City of Balch Springs Hickory Creek Flood Protection Planning Study Final Report Page: 29
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Table 12: Flow Comparison to Previous Studies
10-YR (cfs)
50-YR (cfs)
100-YR (cfs)
500-YR (cfs)
2005 2011 2005 2011 2005 2011 2005 2011
HICKORY 2001 Dallas Hickory 2001 Dallas Hickory 2001 Dallas Hickory 2001 Dallas Hickory
FEMA Hickory Creek FEMA Hickory Creek FEMA Hickory Creek FEMA Hickory Creek
CREEK FIS Creek Study FIS Creek Study FIS Creek Study FIS Creek Study
Study (Ult) Study (Ult) Study (Ult) Study (Ult)
Above Confluence 7,700 6,600 3,750 10,800 10,100 6,150 12,200 11,700 7,350 15,700 16,600 10,900
Below Edd Road -- 6,500 3,900 -- 9,900 6,200 -- 11,600 7,350 -- 16,600 10,650
Above Edd Road -- 6,300 3,700 -- 9,400 5,750 -- 11,000 6,750 -- 15,500 9,550
At Highway 175 -- 6,200 3,750 -- 9,400 5,750 -- 11,000 6,750 -- 15,400 9,500
Below Confluence 9,000 6,100 4,300 12,400 9,300 6,150 13,900 10,800 7,150 17,500 14,700 10,950
of 4C629
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Halff Associates. City of Balch Springs Hickory Creek Flood Protection Planning Study Final Report, report, July 29, 2011; Richardson, Texas. (https://texashistory.unt.edu/ark:/67531/metapth838691/m1/40/: accessed July 18, 2024), University of North Texas Libraries, The Portal to Texas History, https://texashistory.unt.edu; crediting UNT Libraries Government Documents Department.