The State of Boston Harbor and Massachusetts Bay
MWRA Environmental Quality Department

Web Report Archive

AMBIENT MONITORING

Proposed Changes to the Ambient Monitoring Plan

2009 Reports
2008 Reports
2007 Reports
2006 Reports
2005 Reports
2004 Reports
2003 Reports

BOSTON HARBOR AND RIVER REPORTS

2010 Reports

2009 Reports
2008 Reports
2007 Reports
2006 Reports
2005 Reports
2004 Reports
2003 Reports

COMBINED SEWER OVERFLOW (CSO) ACTIVATIONS

Notice of Treated CSO Discharge
March 16, 2010 (PDF)

Notice of Treated CSO Discharge
March 23, 2010 (PDF)

CONTINGENCY PLAN

CONTINGENCY PLAN EXCEEDANCES

Older Exceedances

2009 Reports
2008 Reports
2007 Reports
2006 Reports
2005 Reports
2004 Reports
2003 Reports

November 2001
October 2000

2010 Report
2009 Report
2008 Report
2007 Report
2006 Report
2005 Report
2004 Report
2003 Report

DISCHARGE MONITORING REPORTS

2010 Reports

2009 Reports
2008 Reports
2007 Reports
2006 Reports
2005 Reports
2004 Reports
2003 Reports

MASSACHUSETTS BAY BACTERIA MONITORING

OPERATIONS AND MAINTENANCE

STATE OF BOSTON HARBOR REPORTS

2002: Mapping the Harbor's Recovery
1998: Beyond the Boston Harbor Project
1996: Questions and Answers About the New Outfall
1995: The New Treatment Plant Makes its Mark
1994: Connecting the Harbor to its Watersheds
1993: The Role of Science in Harbor Monitoring
1992: Improvements in Sewerage & Water Quality
1991: Boston Harbor Report Card Update
1990: Boston Harbor's Report Card