Answers to the Transverse Drainage Practice Session

Hurricane Canyon along the Virgin River	Willow Creek Canyon along Willow Creek
Roosevelt Canyon along the Salt River	South Mountain Drainage

You can click on the name for each site to re-visit the information provided for you.  You can click on the diagrams themselves to go back to original page with the transverse drainage criteria diagram provided at a larger scale.  These answers are not 100% certain, but based on the available evidence, these mechanisms appear the likely ones responsible for each transverse drainage.  For each example, the proposed mechanism has varying degrees of confidence.  For example, the evidence strongly supports Piracy for the South Mountain Drainage and therefore we have a high level of confidence.