Reports and Studies

Air Studies

Air Quality Impact Analysis for the Proposed Liberty Quarry (October 17, 2008)
Prepared by Kleinfelder West, Inc.

• Full Report

The Potential for Silica-Related Health Effects from the Proposed Liberty Quarry (December 2007)

• Full report

Potential Crystalline Silica Emissions and Exposure Associated with the Liberty Quarry and Other Activities in the Region (August 13, 2007)

• Full report (467 pp, 4MB)

• 1-Page Summary

• 10-Page Summary

Wind Speed Comparison between Indio and Liberty Quarry Sites (August 2007)

• Full report

Mineral Evaluation for Potential Asbestos Type Minerals at Liberty Quarry (November 2006)

• Full report

Comparison of Liberty Quarry Emissions to Interstate 15 Emissions (August 2006)

• Full report

Comparison of Liberty Quarry to Other Area Land Uses (July 2006)

• Full report

Reduction in Truck Air Emissions Associated with Product Transport for Liberty Quarry (May 2006)

• Full report

Crystalline and Silica Concentrations in PM4 Samples At Aggregate Handling Plants (November 2004)

• Full report

Ambient Levels and Noncancer Health Effects of Inhaled Crystalline and Amorphous Silica: Health Issue Assessment (November 1996) U.S. Environmental Protection Agency

• Full report

Crystalline Silica Primer (1992) U.S. Department of the Interior and Bureau of Mines

• Full report