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            HQ-2021-1430
      

      
  Document Series
              Accident Investigations


      
  Author
          Federal Railroad Administration


      
Accident Date
              June 6, 2021

  Accident Type
              Derailment (DRM)

  Railroad Name
              Union Pacific Railroad

  Location
              San Marcos, TXUnited States

  Accident Number
              HQ-2021-1430

  Investigation Status
              Finalized


      Subject
                    Accident Investigations


      
  Keywords
              Union Pacific Railroad; San Marcos, Texas; grain, derailment, Austin Subdivision; soft roadbed.


      

      
      
              
                  
      
              
  Document
              HQ-2021-1430 11-10-21.pdf (1.68 MB)

      
              On June 6, 2021, at approximately 10:45 a.m. CDT, Union Pacific Railroad (UP) grain train GSJO3D- 04 (Train 1), handling 107 loads, 0 empties at 6,494 feet and 15,278 tons, was traveling southbound on UP’s Austin Subdivision when 39 cars derailed at milepost (MP) 215.58 in San Marcos, Texas (Hays County), approximately 50 miles north of San Antonio, Texas. Of the 39 rail cars derailed, 32 rail cars were upright, and 7 rail cars were on their side.
      
            
      
      
              Last updated: Sunday, June 6, 2021 U.S. DEPARTMENT OF TRANSPORTATION

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