974 CMR 8.08 - Facilities with Existing Floor Drains

The owner of a commercial, industrial, petroleum, toxics and/or Hazardous Waste storage area/facility in operation prior to the effective date of these regulations with a floor drain system that discharges, with or without pretreatment (such as an oil/water separator), to the ground, a leaching structure, or septic system, shall:

(1) disconnect and plug all applicable inlets to and outlets from (where possible) applicable leaching structures, oil/water separators, and/or septic systems;

(2) remove all existing sludge in oil/water separators, septic systems, and where accessible, leaching structures. Any sludge determined to be a hazardous waste shall be disposed of in accordance with 310 CMR 30.000: Hazardous Waste. Remedial activity involving any excavation and/or soil or groundwater sampling shall be performed in accordance with applicable MA DEP laws, regulations or policies;

(3) Alter the floor drain system so that the floor drain shall be either:

(a) connected to a holding tank that meets all applicable requirements of MA DEP laws, regulations or policies, with hauling records submitted to the DEC at the time of hauling;

(b) connected to a municipal sanitary sewer line, if available, with all applicable MA DEP laws, regulations or policies and local permits; or

(c) permanently sealed. Any facility sealing a drain shall to submit for approval to the DEC a Hazardous Waste management plan detailing the means of collecting, storing, and disposing any Hazardous Waste generated by the facility, including any spill or other discharge of Hazardous Materials or Wastes.

Notes

974 CMR 8.08