Contact To contact Marie Pearthree, please send a message using the form below. Name(required) Email(required) Message(required) SUBMIT Mark Wilmer Pumping Plant at Lake Havasu on the Colorado River. This is the intake for Colorado River water into the CAP Aqueduct. (Credit: Kjkolb. License: GNU Free Documentation License). Colorado River Watershed. Credit: U.S. Geological Survey Share this:TwitterFacebookLike this:Like Loading...