DDT was detected in the streambed sediments throughout the river. The dam is a rock-fill embankment dam rising above the streambed. John Redmond Dam is an earth-fill embankment dam that stands above the streambed and long. The streambed zone of the riparian area is linked closely to Zone 1. The dam rises above the Sac River streambed. Gradient, constriction, and obstruction are streambed topography factors and are relatively consistent. The dam is an earthfill dam that rises from the streambed. The streambed underlying the reservoir has an elevation of . "Arroyo Seco" means "dry streambed" or "dry wash" in Spanish. The female dancing frog excavates in the streambed with her hindlimbs. Biofilm assemblages themselves are complex, and add to the complexity of a streambed. With a crest elevation of , the dam rises for above the streambed. At its completion in 1905, the dam was the world's tallest, at above the streambed. Its foundations may survive within the streambed under modern Bridge Street. The height above the streambed is .