| Army Corps of Engineers source |
| BLM source |
| Bureau of Reclamation source |
| City Owned Source |
| Commercial source |
| County source |
| DSL source |
| Joint Ownership (Two or more Landowner) |
| No longer managed as a material source |
| ODF source |
| ODFW source |
| ODOT source |
| ODOT owned Surface Rights, Mineral Rights by BLM |
| Port Owned Souce |
| Private Surface Rights, Mineral Rights by BLM |
| Private source |
| Road Cut: Highway Right of Way or easement |
| Source number no longer tracked |
| Tribal Owned Source |
| US Fish and Wildlife |
| USFS source |