UST Corrective Action Program Policies-Massachusetts
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  1.0  STATE CONTACT INFORMATION 
Last Updated: 12/5/2001
State Name Massachusetts  
Regulatory Agency Name Department of Environmental Protection
Division Name Bureau of Waste Site Cleanup
Key Contact Person(s) 
Name:   Eric Arvedon Name:
Title: Section Chief, LUST Title:  
Telephone:   Telephone:  
Email:   Email:
  2.0  STATE UST CORRECTIVE ACTION PROGRAM INFORMATION  
2.1 Name of Corrective Action Program Massachusetts Waste Site Cleanup Program
2.2 Information Sources
      2.2.1 Web Address: www.state.ma.us/dep/bwsc
  2.2.2 Statute Citation (if applicable): M.G.L chapter 21E
  2.2.3 Rule Citation (if applicable): 310 CMR 40.0000
  2.2.4 Guidance Documents
       2.2.4.1 Name: Massachusetts Contingency Plan
       2.2.4.2 Web address for download: www.state.ma.us/dep/bwscpubs.htm
           2.2.4.3 Ordering Information:
2.3  When was this corrective action program last revised (year)? 1999
2.4  Are significant revisions planned in the next two years? No
 2.5       Is the program based on ASTM RBCA framework (E-1739 or E-2081)? No
 2.6 Program Performance Records: Are data collected and analyzed by the state to evaluate the
effectiveness of the state corrective action program? Yes
(If yes, identify program performance measures evaluated)
            Case closure rate: Yes
    Case backlog: Yes
    Average site remediation cost:
    Risk classification profile for active cases: Yes
    Basis for case closure: Yes
    Remediation portfolio risk reduction:
    Other: non-responder, audits of closed sites
 2.7 Applicable Regulatory Programs: In addition to UST's, what other regulatory areas are covered by this corrective action program?
                    RCRA:
    Superfund: Yes
    Spills/Emergency Response : Yes
    Voluntary Cleanup: Yes
    Brownfields: Yes
    Other:
  3.0  SITE ASSESSMENT
3.1 Constituents to be Analyzed: What constituents are required for analysis at UST release sites under this corrective action program?
   
 
  Constituent
Soil
GW
  Benzene
Yes
Yes
  Ethylbenzene
Yes
Yes
  Toluene
Yes
Yes
  Xylenes
Yes
Yes
  MTBE
Yes
Yes
  Lead
  GRO
Yes
Yes
  DRO
Yes
Yes
  TPH
  Other:
  Other:
  Other:
  Other:
      
 
   Notes: GRO = Gas Range Organics, DRO = Diesel Range Organics,
   TPH: Total Petroleum Hydrocarbons.
       
3.2 Site Prioritization/Classification: Does the corrective action program include a site classification system which is used to rate each corrective action site regarding priority for corrective action? Yes
      3.2.1   If yes, does the site classification affect the corrective action requirements? Yes
  3.2.2

  If yes, does the site classification affect time frame for corrective action at the site?
No

3.3 Groundwater Classification: Does the corrective action program include a groundwater
classification system? Yes
  3.3.1    If yes, is the groundwater classification system based on regional groundwater
  characteristics (e.g. state groundwater quality/use maps). Yes
  3.3.2   Is the groundwater classification system based on site-specific characteristics?
(If yes, indicate characteristics included in classification)?Yes
    Current groundwater use (e.g., proximity of wells, etc.): Yes
    Water quality (e.g., total dissolved solids):
    Presence of other constituents (e.g., nitrate):
    Potential well yield: Yes
    Hydraulic conductivity of groundwater-bearing units:
    Other:
3.4

Receptor Survey : Is a receptor survey required as part of the site assessment? Yes(If yes, indicate types of receptors included in the survey)
    Ecological habitats (e.g., wetlands, lakes, rivers, etc.): Yes
    Surface water bodies: Yes
    Land Use: Yes
    Water wells: Yes
    Underground utilities: Yes
    Basements: Yes
    Other: schools, residences
3.5 Ecological Risk : Is an ecological risk assessment required as part of the site assessment or corrective action? Yes
  3.5.1 If yes, is there an ecological risk assessment guidance document? Yes
    3.5.1.1 Web address: www.state.ma.us/dep/orspubs.htm
    3.5.1.2 Document name: Guidance for Environmental Risk Characterization
    3.5.1.3 Ordering information:
3.6 Report Forms : Does the corrective action program require use of standardized report forms to report the results of the site assessment? Yes
           
  4.0   EXPOSURE PATHWAYS
4.1  Applicable Exporsure Pathways: Are remediation standards based on defined exposure pathways?
Yes(If yes, identify exposure pathways considered)
        
 
         Applicable
  Exposure Pathway
Pathway Considered
Pathway Screening
Allowed
 Soil
 Soil Direct Contact  (Inhalation,
Ingestion,  and/or Dermal Contact)
Yes
Yes
 Soil to Groundwater
Yes
Yes
 Soil to Outdoor Air
No
No
 Soil to Indoor Air
Yes
Yes
Groundwater
 Groundwater Ingestion
Yes
Yes
 Groundwater to Outdoor Air
No
No
 Groundwater to Indoor Air
Yes
Yes
 Groundwater to
   Surface Water
Yes
Yes
          
 
    4.1.1   Does the corrective action program allow pathway screening (a site-specific
  demonstration that an exposure pathway is incomplete)? Yes
              
4.2 Numerical Concentration Limits: Numerical concentration limits are determined based on which ofthe following factors (check all that apply)?
               Background Concentration:   
  Analytical detection limits:
  Regulatory limit (e.g., MCL): Yes
  Risk-based calculation: Yes
  4.2.1 For a groundwater classified as a drinking water resource:
      MCL does not apply:
      MCL always applies, if available for the COC: Yes
      Use lesser of MCL or site-specific value: Yes
      Use greater of MCL or site-specific value
  4.2.2 Concentration limits may change based on which of the following factors (check all that apply)?
      Land use: Yes
      Groundwater classification: Yes
      Assessment Tier:
      Physical controls: Yes
      Institutional controls: Yes
4.3 Development of Site-Specific Concentration Limits: Does the corrective action program allow the applicant to develop site-specific soil and groundwater concentration limits for use in site remediation?
Yes
  4.3.1   If yes, how many evaluation tiers are included in the development of
  site-specific concentration limits? 3
4.4 Generic Screening Limits: For a Tier 1 evaluation or equivalent generic screening assessment, provide concentration limits for the following conditions:
 
Residential
Commercial
Drinking Water
Non-Drinking Water
Non-Drinking Water
 Benzene

 GW: Groundwater  Ingestion
5.0 mg/l
2,000 mg/l
2,000 mg/l
 Soil: Soil to GW
10 mg/kg
40 mg/kg
60 mg/kg
 Soil: Direct Contact
40 mg/kg
60 mg/kg
 MTBE
 GW: Groundwater  Ingestion
70 mg/l
50,000 mg/l
50,000 mg/l
 Soil: Soil to GW
0.3 mg/kg
100 mg/kg
200mg/kg
 Soil: Direct Contact
100 mg/kg
500mg/kg
   
4.5 Applicable Target Risk Limits: Are the generic concentration limits (i.e. Tier 1) used in this program based on target risk limits? Yes(If yes, specify applicable target risk below:)
  4.5.1 Carcinogens
               4.5.1.1  Individual constituents: 0.000001
     4.5.1.2  Cumulative effects (multiple constituents): 0.000001
     4.5.2 Non-Carcinogens
   

.4.5.2.1 Individual constituents: Other
     4.5.2.2 Cumulative effects (multiple constituents):
  4.5.3 Do risk limits vary by assessment tier? Yes
 5.0  REMEDY SELECTION
5.1 Groundwater Remedy: Does the selected groundwater remedy always have to prevent short-term groundwater plume growth? Yes
5.2 NAPL Remediation Requirements: What quantity of NAPL observed in observation will triggers NAPL
investigation/response action?1/8 inch thickness
  5.2.1 Is NAPL removal to extent practicable required in all cases?  
    Yes   
  5.2.2 If extent of NAPL remediation depends on risk factors, identify applicable factors triggering need for NAPL response: 
    NAPL discharge to ground surface or SW: Yes 
    Explosive vapor condition in subsurface utility or other structure: Yes
    NAPL plume expanding in area: Yes
    NAPL contributing to expansion of dissolved plume: Yes
    Site-specific risk evaluation indicates need for NAPL response: Yes
5.3  Use of Monitored Natural Attenuation: Is monitored natural attenuation (MNA) an acceptable remedy for  management of affected groundwater, if effective? Yes
   5.3.1

Is state guidance available for implementation of monitored natural attenuation remedies? No
    5.3.1.1 Web address:
    5.3.1.2 Guidance document name:
    5.3.1.3 Ordering information:  
   5.3.2 Is active removal of the "source area" (e.g., residual, non-mobile NAPL ) always required when monitored natural attenuation is used as a groundwater remedy? Yes
5.4

 Use of Engineering Controls: Are engineering controls acceptable remedies, if effective? Yes
    Pavement for containment of affected soils:
    Barrier wall or cutoff trench for control of GW: Yes  
    Pump and treat for hydraulic containment: Yes  
    Other: engineered barrier (cap)
5.5 Use of Institutional Controls: Are institutional controls (e.g., land use restrictions, groundwater use restrictions) allowed or required for some remedies? Yes(If yes, identify acceptable institutional control methods)
    Deed notice: Yes  
    Deed restriction: Yes  
    Restrictive covenant or other contract with land owner: Yes  
    Listing in state registry of affected properties:  
    Agreed order or consent decree:  
    Other: activity & use limit'n, grant of environmental res
           
 6.0  CASE CLOSURE CRITERIA

 
 6.1 Groundwater Compliance Monitoring
  6.1.1 How many groundwater sampling events are required to demonstrate compliance with groundwater remediation standards following active remediation?:No defined number
       
  6.1.2 How many groundwater sampling events are required to demonstrate compliance with groundwater remediation standards following monitored natural attenuation ?:No defined number
       
  6.1.3 What is the minimum time between groundwater sampling events?:site-specific
     

 


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