Related Clues:

• Beaver's project
• Mississippi's ___ State University
• Grand Coulee, e.g.
• Embankment
• Electricity source
• Three Gorges project
• Farm female
• Major airline
• It'll hold water
• One that's holding back?
• Impede
• Big name in faucets
• Part of a horse's pedigree
• Block
• Mississippi sight