Contact To contact Marie Pearthree, please send a message using the form below. Name(required) Email(required) Message(required) SUBMIT Δ 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...