About the Groundwater Program

The Groundwater program seeks to ensure the protection of groundwater quality. Standards are established to coincide with drinking water standards in order to promote maximum protection of groundwater as a drinking water source.
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Applications, Forms and eDEP Online Filing

Groundwater discharge permit applications are available along with Groundwater Discharge Reporting through eDEP, MassDEP's online filing system.
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Groundwater: Frequently Asked Questions

What is groundwater? Why is it important to protect it? How does it get contaminated and how long does it take to clean contaminated groundwater? And more.
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Groundwater Permits: Frequently Asked Questions

Who has to file for a permit, program oversight of permits, differences in types of permits, how groundwater permits protect water supplies, and more.
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Groundwater Permitting Process:

Description of the permitting process for the most commonly used groundwater discharge permitting applications: BRP WP 6,8 (new major and minor) and BRP WP 11,12 (renewals).
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Industrial Wastewater

Links to regulations and standards, policies, applications, and other information relating to industrial wastewater permitting and control.
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Massachusetts Treatment Plants

Lists of groundwater discharge treatment facilities
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Groundwater Guidance and Policies

Treatment facility design and operation, reclaimed water use, private treatment facilities, geothermal heat pump wells, and more.
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Groundwater Regulations

The Groundwater Program implements the provisions of 314 CMR 5.00, Groundwater Discharge Permits, and 314 CMR 6.00, Groundwater Quality Standards, to protect groundwater in Massachusetts.
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Underground Injection Control

Underground Injection Control protects groundwater supplies by regulating the introduction of potential contaminants through injection, the process by which fluids enter a groundwater supply through either the force of gravity or well pressure.
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Wastewater Reuse

The safe reuse of reclaimed, properly treated wastewater helps protect groundwater supplies in Massachusetts by lessening the demand on existing supplies.
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