2019 Summer Nationals Order of Events
| 
             Wednesday, August 7  | 
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             1. Men's 1500 freestyle  | 
            2. Women's 1500 freestyle | 
| 
             Thursday, August 8  | 
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| 
             3. Men’s 200 backstroke  | 
            4. Women's 200 backstroke | 
| 
             5. Men’s 50 freestyle  | 
            
             6. Women’s 50 freestyle  | 
        
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             7. Men's 800 freestyle  | 
            8. Women's 800 freestyle | 
| 
             Friday, August 9  | 
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             9. Men's 400 IM  | 
            
             10. Women's 400 IM  | 
        
| 
             30-minute break  | 
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             11. Men's 100 freestyle  | 
            
             12. Women's 100 freestyle  | 
        
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             13. Men's 200 butterfly  | 
            
             14. Women's 200 butterfly  | 
        
| 
             15. Men's 50 breaststroke  | 
            
             16. Women's 50 breaststroke  | 
        
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             17. Mixed 200 freestyle relay  | 
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             19. Men's 200 medley relay  | 
            
             20. Women's 200 medley relay  | 
        
| 
             Saturday, August 10  | 
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             21. Men's 100 butterfly  | 
            
             22. Women's 100 butterfly  | 
        
| 
             23. Men's 50 backstroke  | 
            24. Women's 50 backstroke | 
| 25. Men's 100 breaststroke | 26. Women's 100 breaststroke | 
| 27. Men's 200 IM | 28. Women's 200 IM | 
| 29. Mixed 200 medley relay | |
| 31. Men's 400 freestyle | 32. Women's 400 freestyle | 
| 
             Sunday, August 11  | 
        |
| 
             33. Men's 200 breaststroke  | 
            34. Women's 200 breaststroke | 
| 35. Men's 200 freestyle relay | 36. Women's 200 freestyle relay | 
| 37. Men's 100 backstroke | 38. Women's 100 backstroke | 
| 39. Men's 50 butterfly | 40. Women's 50 butterfly | 
| 41. Men's 200 freestyle | 42. Women's 200 freestyle |