Mercury Work Group
Phase I Reports >> End of Pipe Report 

Executive Summary | End-of-Pipe Report | Operations Report | Infrastructure Report

For more information, contact David Eppstein by email at
deppstein@masco.harvard.edu, or by calling 617-632-2860.

MASCO Hospital Mercury Workgroup
End of Pipe Alternative Study Subcomittee

Historical Wastewater Characteristics
Last Update: 17-Jan-96

Parameter 7-Dec-94 20-Sep-94 19-Jan-94 5-Apr-94 3-Aug-94 1-Oct-94
      Loc 1 Loc 2 Loc 3 Loc 1 Loc 2 Loc 3 Loc 1 Loc 2 Loc 3 Loc 1 Loc 2 Loc 3
Daily Flow Data                            
maximum, gpd 23,000       17,000     17,000     17,000     17,000
minimum, gpd         4,000     4,000     4,000     4,000
average, gpd     7,500 5,000 10,000 7,500 5,000 10,000 7,500 5,000 10,000 7,500 5,000 10,000
peak, gpm         57     57     57     57
hours at peak flow         5     5     5     5
                             
Characteristics, in mg/l     NT NT NT NT NT NT NT NT NT NT NT NT
                             
Total Solids (TS)                            
Total Dissolved Solids (TDS)                            
Total Suspended Solids (TSS)                            
Fats, Oil & Grease (FOG)                            
Total Petroleum Hydrocarbon (TPH or PHC)                            
Biochemical Oxygen Demand (BOD)                            
Chemical Oxygen Demand (COD)                            
Phosphate (as PO4)                            
Ammonia                            
Alkalinity (expressed as CaCO3)                            
                             
Organic Solvents, in mg/l                            
                             
Volatiles via Method 624 (list) ND ND ND ND ND ND ND ND ND ND ND ND ND ND
                             
Extractables via Method 625 (list)     NT NT NT NT NT NT NT NT NT NT NT NT
                             
Heavy Metals, in mg/l                            
                             
copper     NT NT <0.025 0.093 0.14 0.17 NT NT 0.094 0.011 0.089 0.23
lead     NT NT <0.05 <0.05 <0.05 <0.05 NT NT 0.073 0.0013 0.0023 0.0036
nickel                            
zinc                            
chromium     NT NT <0.025 <0.025 <0.025 <0.025 NT NT <0.01 <0.01 <0.01 0.018
cadmium     NT NT <0.025 <0.025 <0.025 <0.025 NT NT <0.005 <0.005 <0.005 <0.005
silver                            
mercury - total 0.0013 0.0005                        
mercury - dissolved                            
                             
                             
Notes (for MASCO Workgroup Purposes Only):                  
                             
Institution Name: Field Suppressed to Allow Data Distribution.

 

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08/16/2006

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