• A stator in the third powerhouse at Grand Coulee.
  • The penstocks above the water at Hoover Dam
  • The top of Shasta Dam in California
  • An automated gate structure on a canal in Washington.
  • An aerial photo of the sunsetting at Ruedi Reservoir in Colorado.


Otto Otter teaches kids to be safe around canals and other water sources.

Download the Otto Otter Coloring Book

The coloring book text is in both English and Spanish

Coloring Book, 23 pages (PDF, 3.46 MB)