BEAR CREEK (Harris County). Bear Creek rises in the area of Wolf Hill in northwest Harris County (at 95°49' N, 29°53' W) and flows southeast for eighteen miles to its mouth on Buffalo Bayou, near Addicks Reservoir in northwest Harris County (at 95°37' N, 29°47' W). The stream runs through flat to rolling terrain with local escarpments and dissections and a surface of sandy or clay loams that support cultivated row or cover crops and occasional grasslands of the type usually associated with crop rotation.