LEWISTON – The Androscoggin Valley Soil and Water Conservation District will host a proprietary devices workshop for contractors, code enforcement officers, licensed plumbing inspectors and site evaluators.

The workshop has been rescheduled and will be held from 8 a.m. to 4 p.m. Wednesday, April 16, at the Ramada Inn.

The session will cover information on a variety of advanced topics related to subsurface wastewater disposal. Topics will include fats, oils and grease; underground injection control regulations; commercial septic systems; septic system maintenance; erosion control; and treatment tanks and pumps.

Six and a half training contact hours will be awarded and will apply toward recertification for LPIs and CEOs, as well as Maine Department of Human Services and Department of Environmental Protection voluntary certification programs for septic system installers and contractors.

The cost for the workshop is $70. Additional registrations accepted. For details, contact Androscoggin Valley Soil and Water Conservation District at 753-9400, ext. 400, or the Joint Environmental Training Coordinating Committee at 253-8020.