Governing Law and Regulations
Maryland Department of the Environment (MDE)
Maryland Soil Conservation District (SCD)
U.S. Environmental Protection Agency (EPA) Region 3
U.S. Department of Agriculture Natural Resource Conservation Service (NRCS)
See ADDRESSES & CONTACTS for addresses and telephone numbers.
See national section for basic information and federal regulations.
Comparison: State vs. Federal
• Rules. Pollution control rules in Maryland include leak detection standards as a safeguard to preventing spills, releases, and unnecessary contamination. The specific leak detection system standards vary, depending on the type of unit or facility.
Maryland's waste management rules include the federal leak detection rules and several more stringent state requirements. See the national section LEAK DETECTION for a review of general and federal leak detection requirements.
All hazardous waste landfills (COMAR 26.13.05.14) and surface impoundments (COMAR 26.13.05.11) have to have a leak detection system as part of their liner system. Maryland's liner requirements for hazardous waste landfills and surface impoundments follow the federal requirements with an additional requirement that the liner system be located in a hydrogeologic setting compatible with hazardous waste land disposal as approved by MDE. Refer to the state sections LANDFILLS and SURFACE IMPOUNDMENTS for additional guidance.
A leak detection system on a hazardous waste storage tank is referred to as secondary containment (COMAR 26.13.05.10). In addition, to ensure that hazardous waste stored in tanks does not ...