A. o Community Update #25 Pompton Lakes Study Area Pompton Lakes, New Jersey Upland Soil Areas Excavation/Dredging Community Update November 2016 EPA CLEANUP ACTIVITIES Basic Site Information The Upland Soil Areas excavation is complete with the exception of one small area (Area Al) totaling ap- proximately 20 cubic yards (CY). Mechanical dredging of approxi- mately 19,300 CY of impacted sedi- ment (containing mercury/lead/other metals) in Area A and the Island Area is in progress. Boroiiph of Pompton Lakes http://www.pomptonlakesgov.com Questions? Please Contact: EPA Remedial Project Manager Perry Katz (212)637-4426 katz.ira-perry@epa.gov EPA Community Involvement Coordinator Pat Seppi (646)369-0068 seppi.pat@epa.gov This is EPA's 25th update to inform the community of the progress of activities related to the portion of the Pompton Lakes Study Area known as the Upland Soil Areas and the 3 acres of the lake (designated Area A and the Island Area) that will be mechanically dredged. Work is being performed by Sevenson Environmental Ser- vices, Inc., on behalf of The Chemours Company FC, LLC (Chemours) with EPA/NJDEP oversight. ACTIVITIES—WEEK OF NOVEMBER 7th ~ Transported/disposed of 1,380 loads of impacted material (excavated soil/dredged sediment) a/o November 10th ~ Continued mechanical dredging of Island Area ~ Processed/staged impacted sediment for off-site disposal ~ Conducted water treatment activities - 2 effluent tank discharge events occurred based on sample results meeting discharge crite- ria in NJDEP permit ~ Deployed turbidity curtain at Area A (it will be fully installed prior to fish relocation) in anticipation of initiating dredging late week of November 14th ~ Continued perimeter monitoring—data on website: http:// www.pomptonlakesworks.com/pompton-lake-project/ environmental-monitoring/ ~ No exceedances of dust/ mercury vapor/turbidity action levels during monitoring associated with site activities UPCOMING ACTIVITIES—WEEK OF NOVEMBER 14th ~ Continue mechanical dredging of the Island Area ~ Continue processing/loading/ disposal of dredged sediment ~ Continue discharge of treated water from dredged sediment per NJDEP-approved permit modification/acceptable lab results ~ Fish relocation related to Area A may be performed late in the week if the Island Area dredging is completed ~ Continue to further assess Area Al excavation in Uplands Area ~ Continued perimeter monitoring of dust/mercury/turbidity levels ADDITIONAL NOTES: ~ There will be equipment maintenance work Saturday, No- vember 12th. There will be no dredging or processing of im- pacted sediment or discharge of treated water. ~ The project remains on schedule. iAnAnA#1 Ana riAii/fflniAnnO/xA/'aeffl/rli mAnf ------- |