'''BraysBraes Bayou''' is a [[Bayou|slow-moving river]] in [[Harris County, Texas|Harris County]], [[Texas]]. A major [[tributary]] of [[Buffalo Bayou]], the Brays flows for {{convert|31|mi|km}} from the western edge of the county, south of [[Barker Reservoir]] along the border with [[Fort Bend County, Texas|Fort Bend County]], east to its convergence with the Buffalo at [[Harrisburg, Houston|Harrisburg]].<ref name=":5">{{Cite web|url=https://www.hcfcd.org/media/1285/brays-bayou-watershed110513b.pdf|title=Brays Bayou Watershed|last=|first=|date=November 2013|website=Harris County Flood Control District|archive-url=|archive-date=|dead-url=|access-date=2017-03-24}}</ref> Nearly all of the river is located within the city of [[Houston]]; it is a defining geographic feature of many neighborhoods and districts, including [[Meyerland, Houston|Meyerland]], [[Braeswood Place, Houston|Braeswood Place]], the [[Texas Medical Center]], and [[Riverside Terrace, Houston|Riverside Terrace]].
As a result of its central route through Harris County, the Brays Bayou [[Drainage basin|watershed]] is heavily [[Urban area|urbanized]]. Over 700,000 people reside within its {{Convert|129|mi2|km2|adj=on}} drainage area, which contains {{Convert|124|mi|km}} of [[Open-channel flow|open-channel]] waterway, mostly from artificial drainage channels.<ref name=":5" /> This high level of development, combined with a relative lack of [[flood control]] infrastructure, means Brays Bayou is extremely prone to [[flash flood]]ing events.