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Table A-7a. Facility G - Coal and Wood-Fired Power Plant <br /> Source Description <br /> Facility Name, Northern States Power Company, Bay Front Plant <br /> Location: Bau Claire, WI <br /> Facility Type: 1 ltility <br /> Source Type: Boiler- two drum (Sterling) equipped with Detroit rotograte <br /> and spreader stoker (150,000 lb steam/hr capacity) . <br /> Test Dates: May 21 - 23, 1991 <br /> Other fuel(s): Wood chips, coal <br /> Air pollution control Electrolyzed gravel bed filter (EFB, Inc., manufacturer) <br /> device(s) used: <br /> Test Conditions: 100% wood chips, <br /> 95% wood chips, 5% coal, <br /> 95% wood chips, 5% TDF <br /> Test Methods: For PM, SO2, CO: EPA Methods 1 - 6 and 10 CFR Title 40, <br /> Part 60, Appendix A (rev. July 1, 1990). (Method 5; front and <br /> backhalf extraction.) <br /> For benzene: EPA Method 18 <br /> For formaldehyde: Modified NIOSH 3500. <br /> For PAHs: EPA Method 0010, using modified method 5 <br /> sampling train. Analyzed in accordance with EPA Method <br /> 8270. <br /> Testing Company: Interpoll Laboratories, Inc. <br /> Environmental Wisconsin DNR <br /> Agency: <br /> Reference: Interpoll (1991) <br /> Source Test Data Evaluat n <br /> Yes No Unknown <br /> Data Expressed in Emission Factor Form some <br /> Baseline Fuel Test Data Available X <br /> Accurate Fuel Feed Rates X <br /> Multiple Baseline Fuels X <br /> Test Witnessed by or Prepared for <br /> Governmental Agency X <br /> A-19 <br />