Visual, when spilling. Look for flows of 1000 to 3000 cfs. Flows around 1500 cfs are optimal. Flow can be determined by the difference between Copco Reservoir Inflow and JC Boyle Powerhouse release (800-547-1501).
| When | River/Gauge | Subject | Level | Reporter |
|---|---|---|---|---|
| 7y70d09h48m | Klamath [OR] |
JC Boyle bypass |
n/a | Thomas O'Keefe |