Waste Management, Inc.
Wheelabrator Shrewsbury Ash Landfill, Shrewsbury, MA
EST provided water quality monitoring and related field services including groundwater sampling, surface water sampling, and leachate monitoring. EST measured static water level, pH, temperature, conductivity, oxidation reduction potential (ORP) and dissolved oxygen prior to sample collection. Groundwater samples requiring dissolved metals analysis were field filtered to 0.45 micron. EST’s services also included quarterly leachate monitoring and annual Industrial Pretreatment Permit (IPP) Monitoring. EST was also contracted to collect stormwater samples in accordance with the owner’s NPDES permit requirements. All samples were collected in accordance with EPA approved methods, preserved in accordance with 40 CFR part 136 and prepared for delivery to a MA DEP certified laboratory. All work was performed in strict accordance with EST’s Corporate Health and Safety Plan, OSHA standards, and approved Waste Management practices.