| WOF | Weir or Flume measurement of flow rate x time |
| STG | Staff Gage and rating curve (for pond/reservoir right) |
| EFV | Estimate (for pond/reservoir right): Reservoir AF volume allowed by water right |
| OTH | Crest of Spillway/Staff Guages (2018) |
| OTH | None (2019) |
| OTH | Reservoir is in channel (2023) |
| OTH | visual estimate by ODFW Dist Bio, mmts not possible due to season, location, sub-irrigation (1996) |