Below the Spillway by Gary Gardiner | Sep 8, 2019 Below the Spillway – Water from Big Walnut Creek flows across a series of rocks below the spillway of the Hoover Dam. My Final Photo for Sept. 8, 2019. Submit a Comment Cancel reply Your email address will not be published. Required fields are marked *Comment Name * Email * Website This site uses Akismet to reduce spam. Learn how your comment data is processed.