Episodic Generation Regulatory Requirements
What is an Episodic Event?
An episodic event, as defined in 40 CFR section 262.231
of the generator regulations, is an activity that does not normally
occur during a generator’s operations and that causes that generator to
exceed the threshold for its normal generator category for that month.
Both very small quantity generators and small quantity generators can
experience episodic events. Episodic events can be planned or unplanned.
A clean out of a tank or of a laboratory, a short-term maintenance
project, or a removal of excess inventory would be considered planned
episodic events. There can also be unplanned events such as a spill
caused by a storm, damaged equipment, or a product recall. An episodic
event cannot last more than 60 days beginning on the first day episodic
hazardous waste is generated and concluding on the day the hazardous
waste is removed from the generator’s site. Increased production of
hazardous waste due to an increased rate of production is not an
Please refer to the EPA webite for FAQs on Episodic Generation: Link
West Virginia Requires 30 days written notice for Planned Episodic Generation and 72 hours notice (phone, fax, or email) for Unplanned Episodic Generation after the start of the event.
A link to the Notification instructions and form are provided here: Link
For questions, please contact Marjorie Skeens at (304) 926-0499 extension 1297 or e-mail her at Marjorie.A.Skeens@wv.gov.