                                       
                                       
                 UNITED STATES ENVIRONMENTAL PROTECTION AGENCY
                            WASHINGTON, D.C.  20460
                 Internet Address (URL) :: http://www.epa.gov
                 UNITED STATES ENVIRONMENTAL PROTECTION AGENCY
                            WASHINGTON, D.C.  20460
                 Internet Address (URL) :: http://www.epa.gov


U.S. Environmental Protection Agency
Office of Chemical Safety and Pollution Prevention
Lead, Heavy Metals, and Inorganics Branch
Attn: Claire Brisse
Brisse.claire@epa.gov
(202) 564-9004 

June 17[th], 2020

Re: Proposed Rule, Review of Dust-Lead Post-Abatement Clearance Levels, Docket # EPA-HQ-OPPT-2020-0063; U.S. EPA. Calculations used in preparing the Technical Support Document for the Proposed Rule
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This is a physical item (two CD-ROMs) which includes Excel files, .csv files, .SAS code files, and Microsoft access files. To access this document, please visit the USEPA Docket Center in Washington, DC Address: 1301 Constitution Ave, NW, Room 3334 Washington, DC 20004. Telephone: 202-566-1744. Fax: 202-566- 9744. Email: docket-customerservice@epa.gov.

Please see the contents of the two CD-ROMs included below for your reference: 

                                     Disc
                                    Content
                                       1
Calculations and modeling files used in preparing the Technical Support Document (300 mb)
                                       2
U.S. EPA. (2010a). Final Six-Year Review of National Primary Drinking Water Regulations (Microsoft Access Database). (150 mb)

