Drinking Water Regulations & Standards
- 236 CMR 2.00: General Provisions - Operators of Drinking Water Supply Facilities
General provisions for the operation of the Board of Certification.
- 236 CMR 3.00: Classification of Public Water Systems and Public Water Systems Operators
Classifying public water systems and system operators for training and licensure purposes.
- 236 CMR 4.00: Certification of Operators of Public Water Supply Systems
Education and experience requirements for operators, and the certification process.
- 236 CMR 5.00: Disciplinary Action
Provisions for disciplinary actions against public water systems operators.
- 310 CMR 21.00: Federal Safe Drinking Water Act Assessment
Establishes a statewide assessment to assist MassDEP in implementing the provisions of the Federal Safe Drinking Water Act and providing compliance assistance to public water systems.
- 310 CMR 22.00: Massachusetts Drinking Water Regulations
Comprehensive standards and requirements for the protection of Massachusetts’ public water supplies, ensuring that public water systems provide water that is safe, fit and pure to drink.
- 310 CMR 27.00: Underground Injection Control
Regulates the underground injection of fluids that have the potential to contaminate groundwater.
- 310 CMR 46.00: Certification of Well Drillers and Filing of Well Completion Reports
The process and qualifications for certification of well drillers, and their responsibilities under that certification.
- 2016 Standards & Guidelines for Contaminants in Massachusetts Drinking Water
A compendium of guidance values for evaluating contaminants in Massachusetts drinking water. Guidance values determine the level at which corrective action becomes necessary. Updated June 2016.
Groundwater Regulations
- 314 CMR 5.00: Groundwater Discharge Permits
Regulating pollutant discharges to groundwater in Massachusetts to ensure protection of the sources and compliance with the Surface Water Quality Standards (see 314 CMR 4.00).
Industrial Wastewater Regulations
- Fact Sheet: Revised Sewer Regulations and Operation & Maintenance Regulations
Explanations of revisions promulgated in 2014 to streamline approval requirements for sewer extensions and sanitary and industrial wastewater sewer connections, and to make modifications to operation and maintenance requirements. May 2014.
- 310 CMR 71.00: Industrial Wastewater Regulations for Photo Processors and Printers
Performance standards and compliance certification standards for industrial-wastewater discharges from photo-processing and printing businesses.
- 310 CMR 72.00: Industrial Wastewater Standard for Dry Cleaners
Performance standards and compliance certification standards for industrial-wastewater discharges from dry-cleaning businesses.
- 314 CMR 7.00: Sewer System Extension & Connection Permit Program
This regulation governs sewer system connections and extensions to ensure proper operation of wastewater treatment facilities.
- 314 CMR 18.00: Industrial Wastewater Holding Tank and Container Construction, Operation, and Record-keeping Requirements
Construction, operation, and record-keeping requirements for industrial-wastewater holding tanks.
Laboratory Certification Regulations & Standards
- 310 CMR 42.00: Certification and Operation of Environmental Analysis Laboratories
MassDEP certification of environmental-testing laboratories.
State Revolving Fund Regulations
- 310 CMR 44.00: The Clean Water State Revolving Fund
MassDEP approval of projects funded through the Clean Water State Revolving Fund.
- 310 CMR 45.00: The Drinking Water State Revolving Fund
MassDEP approval of projects funded through the Drinking Water State Revolving Fund.
Title 5/Septic Systems Regulations
- 310 CMR 11.00: General Application and Administration of Environmental Code, Title 1
Enforcement of state and local health codes.
- 310 CMR 15.00: The State Environmental Code Regulating Septic Systems ("Title 5")
Title 5 of the Massachusetts State Environmental Code, regulating septic systems and the transport and disposal of sanitary sewage. Local boards of health implement Title 5 on behalf of the Commonwealth.
- Title 5 Changes Effective January 3, 2014
Summary of revisions to 310 CMR 15.000 promulgated on January 3, 2014.
Wastewater & Sewer Regulations
- Fact Sheet: Revised Sewer Regulations and Operation & Maintenance Regulations
Explanations of revisions promulgated in 2014 to streamline approval requirements for sewer extensions and sanitary and industrial wastewater sewer connections, and to make modifications to operation and maintenance requirements. May 2014.
- 310 CMR 32.00: Land Application of Sludge and Septage
Regulating the land application of sludge and septage for beneficial purposes without contaminating soil or water sources.
- 314 CMR 3.00: Surface Water Discharge Permit Program
Regulates surface water discharges in Massachusetts waters under the provisions of state and federal clean-water legislation.
- 314 CMR 7.00: Sewer System Extension & Connection Permit Program
This regulation governs sewer system connections and extensions to ensure proper operation of wastewater treatment facilities.
- 314 CMR 8.00: Supplemental Requirements for Hazardous Waste Management Facilities
Regulating wastewater treatment plants that treat, store, or dispose of hazardous wastes generated at the plant.
- 314 CMR 12.00: Operation & Maintenance & Pretreatment Standards for Wastewater Treatment Works and Indirect Dischargers
Establishes standards and pretreatment requirements to insure the proper operation and maintenance of wastewater treatment works. April 2014
- Annual Sewer Connection Report Form
This reporting form is provided to satisfy the requirements of 314 CMR 12.07, Recordkeeping and Reporting. February 2015.
- Upcoming Changes to Infiltration/Inflow Requirements
Clarification of what is needed for an I/I analysis.
- 314 CMR 18.00: Industrial Wastewater Holding Tank and Container Construction, Operation, and Record-keeping Requirements
Construction, operation, and record-keeping requirements for industrial-wastewater holding tanks.
- Task Force on Building Organics Capacity
MassDEP established this Task Force to help develop recommendations for overcoming barriers to the siting and development of additional anaerobic digestion, composting and recycling capacity in Massachusetts.
- Regulation of Industrial Wastewater Holding Tanks & Containers
All owners and operators of industrial wastewater holding tanks (IWHTs), mobile tanks and containers used exclusively to accumulate or store non-hazardous, non-sanitary wastewater are required to comply with a Massachusetts Department of Environmental Protection (MassDEP) industrial wastewater holding tank regulation (found at 314 CMR 18.00).
- 257 CMR 2.00: Certification of Wastewater Treatment Plant Operators
The process for evaluation and certification of wastewater-treatment-facility operators.
Wastewater - Reclaimed Water Regulations
- 314 CMR 20.00: Reclaimed Water Permit Program and Standards
Regulating reclaimed-water systems, and requirements for reclaimed-water use and distribution.
Water Management Regulations
- 310 CMR 36.00: The Water Management Act Regulations
Regulating water withdrawals above threshold quantities, in order to preserve water resources.
- The Water Management Act
M.G.L. Chapter 21G regulates water withdrawals in the Commonwealth
Water Quality Regulations
- 314 CMR 2.00: Permit Procedures for Surface Water Discharge Permits (314 CMR 3.00), Groundwater Discharge Permits (314 CMR 5.00), Sewer Extension & Connection Permits (314 CMR 7.00), & Reclaimed Water Permits (314 CMR 20)
Procedures for applying for surface water and groundwater discharge permits, sewer permits, and reclaimed-water-use permits.
- 314 CMR 4.00: Massachusetts Surface Water Quality Standards
Identifying and ensuring minimum standards for surface water quality in Massachusetts, in accordance with the Federal Clean Water Act.
- 314 CMR 9.00: 401 Water Quality Certifications
Ensuring that dredging operations and material comply with the requirements of the Massachusetts Surface Water Quality Standards and the federal Clean Water Act.
- Summary of 2008 Stormwater Revisions
Summary of revisions to the Wetlands Protection Act Regulations (310 CMR 10.00) and the Water Quality Certification Regulations (314 CMR 9.00), promulgated in January 2008, updating provisions and applicability of the Massachusetts Stormwater Management Standards.
- 2008 Stormwater Revisions to 314 CMR 9.00
Summary of revisions to 314 CMR 9.00, effective January 2, 2008, updating provisions and applicability of the Massachusetts Stormwater Management Standards.
- 310 CMR 30.000: Massachusetts Hazardous Waste Regulations
Comprehensive regulations addressing the generation, storage, collection, transport, treatment, disposal, use, reuse and recycling of hazardous waste in Massachusetts, including dredged material.
Waterways Regulations
- 310 CMR 9.00: Massachusetts Waterways Regulation
Regulating projects in tidal areas and defined Great Ponds in Massachusetts.
Wetlands Regulations
- 301 CMR 10.00: Densely Developed Areas
Defines a "densely developed area" under the Rivers Protection Act to protect wetlands in Massachusetts.
- 310 CMR 10.00: Wetlands Protection Act Regulations
Procedures for issuing licenses and permits under the Wetlands Protection Act.
- 310 CMR 12.00: Adopting Coastal Wetlands Orders
Procedures for issuing activity-restriction orders in coastal wetlands areas.
- 310 CMR 13.00: Adopting Inland Wetlands Orders
Procedures for issuing activity-restriction orders in inland wetlands areas.
- 310 CMR 23.00: Renovation of Abandoned Cranberry Bogs
Establishes a permit process and performance standards for the renovation of eligible abandoned cranberry bogs.
- 310 CMR 1.00: Adjudicatory Proceedings
310 CMR 1.00 governs the conduct of adjudicatory appeals and adjudicatory hearings of the Department of Environmental Protection under M.G.L. c. 30A.
- 310 CMR 4.00: Timely Action Schedule and Fee Provisions
Governs the fees set for MassDEP-issued permits and approvals, and the timelines for review of submitted permit applications.
- 314 CMR 9.00: 401 Water Quality Certifications
Ensuring that dredging operations and material comply with the requirements of the Massachusetts Surface Water Quality Standards and the federal Clean Water Act.
