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HomeMy WebLinkAboutDSHW-2013-001945 - 0901a0688034f980WD February 19,2013 8200-FY13-062 Division of Solid and Hazardous Waste Mr. Scott T. Anderson, Director FEB 2 0 2013 M3 Utah Department of Environmental Quality Division of Solid and Hazardous Waste 195 North 1950 West P.O. Box 144880 Salt Lake City, Utah 84114-4880 Re: ATK Launch Systems Inc. EPA ID number UTD009081357 Annual Report of the Promontory Thermal Treatment Areas Operation Hazardous Waste Storage Permit Module II.G.3 Dear Mr. Anderson: Attached is the 2012 Annual Report for the operation of the ATK Launch Systems Inc.("ATK") Promontory Facility Thermal Treatment Areas as required by Hazardous Waste Storage Permit Module II Condition G.3. Please contact Blair Palmer at (435) 863-2430 or myself at (801) 251-4643, ifyou have any questions concerning this report. I certify under penalty of law that this document and all attachments were prepared under my direction or supervision in accordance with a system designed to assure that qualified personnel properly gather and evaluate the information submitted. Based on my inquiry of the person or persons who manage the system, or those persons directly responsible for gathering the information, the information submitted is, to the best of my knowledge and belief true, accurate and complete. I am aware that there are significant penalties for submitting false information, including the possibility offine and imprisonment for knowing violations. Sincerely, Robert Ingersoll Director, Environmental Services ATK Launch Systems Inc. cc: JeffVandel ATK Launch Systems Inc.-Promontory 2012 Annual Report of the Promontory Thermal Treatment Areas Operation Module II Condition G.3.a: requires an accounting of the quantities and types of reactive hazardous waste treated at the M-136 and M-225 Thermal Treatment Areas. Response: Table 1 and Table 2 shown below report the quantities and types of reactive hazardous waste treated at the M-136 and M-225 Thermal Treatment Areas in 2012. Table 1: 2012 M-136 Thermal Treatment Totals 'ropell 1.3 50.2% 471,406 B 108 974 306 1.1 32.2% 293,427 D 10,193 (1»3) Flare 17.6% 165,602 Table 2: 2012 M-225 Thermal Treatment Totals Propellant Class 1.3 Percent of Total 35.5% Reactivity Croup A 347 B 1.1 64.5% 29 D 601 (1.3) Flare 0.0% E Module II Condition G.3.b: requires an estimated quantity of TCDD TEQs, or other compounds as indentified in accordance with Condition H.G.2., released annually. The quantity shall be calculated based on emission rates to be determined through approval of the air dispersion model. Response: This condition cannot be completed since the air dispersion modeling has not been completed. The emission rates from the dispersion modeling are required to complete this calculation. Page| 1 Module II Condition G.J.c: requires an evaluation of the emission factors, identified in Condition II.G.l.a, used in the human health risk assessment to determine whether these factors are representative ofthe wastes treated and identified as directed by II.G.3.a, or if the emission factors need to be updated. Response: This condition cannot be completed since the air dispersion modeling must be completed prior to the human health risk assessment evaluation, however; A TK considers the currently proposed emission factors to be representative of the wastes treated at the M-136 and M-225 Thermal Treatment Areas. Module II Condition G.3.d: requires a review of the human health risk assessment, identified in Condition II.G.l.g., to evaluate whether the slope factors and reference dose for carcinogenic and non-carcinogenic health effects related to chlorinated dioxin, chlorinated furan and semi-volatile compounds have changed, and a review of the potential human health risk scenarios that were evaluated in the risk assessment to assure that these scenarios have not changed. Response: This condition cannot be completed since the human health risk assessment must be completed following the air dispersion modeling. Slope factors and reference dose for carcinogenic and non-carcinogenic health effects related to chlorinated dioxin, chlorinated furan and semi-volatile will be evaluated once the air dispersion modeling and the human health risk assessment are completed. Page 12 ..