Water-surface profiles of the 25-year and 100-year floods and maps on which the 25-, 50-, and 100-year flood boundaries are delineated for Little Rocky Run Basin, Johnny Moore Creek Basin, Popes Head Creek Basin and that part of Bull Run basin within Fairfax County are presented in this report.
The techniques used in the computation of the flood profiles and delineation of flood boundaries are presented, and specific hydraulic problems encountered within the study area are also included.