Governing Law and Regulations
Maryland Department of the Environment (MDE) Water Management Administration
MDE Waste Management Administration
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Maryland's groundwater rules regulate the discharge of water or wastewater to state underground waters. The state generally follows the federal regulations and also has some additional requirements for hazardous waste facilities, water appropriation, and well construction. See the national section GROUNDWATER for additional information.
Maryland's regulations for groundwater monitoring and protection at hazardous waste facilities are the same as the federal regulations with minor variations, including requirements for groundwater monitoring system installation and approval. The installation of the groundwater monitoring system has to be conducted in accordance with the state's well construction requirements.
Maryland has also created a general permit for discharges of treated groundwater from petroleum contaminated sources to surface or groundwater in the state. Federal regulations only address discharges ...