Post on 31-Jul-2020
NORTH CAROLINA DEPARTMENT OF NORTH CAROLINA DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCESENVIRONMENT AND NATURAL RESOURCES
Superfund SectionSuperfund SectionDivision of Waste ManagementDivision of Waste Management
www.wastenotnc.orgwww.wastenotnc.orgwww.ncdsca.orgwww.ncdsca.org
The Dry-Cleaning SolventCleanup Act (DSCA) Program
Purpose of DSCAPurpose of DSCA
StateState--Funded, Voluntary Cleanup Funded, Voluntary Cleanup Program for Contaminated DryProgram for Contaminated Dry--Cleaning and Wholesale Solvent Cleaning and Wholesale Solvent Distribution SitesDistribution Sites
Compliance Program for Operating Compliance Program for Operating Facilities to Prevent Future ReleasesFacilities to Prevent Future Releases
Why is a cleanup program needed?Why is a cleanup program needed?
Dissolved Phase UST Plume
Contamination Below the GroundContamination Below the Ground
Bedrock
Groundwater flow direction
ReleaseXYZ Dry Cleaner
Gas Station
BedrockBedrock
Free Product
Dissolved Phase Dry Cleaning Plume
Free Product
Cleanup ProcessCleanup Process
Dry Cleaner or Property Owner Petitions DSCA Dry Cleaner or Property Owner Petitions DSCA ProgramProgram
Petitioner Agrees to Abide by DryPetitioner Agrees to Abide by Dry--cleaning cleaning Minimum Management PracticesMinimum Management Practices
DSCA Executes an Assessment & DSCA Executes an Assessment & Remediation Agreement with Eligible PetitionerRemediation Agreement with Eligible Petitioner
DSCA Assigns Site to ProgramDSCA Assigns Site to Program’’s Independent s Independent Environmental ContractorEnvironmental Contractor
Cleanup FundingCleanup Funding
Petitioner Pays Deductible Petitioner Pays Deductible ($5,000($5,000--$25,000)$25,000)
Petitioner Pays 1%Petitioner Pays 1%--3% Of Costs between 3% Of Costs between $200,000 and $1 Million$200,000 and $1 Million
DSCA Fund Covers the RestDSCA Fund Covers the Rest
Fund Pays For:Fund Pays For:
Assessment and RemediationAssessment and Remediation
Treatment/Replacement of Contaminated Treatment/Replacement of Contaminated Drinking WaterDrinking Water
Other Activities Reasonably Required to Other Activities Reasonably Required to Protect Public Health and EnvironmentProtect Public Health and Environment
Sites in DSCASites in DSCA
214 Identified Contaminated Sites214 Identified Contaminated Sites
134 Sites in Program134 Sites in Program
103 Sites Cleanup Has Commenced103 Sites Cleanup Has CommencedAssessing Size of Contaminated AreaAssessing Size of Contaminated Area
Excavating Hazardous SoilExcavating Hazardous Soil
Providing Clean Drinking Water to Affected Providing Clean Drinking Water to Affected Residences & BusinessesResidences & Businesses
DSCA Fund HistoryDSCA Fund History
$0
$2,000,000
$4,000,000
$6,000,000
$8,000,000
$10,000,000
$12,000,000
1998 1999 2000 2001 2002 2003 2004 2005
Solvent Tax
Sales Tax
Fund StatisticsFund Statistics
Revenue + InterestRevenue + Interest $$31.931.9 millionmillion
Cleanup ExpensesCleanup Expenses $ $ 2.52.5 millionmillion
Administrative CostsAdministrative Costs $ $ 2.12.1 millionmillion
$$27.327.3 millionmillion
Funds EncumberedFunds Encumbered $$10.810.8 millionmillion
55 New Contracts in New Contracts in 20062006 $$1515 millionmillion
ProjectionsProjections
Total Revenue + InterestTotal Revenue + Interest $$6868 millionmillion(Through Jan. 2010)(Through Jan. 2010)
Est. Contaminated SitesEst. Contaminated Sites 1,5001,500
Sites Coming into DSCASites Coming into DSCA 750750
Total Cleanup CostsTotal Cleanup Costs $188 million$188 million($250,000 per site)($250,000 per site)
Cleanup Expenditures Cleanup Expenditures
Increased Soil Excavation & RemediationIncreased Soil Excavation & RemediationRemediation To Stop Contamination of Remediation To Stop Contamination of Surface WaterSurface WaterTreatment/Replacement of Contaminated Treatment/Replacement of Contaminated Drinking WaterDrinking WaterRemoving Vapors in BuildingsRemoving Vapors in BuildingsRiskRisk--Based RulesBased Rules
RiskRisk--Based RulesBased Rules
Expert in Risk Rule Development HiredExpert in Risk Rule Development Hired
Rules To EMC in July 2006Rules To EMC in July 2006
Establish SiteEstablish Site--Specific Cleanup LevelsSpecific Cleanup Levels
Once Cleanup Goals Calculated, Increased Once Cleanup Goals Calculated, Increased
Remediation Resulting in Greater Remediation Resulting in Greater
Expenditures from the FundExpenditures from the Fund
DSCA Addressing Immediate DSCA Addressing Immediate Threats to Public HealthThreats to Public Health
Dry Cleaner
Owen Drive
Bus
95
Wilkes Road
Wilkes Road
Groundwater Flow Direction
N
39 ppb PCE
1 ppb PCE
49 ppb PCE4.8 ppb PCE
22 ppb PCE
350 ppb PCE
~1100 feet
PCE Drinking Water Standard: 5 ppb
Preventing Future ReleasesPreventing Future Releases
DSCA’s Other Mission:
ComplianceCompliance
Minimum Management PracticesMinimum Management Practices
Compliance StaffCompliance Staff
Multimedia InspectorsMultimedia InspectorsMMPsMMPs
Hazardous WasteHazardous Waste
Air QualityAir Quality
Compliance AssistanceCompliance Assistance
John PowersJohn PowersHead, Special Remediation Branch Head, Special Remediation Branch
Superfund SectionSuperfund Section919919--508508--84708470
John.Powers@ncmail.netJohn.Powers@ncmail.net