PREFACE 



This study was conducted as a part of the Acushnet River Estuary Engi- 

 neering Feasibility Study (EFS) of Dredging and Dredged Material Disposal 

 Alternatives. The US Army Corps of Engineers (USACE) performed the EFS for 

 the US Environmental Protection Agency (USEPA) , Region 1 , as a component of 

 the comprehensive USEPA Feasibility Study for the New Bedford Harbor Superfund 

 Site, New Bedford, MA. This report, Report 7 of a series, was prepared by the 

 US Army Engineer Waterways Experiment Station (WES) in cooperation with the 

 New England Division (NED), USACE. Coordination and management support was 

 provided by the Omaha District, USACE, and dredging program coordination was 

 provided by the Dredging Division, USACE. The study was conducted between 

 July 1986 and July 1987. 



Project manager for the USEPA was Mr. Frank Ciavattieri. The NED proj- 

 ect managers were Messrs. Mark J. Otis and Alan Randall. Omaha District proj- 

 ect managers were Messrs. Kevin Mayberry and William Bonneau. Project 

 managers for the WES were Messrs. Norman R. Franclngues, Jr., and Daniel E. 

 Averett. 



The report was prepared by Mr. Roy Wade, Water Supply and Waste Treat- 

 ment Group (WSWTG) , Environmental Engineering Division (EED) , Environmental 

 Laboratory (EL), WES. Laboratory support was provided by Mr. Anthony Lewis 

 and Mr. Chris Thomas, both of WSWTG. The report was edited by Ms. Jessica S. 

 Ruff of the WES Information Technology Laboratory. 



The study was conducted under the direct supervision of Mr. Norman R. 

 Francingues, Jr., Chief, WSWTG, and under the general supervision of 

 Dr. Raymond L. Montgomery, Chief, EED, and Dr. John Harrison, Chief, EL. 



COL Dwayne G. Lee, EN, was the Commander and Director of WES. 

 Dr. Robert W. Whalin was Technical Director. 



This report should be cited as follows: 



Wade, Roy. 1988. "New Bedford Harbor Superfund Project, Acushnet River 

 Estuary Engineering Feasibility Study of Dredging and Dredged Material 

 Disposal Alternatives; Report 7, Settling and Chemical Clarification 

 Tests," Technical Report EL-88-15, US Army Engineer Waterways Experiment 

 Station, Vicksburg, MS. 



