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Record of Decision System (RODS)

CHARLES-GEORGE RECLAMATION TRUST LANDFILL

Abstract

Site Name:  CHARLES-GEORGE RECLAMATION TRUST LANDFILL
Address:  CORNER DUNSTABLE & CUMMINGS RD 
City & State:  TYNGSBOROUGH  MA  01879
County:  MIDDLESEX
 
EPA ID:  MAD003809266
EPA Region:  01
 
NPL Status:  Currently on the Final NPL
 
ROD Type:  Record of Decision
ROD ID:  EPA/ROD/R01-85/008
ROD Date:  07/11/1985
Operable Unit(s):  02
 
Media:  AIR GROUNDWATER SURFACE WATER WETLANDS
 
Contaminant:  ACIDS, HEAVY METALS (MERCURY), SLUDGE, TOLUENE, VOLATILE ORGANICS
 
Abstract:  THE CHARLES GEORGE LAND RECLAMATION TRUST LANDFILL (CGLRT) SITE IS A 69-ACRE LANDFILL LOCATED IN TYNGSBOROUGH, MASSACHUSETTS ABOUT 30 MILES NORTHWEST OF BOSTON AND 4 MILES SOUTH OF NASHUA, NEW HAMPSHIRE. FROM 1955 UNTIL 1971, THE SITE WAS OPERATED AS A MUNICIPAL DUMP. IN 1973, CGLRT WAS ISSUED A PERMIT BY THE MASSACHUSETTS DIVISION OF WATER POLLUTION CONTROL TO HANDLE HAZARDOUS WASTES IN ADDITION TO MUNICIPAL AND DOMESTIC REFUSE. DISPOSAL OF HAZARDOUS WASTES AND SUBSTANCES, PRIMARILY IN THE FORM OF DRUMMED AND BULK CHEMICALS CONTAINING VOLATILE ORGANICS AND TOXIC METAL SLUDGES, CONTINUED FROM JANUARY 1973 TO AT LEAST JUNE 1976. THE EXACT QUANTITY OF HAZARDOUS SUBSTANCES DISPOSED AT THE SITE IS UNKNOWN. RECORDS SUBMITTED BY THE LANDFILL OPERATORS AND OTHER AVAILABLE INFORMATION SHOW THAT AT LEAST 2500 CUBIC YARDS OF CHEMICAL WASTE MATERIAL WERE LANDFILLED AND OVER ONE THOUSAND POUNDS OF MERCURY WERE DISPOSED OF AT THE SITE.

THE SELECTED REMEDIAL ACTION INCLUDES THE INSTALLATION OF, A FULL SYNTHETIC MEMBRANE CAP, A SURFACE WATER DIVERSION AND COLLECTION SYSTEM; A VENT NETWORK WITH OFF-GAS COLLECTION SYSTEM VENTING TO THE ATMOSPHERE; AND A FULL PERIPHERAL LEACHATE COLLECTION SYSTEM. TOTAL CAPITAL COST FOR THE SELECTED REMEDIAL ALTERNATIVE IS ESTIMATED TO BE $13,613,725 AND O&M COSTS ARE APPROXIMATELY $1,252,901 PER YEAR.
 
Remedy:  - FULL SYNTHETIC MEMBRANE CAP (WITH THE ESTABLISHMENT OF A 3:1 TRADE WHERE REQUIRED)
- SURFACE WATER DIVERSION AND COLLECTION SYSTEM
- VENT NETWORK WITH OFF-GAS COLLECTION SYSTEM VENTING TO THE ATMOSPHERE
- FULL PERIPHERAL LEACHATE COLLECTION SYSTEM
- OPERATION AND MAINTENANCE REQUIREMENTS
- ANNUAL MOWING AND MAINTENANCE OF THE VEGETATED SURFACE
- QUARTERLY INSPECTION OF THE FOLLOWING;
- PUMP STATION - LEACHATE
- COLLECTION/DISPOSAL
- CAP SURFACE.
 
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