Published April 25, 2014

This copy of the Massachusetts Contingency Plan, 310 CMR 40, is not an "Official Version" of the regulations. In particular, it lacks page numbers and the effective dates at the bottom of each page. Other unexpected differences may also be present. This HTML version is offered as a convenience to our users and DEP believes that the body of the text is a faithful copy of the regulations. If you REALLY, ABSOLUTELY, MUST know that the version you have is correct and up-to-date, then you must purchase the document through the State Bookstore. The official versions of all state statutes and regulations are only available through the   Massachusetts State Bookstore .

List of MCP Subparts

A General Provisions

B Organization and Responsibilities

C Notification of Releases

D Preliminary Response Actions

E Tier Classification and Deadlines

F Reserved

G Reserved

H Comprehensive Response Actions

I Risk Characterization

J Permanent and Temporary Solutions

K Audits

L Cost Recovery

M Administrative Record

N Public Involvement

O Reserved

P Oil and Hazardous Material List pdf format of MOHML  Alphabetical List

Detailed Table of Contents


40.0001:   Authority
40.0002:   Purpose
40.0003:   Applicability
40.0005:   Effective Dates
40.0006:   Terminology, Definitions, and Acronyms
40.0007:   Rules of Construction
40.0008:   Computation of Time Periods and Deadlines
40.0009:   Certification of Submittals
40.0010:   Effect of Orders and Appeals
40.0011:   Confidentiality of Information
40.0013:   Presumption of Irreparable Harm
40.0014:   Document Retention
40.0015:   Content of Waste Site Cleanup Activity Opinions
(40.0016:   Laboratory Certification:  Reserved)
40.0017:   Environmental Sample Collection and Analyses
40.0018:   Health and Safety Procedures
40.0019:   Violations of Environmental Restrictions
40.0020:   Violations of a Permanent or Temporary Solution
40.0021:   Unlawful Interference with Response Actions
40.0022:   Accurate and Timely Submittal of Documents
40.0023:   Accurate and Complete Record-keeping
40.0024:   Timely Action and Anticipatory Noncompliance
40.0025:   Extensions of Deadlines and Time Periods for Force Majeure
40.0027:   Remedial Monitoring Report
40.0028:   Well Maintenance and Security
40.0030:   Management Procedures for Remediation Waste
40.0031:   General Provisions for the Management of Remediation Waste
40.0032:   Contaminated Media and Contaminated Debris
40.0033:   Uncontainerized Waste
40.0034:   Bill of Lading Process
40.0035:   Bill of Lading Form
40.0036:   Management Requirements for Storing Remediation Waste
40.0040:   Management Procedures for Remedial Wastewater and Remedial Additives
40.0041:   General Provisions for the management of Remedial Wastewater and/or Remedial Additives
40.0042:   Remedial Wastewater Discharges to Surface Water
40.0043:   Remedial Wastewater Discharges to Publicly Owned Treatment Works (POTW)
40.0044:   Remedial Wastewater Discharges to Non-publicly Owned Treatment Works
40.0045:   Remedial Wastewater Discharges to the Ground Surface or Subsurface and/or Groundwater
40.0046:   Application of Remedial Additives
40.0047:   Reporting Requirements for Discharges of Remedial Wastewater and Remedial Additives
40.0049:   Remedial Air Emissions
40.0050:   Appeals of Orders and Permits
40.0051:   Appeals Relative to Administrative Penalties
40.0060:   Special Project Designation Permits
40.0061:   Purpose and Eligibility
40.0062:   Procedures for Applying Special Project Designation
40.0063:   Approval of Applications for Special Project Designation Permits, and Special Project
                 Designation Permit Modifications, Transfers or Extensions
40.0064:   Special Project Designation Conditions
40.0065:   Modification of Special Project Designation Permit
40.0066:   Transfer of Special Project Designation Permit
40.0067:   Extension of Special Project Designation Permit
40.0068:   Termination of Special Project Designation Permit
40.0069:   Suspension and Revocation of Special Project Designation Permit
40.0070:   Approval Process for Special Project Designation Permits


40.0100:   Overview of Roles and Responsibilities in Response Actions
40.0101:   Role of the Department in Response Actions
(40.0102 through 40.0104:   Roles of Other State Agencies and Organizations:   Reserved)
(40.0105 through 40.0109:   Role of Local Government:   Reserved)
40.0110:   Adequately Regulated Sites
40.0111:   Federal Superfund Program
40.0112:   Federal Corrective Action Pursuant to HSWA
40.0113:   RCRA Authorized State Hazardous Waste Program (M.G.L. c. 21C and 310 CMR
                 30.000:  Hazardous Waste )
40.0114:   Solid Waste Management Facilities
40.0120:   Coordination with Responses by the United States Coast Guard to Discharges of Oil
40.0150:   Role of Other Persons
40.0160:   Departmental Notice to Responsible Parties and Potentially Responsible Parties
40.0165:   Departmental Requests for Information (RFI)
40.0166:   Department Right of Entry
40.0167:   Interim Deadlines
40.0168:   List of Locations and Disposal Sites
40.0169:   The Role of Licensed Site Professionals
40.0170:   The Role of RPs, PRPs and Other Persons in Response Actions
40.0171:   Failure to Perform a Response Action
40.0172:   Technical, Financial, and Legal Inabilities
40.0173:   Site Access Authorization
40.0180:   Downgradient Property Status
40.0181:   Purpose
40.0182:   Applicability
40.0183:   General Requirements and Procedures for Asserting Downgradient Property Status
40.0184:    Effect of Providing Downgradient Property Status Submittal or Modification of a Downgradient
                 Property Status Submittal
40.0185:   Maintenance of Downgradient Property Status
40.0186:   Termination of Downgradient Property Status  
40.0187:   Modification of Downgradient Property Status Submittal
40.0190:   General Requirements for Conducting Response Actions
40.0191:   Response Action  Performance Standard (RAPS)
40.0193:   Technical Justification


40.0300:   Notification of Releases and Threats of Release of Oil and Hazardous Materials; Identification
                  and Listing of Oil and Hazardous Material
40.0301:   Purpose and Scope
40.0302:   Applicability
40.0303:   Role of Licensed Site Professional
40.0310:   Releases and Threats of Release Which Require Notification
40.0311:   Releases Which Require Notification Within Two Hours
40.0312:   Threats of Releases Which Require Notification Within Two Hours
40.0313:   Releases Which Require Notification Within 72 Hours
40.0314:   Threats of Release Which Require Notification Within 72 Hours
40.0315:   Releases that Require Notification Within 120 Days
40.0317:   Releases and Threats of Release Which Do Not Require Notification
40.0318:   Limited Removal Actions
40.0320:   Releases and Threats of Release that Pose Imminent Hazards
40.0321:   Reporting of Releases and Threats of Release that Pose or Could Pose an Imminent Hazard
40.0322:   Response Actions to Prevent or Abate Imminent Hazards
40.0330:   Notification Requirements and Procedures
40.0331:   Who Shall Notify
40.0332:   Timing of Notifications
40.0333:   How to Notify
40.0334:   Content of the Notification
40.0335:   Retracting a Notification
40.0336:   Notification Requirements for Persons that Receive a Notice of Responsibility
40.0340:   Identification of Oil and Hazardous Material
40.0341:   Purpose and Scope
40.0342:   Methods of Identification of Oil and Hazardous Material
40.0343:   Criteria for Listing Oil and Hazardous Material
40.0344:   Adding and Deleting Substances to or from the Massachusetts Oil and Hazardous Materials List
40.0345:   The Massachusetts Oil and Hazardous Materials List
40.0346:   Criteria for Determining the Characteristics of Hazardous Material
40.0347:   Characteristics of Hazardous Material
40.0350:   Reportable Quantities for Oil and Hazardous Material
40.0351:   Reportable Quantities for Oil
40.0352:   Reportable Quantities for Hazardous Material
40.0360:   Reportable Concentrations for Oil and Hazardous Material
40.0361:   Reportable Concentrations of Oil and Hazardous Material in Soil
40.0362:   Reportable Concentrations of Oil and Hazardous Material in Groundwater
40.0370:   Requirements for Releases of Oil and/or Hazardous Material That Do Not Require Notification
40.0371:   Release Notification Form


40.0400:   Preliminary Response Actions and Risk Reduction Measures
40.0401:   Purpose and Scope
40.0402:   Applicability
40.0403:   Responses to Releases and Threats of Release
40.0404:   Timing of Response Actions
40.0405:   Overview of Preliminary Response Actions
40.0406:   Possible Outcomes of Preliminary Response Actions
40.0410:   Immediate Response Actions
40.0411:   General Provisions for Immediate Response Actions
40.0412:   Sites Where an Immediate Response Action is Required
40.0414:   Scope and Types of Immediate Response Actions
40.0420:   Requirements, Approvals, and Time Lines for Conducting Immediate Response Actions
40.0421:   Immediate Response Actions That Do Not Require Prior Approval From the Department
40.0424:   Immediate Response Action Plans
40.0425:   Immediate Response Action Status and Remedial Monitoring Reports
40.0426:   Imminent Hazard Evaluations
40.0427:   Immediate Response Action Completion Reports
40.0428:   Public Involvement
40.0429:   Possible Outcomes of an Immediate Response Action
40.0440:   Release Abatement Measures
40.0441:   General Provisions for Release Abatement Measures
40.0442:   Scope and Types of Release Abatement Measures
40.0443:   Approvals Required to Conduct Release Abatement Measures
40.0444:   Release Abatement Measure Plans
40.0445:   Release Abatement Measure Status and Remedial Monitoring Reports
40.0446:   Release Abatement Measure Completion Report
40.0447:   Public Involvement
40.0448:   Possible Outcomes of a Release Abatement Measure
40.0460:   Utility-related Abatement Measures
40.0461:   General Provisions for Utility-related Abatement Measures
40.0462:   Conducting Utility-related Abatement Measures
40.0463:   Approvals Required to Conduct Utility-related Abatement Measures
40.0464:   Performance Standards for Utility-related Abatement Measures
40.0465:   Utility-related Abatement Measures Status and Remedial Monitoring Reports
40.0466:   Utility-related Abatement Measure Completion Reports
40.0467:   Possible Outcomes of Utility-related Abatement Measures
40.0480:   Phase I - Initial Site Investigation Report
40.0481:   General Provisions for Phase I Initial Site Investigation Report
40.0482:   Performance Standards
40.0483:   Content of Phase I Report
40.0484:   Phase I Report Completion Statement
40.0485:   Public Involvement
40.0486:   Possible Outcomes of a Phase I Report


40.0500:   Tier Classification and Response Action Deadlines
40.0501:   Scope and Applicability
40.0502:   Tier ID Disposal Sites
40.0510:   Tier Classification Process
40.0520:   Basis for Tier Classification
40.0530:   Reclassification by RPs, PRPs or Other Persons during Response Actions
40.0540:   Demonstration of Ability and Willingness
40.0560:   Response Action Deadlines and Requirements for Tier Classified Disposal Sites
40.0570:   Requirements for Eligible Persons, Eligible Tenants or Other Persons Seeking to Re-establish Response Action Deadlines
40.0583:   Department Reclassification of a Tier Classified Disposal Site
40.0584:   Participation by the Public, RPs, PRPs, and Other Persons in Department Reclassification
40.0585:   Right to Request an Adjudicatory Hearing
40.0590:   Public Involvement




40.0800:   Comprehensive Response Actions
40.0801:   Applicability
40.0810:   General Provisions for Comprehensive Response Action
40.0830:   Phase II - Comprehensive Site Assessment
40.0832:   General Provisions
40.0833:   Performance Standards
40.0834:   Conceptual Phase II Scope of Work
40.0835:   Phase II Report
40.0836:   Phase II Completion Statement
40.0839:   Public Involvement
40.0840:   Possible Outcomes
40.0850:   Phase III - Identification, Evaluation and Selection of Comprehensive Remedial Action Alternatives
40.0852:   General Provisions
40.0853:   Performance Standards
40.0855:   Identification and Evaluation of Remedial Action Alternatives
40.0856:   Initial Screening of Likely Remedial Action Alternatives
40.0857:   Detailed Evaluation of Remedial Action Alternatives
40.0858:   Detailed Evaluation Criteria
40.0859:   Selection of Remedial Action Alternative
40.0860:   Feasibility Evaluations
40.0861:   Remedial Action Plan
40.0862:   Phase III Completion Statement
40.0863:   Public Involvement
40.0864:   Possible Outcome
40:0870:   Phase IV - Implementation of the Selected Comprehensive Remedial Alternative
40.0871:   General Provisions
40.0872:   Performance Standards
40.0874:   Remedy Implementation Plan (RIP)
40.0875:   As-built Construction Report
40.0877:   Phase IV Status Report and Remedial Monitoring Report
40.0878:   Final Inspection Report
40.0879:   Phase IV Completion Statement
40.0880:   Public Involvement
40.0881:   Possible Outcomes
40.0890:   Operation, Maintenance, and/or Monitoring of Comprehensive Response Actions
40.0891:   General Provisions
40.0892:   Phase V Status and Remedial Monitoring Reports
40.0893:   Remedy Operation Status
40.0894:   Phase V Completion Statement
40.0895:   Public Involvement
40.0896:   Possible Outcomes
40.0897:   Post-temporary Solution Operation, Maintenance and/or Monitoring
40.0898:   Post-temporary Solution Status and Remedial Monitoring Reports


40.0900:   Procedures and Standards for the Characterization of the Risk of Harm to Health, Safety, Public Welfare, and the Environment
40.0901:   Applicability and General Requirements
40.0902:   Purpose of the Risk Characterization
40.0903:   Scope of the Risk Characterization and Supporting Documentation
40.0904:   Site Information Required for Risk Characterization
40.0920:   Receptor Information Required for Risk Characterization
40.0921:   Identification of Human Receptors
40.0922:   Identification of Environmental Receptors
40.0923:   Identification of Site Activities and Uses
40.0924:   Identification of Exposure Points
40.0925:   Identification of Exposure Pathways
40.0926:   Identification of Exposure Point Concentrations and Other Data Criteria
40.0930:   Identification of Site Groundwater and Soil Categories
40.0931:   Purpose
40.0932:   Identification of Applicable Groundwater Categories
40.0933:   Identification of Applicable Soil Categories
40.0940:   Methods for Characterizing Risk of Harm
40.0941:   Approaches to Characterizing Risk of Harm
40.0942:   Selection of Method to Characterize the Risk of Harm to Health, Public Welfare, and the Environment
40.0950:   Imminent Hazard Evaluations and Substantial Hazard Evaluations
40.0951:   Purpose and Scope of Imminent Hazard Evaluations
40.0953:   Exposures to be Considered in Imminent Hazard Evaluations
40.0955:   Imminent Hazard Risk Characterization and Outcome
40.0956:   Substantial Hazard Evaluations
40.0960:   Characterization of Risk to Safety
40.0970:   Method 1 Risk Characterization
40.0971:   Applicability of Method 1
40.0972:   General Approach to Method 1
40.0973:   Method 1 Risk Characterization
40.0974:   Identification of Applicable Groundwater Standards in Method 1
40.0975:   Identification of Applicable Soil Standards in Method 1
40.0980:   Method 2 Risk Characterization
40.0981:   Applicability of Method 2
40.0982:   General Approach to Method 2
40.0983:   Derivation of Additional Method 1 Groundwater Standards for Use in Method 2
40.0984:   Derivation of Additional Method 1 Soil Standards for Use in Method 2
40.0985:   Determination of Method 2 Soil Standards Considering Leaching Potential
40.0986:   Determination of Method 2 GW-2 Standards
40.0987:   Determination of MCP Method 2 GW-3 Standards
40.0988:   Method 2 Risk Characterization
40.0990:   Risk Characterization Method 3
40.0991:   Applicability of Method 3
40.0992:   General Approach to Method 3
40.0993:   Method 3 Human Health Risk Characterization
40.0994:   Method 3 Public Welfare Risk Characterization
40.0995:   Method 3 Environmental Risk Characterization
40.0996:   Method 3 Upper Concentration Limits


40.1000:   Permanent and Temporary Solutions
40.1001:   Purpose
40.1002:   Applicability
40.1003:   General Provisions for Permanent and Temporary Solutions
40.1004:   Performance Standards for Permanent and Temporary Solutions
40.1005:   Defining the "Foreseeable Period of Time" for Purposes of a Permanent Solution
40.1012:   Application of Activity and Use Limitations
40.1013:   Limitations, Assumptions and Conditions on Site Activities and Uses That Do Not Require an AUL
40.1020:   Background Levels of Oil and Hazardous Material
40.1025:   Requirements for Active Exposure Pathway Mitigation Measures Implemented as a Permanent Solution with Conditions
40.1026:   Requirements for Active Exposure Pathway Mitigation Measures Implemented as a Part of a Temporary Solution or Remedy Operation Status
40.1030:   Categories of Permanent and Temporary Solutions
40.1040:   Permanent Solutions
40.1041:   Categories of  Permanent Solutions
40.1050:   Temporary Solutions
40.1055:   Transition Provisions
40.1056:   Content of Permanent Solution Statements
40.1057:   Content of Temporary Solution Statements
40.1066:   Effect of Permanent or Temporary Solutions on Fees
40.1067:   Remedial Actions After a Permanent or Temporary Solution has been Submitted to the Department
40.1070:   Implementation of Activity and Use Limitations
40.1071:   Grants of Environmental Restrictions for Disposal Sites Where a RP, PRP or Other Person Conducts Response Actions
40.1072:   Process for Applying for a Grant of Environmental Restriction
40.1073:   Environmental Restrictions for Disposal Sites Where the Department Conducts Response Actions
40.1074:   Notice of Activity and Use Limitation
40.1075:   Form of Notice of Activity and Use Limitation
40.1080:   Changes in Site Activities and/or Uses or Other Site Conditions After an Activity and Use Limitation Has Been Filed
40.1081:   Amendment of Activity and Use Limitations
40.1082:   Process for Amending Grant of Environmental Restriction
40.1083:   Release or Termination of Activity and Use Limitations
40.1084:   Process for Implementing a Release of Grant of Environmental Restriction or Partial Release of Grant of Environmental Restriction
40.1085:   Correction of Notices of Activity and Use Limitations
40.1090:   Public Involvement Requirements
40.1099:   Forms for Activity and Use Limitations


40.1101:   Purpose, Scope and Applicability
40.1110:   Selection of Persons, Response Action and Sites for Audit
40.1120:   Audit Activities
40.1130:   Initiation of Audit
40.1131:   Response Actions During Audits
40.1140:   Notice of Audit Findings
40.1160:   Audit Follow-up Plans
40.1170:   Post Audit Completion Statements
40.1190:   Reservation of Rights


40.1200:   Cost Recovery
40.1201:   Purpose, Scope, and Applicability
40.1202:   General Provisions
40.1220:   Recovery of Response Action Costs Incurred in Response Actions
40.1221:   Calculation of Indirect Rate
40.1250:   Procedures for Liens
40.1251:   Notice of Intent to Perfect a Lien
40.1252:   Content of Notice of Intent to Perfect a Lien
40.1253:   Service of Notice of Intent to Perfect a Lien
40.1254:   Right to Adjudicatory Hearing
40.1255:   Waiver of Right to Adjudicatory Hearing
40.1256:   Conducting the Adjudicatory Hearing
40.1257:   Reservation of Rights
40.1260:   Petitions for Reimbursement of Incurred Costs
40.1261:   Right to Petition for Reimbursement
40.1262:   Content of Petition
40.1263:   Timing of Petition
40.1264:   Grounds for Reimbursement
40.1265:   Petitions not Subject to M.G.L. c. 30A


40.1301:   Purpose, Scope, and Applicability
40.1302:   When the Department May Establish an Administrative Record
40.1303:   Participation by the Public, RPs, and PRPs
40.1304:   Administrative Record Requirements After Certification
40.1305:   Content of the Administrative Record
40.1306:   Location of the Administrative Record


40.1400:   Public Involvement - General Approach for Response Actions
40.1401:   General Principles for Public Involvement in Response Actions
40.1402:   Responsibility for Performing Public Involvement Activities in Response Actions
40.1403:   Minimum Public Involvement Activities in Response Actions
40.1404:   Public Involvement Plan Site Designation
40.1405:   Additional Public Involvement Activities Required for Public Involvement Plan Sites
40.1406:   Notification to Owners of Property within the Boundaries of a Disposal Site
(40.1407:   Community Site Inspection:   Reserved)
40.1450:   Technical Assistance Grants
40.1451:   Purpose and Scope of Technical Assistance Grants
40.1452:   Grant Availability
40.1453:   Eligible Applicants
40.1454:   Eligible Activities
40.1455:   Notice Provisions
40.1456:   Grant Application Process
40.1457:   Grant Selection Process
40.1458:   Payment Method
40.1459:   Fiscal Management of Grants
40.1460:   Records to be Maintained by Grantees
40.1461:   Inspection of Projects
40.1462:   Honest Practices



40.1600: Massachusetts Oil and Hazardous Material List