By Michael H. Bothner
Federal and state officials and the public have expressed great interest in the environmental impact of the Massachusetts Bay Outfall that began discharging an average of 380 million gallons per day of treated sewage effluent on September 6, 2000. In samples analyzed since the outfall startup, no change has been observed in concentrations of heavy metals or bacterial spores in bottom sediments and only modest changes have been measured in suspended sediment.
U.S. Geological Survey Open-File Report 01-356 is in Adobe Portable Document Format (PDF):
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This report is preliminary and has not been reviewed for conformity with U.S. Geological Survey editorial standards or with the North American Stratigraphic Code. Any use of trade, firm, or product names is for descriptive purposes only and does not imply endorsement by the U.S. Government.
U.S. Department of the Interior, U.S. Geological Survey
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