Selected links to guidance documents

Federal:
EPA: Naturally Occurring Asbestos: Approaches for Reducing Exposure
USGS:
USGS: Distribution of Fibrous Erionite in the United States and Implications for Human Health

Alaska:
Alaska Department of Environmental Conservation: Naturally Occurring Asbestos in Alaska
Alaska DOT: Naturally Occurring Asbestos Program

California:

USGS: Reported Historic Mines, Historic Asbestos Prospects, and other Natural Occurrences of Asbestos in California

California Department of Toxic Substances Control: Interim Guidance Naturally Occurring Asbestos (NOA) at School Sites, Revised 9/24/04 (PDF)
California Geological Survey:

California Air Resources Board: Method 435: Determination of Asbestos Content of Serpentine Aggregate (PDF)

California Office of Environmental Health Hazard Assessment (OEHHA): Air Toxicology and Epidemiology

California Department of Industrial Relations: Cal-OSHA CCR Title 8, Subchapter 4, Article 4, Section 1529

California Department of Transportation:

Virginia:
Fairfax County:

Notable NOA Investigations, Cleanups, Mitigation Projects

Calaveras Dam Replacement, Fremont, California

SF PUC: Calaveras Dam Replacement Monitoring Results

Coalinga & Atlas Asbestos Mines, California
EPA: Coalinga Asbestos Mine

El Dorado Hills, California
ATSDR: Final Health Consultation on Asbestos Exposure in El Dorado HIlls, CA
County of El Dorado, California: Asbestos in El Dorado County

Libby, Montana
EPA: Libby Asbestos
Environmental Response Television (ERTV): Libby, Montana: An Asbestos Legacy (Video)

Sumas Mountain / Swift Creek, Washington
Washington State Department of Health: Advisory for Swift Creek Naturally Occurring Asbestos (PDF)
EPA: Sumas Mountain Asbestos