Chemical Spill 10 (CS-10) Plume
For the most recent information on the CS-10
plume, please review the Plume
Cleanup Team (PCT) meeting minutes.
Fact Sheets
Ashumet and Johns Pond Update,
February 2006 
Ashumet and Johns Pond
Update, August 2004 
Chemical Spill
10 (CS-10) Groundwater Plume Summary, April 2005 
John's Pond Update, May
2005 
Ashumet Pond Update, May
2005 
Chemical
Spill 10 (CS-10) Groundwater Plume Summary, April 2004 
Chemical
Spill 10 (CS-10) Groundwater Plume Summary, March 2003 
Final Groundwater Cleanup Decisions,
November 2001
Chemical Spill 10 (CS-10) Plume Update fact sheet, January 2000
Time Critical Removal Action for the CS-10 (TCE) Groundwater
Plume fact sheet, September 1999
Maps
CS-10 Plume
Treatment System, April 2005 - pdf
CS-10 Plume Treatment
System, March 2004
CS-10 Plume Treatment System, January
2003
CS-10 Plume Treatment System, Map Date
April 2002
CS-10 Plume Treatment
System, Map Date October 2001
SD-5 and One of the CS-10
Plume Treatment Systems, Map Date July 2001
CS-10 Plume Treatment System Map, January
2000
SD-5 and CS-10 (TCE) Plumes Map, January
2000
CS-10 Before & After Plume Map,
1997 vs. 2002
News Releases
Neighborhood Notices
Storm Drain 5 Groundwater Plume, Storm Drain 5 South
Recirculating Wells, Storm Drain 5 South and Chemical Spill 10 Treatment System
Update & Ashumet and Johns Ponds Informational Meeting, August 4, 2001
Storm Drain 5 South Recirculating Wells Update, Chemical Spill 10
and Storm Drain 5 South Treatment System Update, & Chemical Spill-10 Investigation
Update, March 1, 2001
Chemical Spill 10 and Storm Drain 5 South Extraction Cleanup
Systems and Cleanup Investigation Update & Storm Drain 5 South Recirculating Wells
Update, June 30, 2000
Construction Update for Briarwood Neighborhood, January 28, 2000
Archives
Please go to CS-10 Archives to view past information about the
CS-10 plume.

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