State Coalition for Remediation of Drycleaners Site Profiles
Royal Cleaners, Clarksville, Tennessee
Description
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A former drycleaning facility in Clarksville, TN approximatley 4140 sq.ft. and located in a commercially zoned area was found to have soils contaminated with the historic release of drycleaning solvent perchloroethylene. Remediation Status: In groundwater monitoring |
Contaminants
Contaminants present and the highest amount
detected in both soil and groundwater.
Contaminant | Media | Concentration (ppb) | Nondetect |
---|---|---|---|
cis-1,2-Dichloroethene | groundwater | ||
cis-1,2-Dichloroethene | soil | ||
Tetrachloroethene (PCE) | groundwater | ||
Tetrachloroethene (PCE) | soil | ||
Trichloroethene (TCE) | groundwater | ||
Trichloroethene (TCE) | soil |
Site Hydrology
Deepest Significant Groundwater Contamination: | ||
Plume Size: | Plume Length: 35ft Plume Width: 25ft Plume Thickness: 20ft |
|
Average Depth to Groundwater: | 67ft |
Lithology and Subsurface Geology
red gravelly silty clay Depth: 0-5ft bgs 5ft thick |
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red very gravelly silty clay Depth: 5-10ft bgs 5ft thick |
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red channery silty clay firm Depth: 10-15ft bgs 5ft thick |
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red/brown silty clay/moist firm Depth: 15-20ft bgs 5ft thick |
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limestone parent material Depth: 20-67ft bgs 47ft thick |
Pathways and DNAPL Presence
Groundwater Sediments Soil DNAPL Present |
Vapor Intrusion Pathway
Has the potential for vapor intrusion (VI) been evaluated? |
Unknown |
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Has a vapor mitigation system been installed? |
No |
Remediation Scenario
Cleanup
Goals: |
To achieve drinking water standards with an interim goal of plume contraction. |
|
Remedy Level: |
Full Scale Remedy |
Technologies
In Situ Chemical Oxidation |
Why the technology was selected: Date implemented: Final remediation design: Other technologies used: Results to date: |
Costs
Cost
for Assessment: |
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Cost
for Operation and Maintenance: |
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Total
Costs for Cleanup: |
Contacts
Drycleaner Environmental Response Program L&C Annex 4th floor 401 Church St. Nashville TN 37243 615-532-0900 |
Site Specific References
1. Statement of Work 7/07 |