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Great Lakes Binational Toxics Strategy
Stakeholder Forum - 1998
IMPLEMENTING THE BINATIONAL TOXICS STRATEGY
Mercury Workgroup
Mercury Source Sector Assessment for the Great Milwaukee Area
Appendix A
- A-1 1995 Wisconsin Estimated Mercury Air Emissions
- A-2 Mercury Emissions Inventory for Minnesota
- A-3 1994 Estimate of Anthropogenic Mercury Air Emissions in Michigan
- A-4 1995 Estimate of Mercury in the Municipal Commercial Solid Waste Stream (Michigan)
APPENDIX A-1
1995 Wisconsin Estimated Mercury Air Emissions
| Estimated Mercury Air Emissions Wisconsin - 1995 |
||
| Mercury Emissions (lbs/yr) |
% of State Total |
|
| Originating from ENERGY PRODUCTION | ||
| Coal - Utility | 2,135 | 34.1% |
| Industrial/Commercial | 417 | 6.7% |
| Oil - Industrial/Commercial | 171 | 2.7% |
| Residential | 146 | 2.3% |
| Refuse Derived Fuel - Utility | 260 | 4.2% |
| Gasoline & Diesel - Mobil Sources | 231 | 3.7% |
| Wood | 26 | 0.4% |
| Subtotal | 3,386 | 54.1% |
| Originating from PURPOSEFUL MERCURY USE | ||
| Medical Waste Incineration | 602 | 9.6% |
| Municipal Waste Incineration | 177 | 2.8% |
| Wastewater Sludge Incineration & Land | 292 | 4.7% |
| Spreading | ||
| Electric Lamp & Mercury Switch Breakage | 365 | 5.8% |
| Laboratory & Dental Use | 70 | 1.1% |
| Hg-containing Apparatus Manufacturing | 37 | 0.6% |
| Secondary Metal Smelting | 69 | 1.1% |
| Cremation | 19 | 0.3% |
| Battery Production | 2 | 0.0% |
| Subtotal | 1,633 | 26.1% |
| Originating from INCIDENTAL RELEASE | ||
| Chlor-alkali Production | 1,114 | 17.8% |
| Lime Production | 128 | 2.0% |
| Subtotal | 1,242 | 19.8% |
| Total | 6,261 | 100.0% |
|
Notes: |
||
APPENDIX A-2
APPENDIX A-3
| 1994 Estimate of Anthropogenic Mercury Air Emissions in Michigan | ||
| Emission Source (number of sources within Michigan) |
Mercury Emissions (lbs/year) |
% of State Total |
| FUEL COMBUSTION | ||
| Coal combustion | ||
| Electric Utilities | 2,210-4,240 | 41% |
| Residential | NA | NA |
| Industrial/Commercial | 680 | 6.50% |
| Oil Combustion | ||
| Electric Utilities | 10 | <1% |
| Residential | 175 | 1.70% |
| Industrial/Commercial | 20 | <1% |
| Wood Combustion | ||
| Electric Utilities | 10 | <1% |
| Residential | 10' | <1% |
| Industrial/Commercial | 10 | <1% |
| Natural Gas Combustion | NA | NA |
| Petroleum Refining | NA | NA |
|
TOTAL FOR FUEL COMBUSTION |
3,125-5,155 | |
| INCINERATION | ||
| Sewage (18) | 65 | <1% |
| Hospital Waste (148) | 980 | 9.40% |
| Municipal Waste (5) | 2,915 | 28% |
| Hazardous Waste Incineration (3) | 280 | 2 7% |
|
TOTAL FOR INCINERATION |
4,240 | l |
| INDUSTRIAL SOURCES | ||
| Lime Manufacturing (6) | 170 | 1.60% |
| Cement Manufacturing (4) | 465 | 4.50% |
| Light bulb Recyclers (1) | 0-15 | <1% |
| Coke Producers (1) | NA | NA |
| Copper Smelting (1) | 0 | 0% |
|
TOTAL FOR INDUSTRIAL SOURCES |
650 | |
| AREA SOURCES | ||
| Cremation (41) | 40 | <1% |
| Lamp Manufacturing/Breakage | 330 | 3 2% |
|
TOTAL FOR AREA SOURCES |
370 | |
| TOTAL MERCURY AIR EMISSIONS | 8,385-10,415 | 100% |
APPENDIX A-4
1995 Estimate of Mercury in the Municipal Solid Waste Stream
| 1995 ESTIMATE of MERCURY in the MUNICIPAL\COMMERCIAL SOLID WASTE STREAM |
|
| Batteries | 495 |
| Lamp Manufacturing/Breakage | 2,200 |
| Paint Residues/Pigments | 0 |
| Dental Amalgam Preparation | 60 |
| Laboratory Use | 60 |
| Thermostats | 605 |
| Light Switches | 140 |
| Electrical Switches (Automotive) | 190-240 |
|
Total for Municipal Solid Waste Stream |
3,750-3,800 |