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Contact Region 9

Pacific Southwest, Region 9

Serving: Arizona, California, Hawaii, Nevada, Pacific Islands, Tribal Nations

Naturally Occurring Asbestos

El Dorado Hills

Multimedia Exposure Assessment
Preliminary Assessment and Site Inspection Report Interim Final

El Dorado Hills Quick Finder
El Dorado Assessment Home 1.0 Introduction 2.0 Apparent Problem 3.0 Site Location, Description & History 4.0 Regulatory Involvement 5.0 Summary of Investigative Efforts 6.0 Hazard Ranking System Factors 7.0 Emergency Response Considerations 8.0 Summary Appendices References Acronyms Definitions Appendices & References

Appendix A: Meteorological Data

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Appendix B: Dust Monitoring Results

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Appendix C References

Boike, Ray, Buckeye Union School District, and Karen Ladd, Ecology and Environment, Inc. START, telephone conversation, April 28, 2005.

Buckeye Union School District web site, buckeye.k12.ca.us Exiting EPA (disclaimer)

California Air Resources Board, Sampling for Airborne Naturally Occurring Asbestos at Oak Ridge High School June 2003, November 6, 2003.

California Air Resources Board web site, www.arb.ca.gov/toxics/asbestos/silvavalley.htm Exiting EPA (disclaimer)

Measured Ambient Asbestos Concentrations in El Dorado County, Asbestos Monitoring in Silva Valley, sampling period April 21, 1999, through April 29, 1999, updated September 15, 1999.

Ecology & Environment, Inc. START, El Dorado Hills Naturally Occurring Asbestos Multimedia Exposure Assessment, El Dorado Hills, California, Activity-Based Outdoor Air Sampling of Community Park and Schools Field Sampling Plan, September 2004.

Ecology & Environment, Inc. START, El Dorado Hills Naturally Occurring Asbestos Multimedia Exposure Assessment, El Dorado Hills, California, Activity-Based Outdoor Air Sampling of Community Park Children ’s Playground Field Sampling Plan, September 2004.

Ecology & Environment, Inc. START, El Dorado Hills Naturally Occurring Asbestos Multimedia Exposure Assessment, El Dorado Hills, California, Fixed Ambient Outdoor Reference Air Sampling Field Sampling Plan, September 2004.

Ecology & Environment, Inc. START, El Dorado Hills Naturally Occurring Asbestos, Multimedia Exposure Assessment, El Dorado Hills, California, Quality Assurance Project Plan, September 2004.

Ecology & Environment, Inc. START, El Dorado Hills Naturally Occurring Asbestos Multimedia Exposure Assessment, El Dorado Hills, California, Soil Sampling of Community Park, Schools, and Public Areas Field Sampling Plan, September 2004.

EDAW, El Dorado County General Plan Draft Environmental Impact Report, State Clearinghouse No. 2001082030, May 2003.

El Dorado County Water Agency, Draft Water Resources Development and Management Plan, June 2003.

El Dorado Hills Chamber of Commerce web site, www.eldoradohillschamber.com Exiting EPA (disclaimer)

El Dorado Hills Community Services District web site, edhcsd.org Exiting EPA (disclaimer)

El Dorado Union High School District web site, www.eduhsd.k12.ca.us Exiting EPA (disclaimer)

Lowery, Wayne, El Dorado Hills Community Services District, and Karen Ladd, Ecology and Environment, Inc. START, telephone conversation, April 28, 2005.

MACTEC Federal Programs, El Dorado Union High School District Oak Ridge High School Naturally Occurring Asbestos (NOA) Operations and Maintenance (O&M) Plan, December 2003.

Rescue Union School District web site, rescue.k12.ca.us Exiting EPA (disclaimer)

State of California Asbestos Task Force, Findings and Recommendations on Naturally-Occurring Asbestos to El Dorado County, March 11, 1999.

State of California Department of Conservation, Division of Mines and Geology, Areas More Likely to Contain Natural Occurrences of Asbestos in Western El Dorado County, California, Open-File Report 2000-002, 2000.

U. S. Census Bureau web site, factfinder.census.gov

U. S. Department of Health and Human Services, Agency for Toxic Substances and Disease Registry, Chemical-Specific Health Consultation:Tremolite Asbestos and Other Related Types of Asbestos, September 2001.

Wolcott, Doug, Rescue Union School District, and Karen Ladd, Ecology and Environment, Inc. START, telephone conversation, April 27, 2005.

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