Federal Agencies (also see Law Enforcement, below)
USA.Government [general Federal website]
Federal Railroad Administration
Federal Railroad Administration, Office of Safety Analysis [statistical data, e.g., re train accidents]
Federal Railroad Administration, Railroad Safety Advisory Committee (RSAC)
Volpe National Transportation Systems Center
National Transportation Safety Board, Transportation Safety
National Transportation Safety Board, Railroad Accident Reports
State and Local Agencies (also see Law Enforcement, below)
State and Local Government on the Web
State of California
California Department of Transportation
California Department of Transportation, Division of Rail
California Emergency Management Agency
Law Enforcement Agencies
Department of Homeland Security
USACOPS [links to California City and County Law Enforcement Agencies]
California Highway Patrol
Freight and Passenger Railroads
Class I Freight Railroads
BNSF Railway
Union Pacific
Passenger Rail
Altamont Commuter Express
Amtrak [Train routes originating or ending in California: California Zephyr, Capitol Corridor, Coast Starlight, Pacific Surfliner, San Joaquin, Southwest Chief, Sunset Limited, Texas Eagle]
Angels Flight
Caltrain
Metrolink
North County Transit District Coaster
High-Speed Rail
California High-Speed Rail Authority
Short Lines (some websites unofficial)
California Short Line Railroad Association
“A Short Line Railroad Guide To U.S. Class III Carriers”
Railroad Unions
Brotherhood of Maintenance of Way Employees
Brotherhood of Locomotive Engineers and Trainmen
Brotherhood of Railway Signalmen
United Transportation Union
Miscellaneous
Association of American Railroads
American Public Transportation Association
Association of State Rail Safety Managers
National Association of Rail Passengers
Operation Lifesaver
Institute of Transportation Studies, U.C. Berkeley
National Research Council, Transportation Research Board (TRB) of the National Academies, Rail Research at TRB