1. Guide Curve Operations Partition reservoir storage into “pools” Each pool has a separate purpose Release (or avoid releasing) water to reach the “guide curve” CEE 5460 – Water Resources Engineering David Rosenberg 1 Dead/Inactive pool (no release) Buffer pool (min. in-stream flow releases) Conservation pool (release to meet water supply / hydropower delivery targets) Flood pool (release to empty, but don’t flood downstream areas) Top of dam Guide Curve

2. Graph of Guide Curve Release Rule CEE 5460 – Water Resources Engineering David Rosenberg 2 Available Water, AW t Release, R t GB DtDt G+D t DP

3. Release – Reliability Plot CEE 5460 – Water Resources Engineering David Rosenberg 3