Massachusetts Pressure Massachusetts Pressure Washwater Treatment Washwater Treatment

DemonstrationsDemonstrations

Robin Lacey – MA CZMRobin Lacey – MA CZM

The ProblemThe Problem

Cape Ann Marina - Cape Ann Marina - GloucesterGloucester• Chemical pre-treatment for discharge to Chemical pre-treatment for discharge to

local sewer (American Cleanway)local sewer (American Cleanway)• Certified operator required – Grade 2Certified operator required – Grade 2• Must remove large solids before treatmentMust remove large solids before treatment• Dried sludge = solid wasteDried sludge = solid waste• Stormwater IssuesStormwater Issues

• CostsCosts System - $25K System - $25K (system, start-up chemicals, and training)(system, start-up chemicals, and training)

Total - Total - $48K $48K (includes washpad, site work, electrical, (includes washpad, site work, electrical, plumbing…)plumbing…)

Wash padWash pad

Heated StorageHeated Storage

TreatmentTreatmentSystemSystem

Arey’s Pond Boatyard - Arey’s Pond Boatyard - ChathamChatham• Closed-loop re-circulating system (RGF Closed-loop re-circulating system (RGF

Environmental)Environmental)• Settling, physical filtration, odor controlSettling, physical filtration, odor control• No operational permitsNo operational permits• No certified operatorNo certified operator• Owner satisfied with system after 2 seasonsOwner satisfied with system after 2 seasons

• CostsCostsSystem - $16.3K System - $16.3K (system and training)(system and training)

Total - Total - $36.7K $36.7K (includes washpad, electrical, (includes washpad, electrical, plumbing…)plumbing…)

Wash padWash pad

Treatment Treatment SystemSystem

Control Panel

Stormwater Control in Stormwater Control in WinterWinter

The EndThe End

Robin LaceyRobin LaceyMassachusetts Office of Coastal Zone Massachusetts Office of Coastal Zone ManagementManagement251 Causeway Street, Suite 800251 Causeway Street, Suite 800Boston, MA 01890Boston, MA 01890617-626-1220617-626-1220robin.lacey@state.ma.usrobin.lacey@state.ma.us