final SWMU B-23 RCRA Facility Investigation Closure Report submitted. |
Parsons |
TO19 |
|
July |
TCEQ |
NA |