Mines in Umatilla County, Oregon
426Total
92Active
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Rock It | Construction Sand and Gravel | Surface | Active | MSHA |
| 404 Quarry | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Anderson/sumac | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Baker Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Bannister Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Barnhart No.2 | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Bensel Road Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Bingham Springs | Geothermal | Geothermal | Producer | MRDS |
| Blue Mtn Station | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Bonney Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Butter Creek Site | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Canal Road Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Casper Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Casper Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Catron Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Cayuse Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Cold Springs | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Coombs Canyon Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| County Line | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Cristley Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Diagonal Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Doherty Sheep Ranch Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Duff Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Eastside Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Eastside Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Grubbs Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Hat Rock Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Havanna Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Hermiston City Well | Geothermal | Well | Producer | MRDS |
| Hermiston Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Hinkle Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Hoeft | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Humbert Quarry | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Kalal Site | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Kenney Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Komen Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Kulm Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Leverenz Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Logsdon Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Louis Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Mccormmach Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Meacham Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Meacham Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Meacham Rock Products Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Mf Pit And Plant | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Mission Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Mp 179.1 Old Oregon Trail | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Mp 183 Columbia River | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Mp 34.6 | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Mp 52.1 Pendleton/jd | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Narkaus Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| North Juniper | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Nye Junction Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Pendleton Mission Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Pilot Rock Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Ransier Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Reser Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Rogers Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Rohrmann Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Sampson Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Schubert Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Snipes Mountain | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Squaw Creek Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Struve Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Struve Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Summit Road Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Terney Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Thornhollow Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Umatilla Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Umatilla Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Umatilla Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Clay | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Well | Geothermal | Well | Producer | MRDS |
| Wayland Pit | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Westland Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Weston Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Wink Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| 404 Quarry | Sand and Gravel, Construction | Past Producer | MRDS | |
| Arp Westgate Quarry | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Anderson/sumac | Stone | Past Producer | MRDS | |
| Baker Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Bannister | Sand and Gravel, Construction | Past Producer | MRDS | |
| Barnhart Pit #1 | Stone | Past Producer | MRDS | |
| Barnhart Pit #2 | Stone | Past Producer | MRDS | |
| Barnhart Pit No. 1 | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Barnhart Pit No.1 | Stone | Past Producer | MRDS | |
| Basalt Quarry | Stone | Past Producer | MRDS | |
| Basalt Quarry | Stone | Past Producer | MRDS | |
| Bensel Road Quarry | Stone | Past Producer | MRDS | |
| Big Twin Rock | Gold | Occurrence | MRDS | |
| Big Twin Rock | Gold | Placer | Occurrence | MRDS |
| Blue Mtn Station | Sand and Gravel, Construction | Past Producer | MRDS | |
| Boggotti | Stone | Past Producer | MRDS | |
| Boggotti Pit | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Bonney Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Bonney Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Bonney Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Borrow Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Butter Creek Site | Stone | Past Producer | MRDS | |
| C & B Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| C & B Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Canal Road Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Casper Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Casper Quarry | Sand and Gravel, Construction | Past Producer | MRDS | |
| Catron Pit | Stone | Past Producer | MRDS | |
| Cayuse Quarry | Stone | Past Producer | MRDS | |
| Clay Pit | Clay | Past Producer | MRDS | |
| Cold Springs | Stone | Past Producer | MRDS | |
| Coombs Canyon | Stone | Past Producer | MRDS | |
| County Line | Sand and Gravel, Construction | Past Producer | MRDS | |
| County Line Road Pit | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Couse Creek Quarry | Crushed, Broken Stone NEC | Surface | Abandoned | MSHA |
| Cristley Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Diagonal Quarry | Sand and Gravel, Construction | Past Producer | MRDS | |
| Doherty Sheep Ranch | Stone | Past Producer | MRDS | |
| Duff | Stone | Past Producer | MRDS | |
| Eastside Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Eastside Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Emigrant Hill | Sand and Gravel, Construction | Past Producer | MRDS | |
| Emigrant Hill | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| German Hall | Stone | Past Producer | MRDS | |
| German Hall Pit | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Gold Mine | Gold | Past Producer | MRDS | |
| Gold Prospect | Gold | Occurrence | MRDS | |
| Gold Prospect | Gold | Occurrence | MRDS | |
| Gold Prospect | Gold, Silver | Occurrence | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Gravel Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Grubbs Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Grubbs Quarry | Crushed, Broken Stone NEC | Surface | Intermittent | MSHA |
| Hns Inc-portable Plant #1 | Crushed, Broken Stone NEC | Surface | Intermittent | MSHA |
| Hard Luck Placer | Stone | Past Producer | MRDS | |
| Hard Luck Placer Claim | Gold | Placer | Occurrence | MRDS |
| Hat Rock | Stone | Past Producer | MRDS | |
| Hatley Construction Inc | Crushed, Broken Stone NEC | Surface | Intermittent | MSHA |
| Havanna | Sand and Gravel, Construction | Past Producer | MRDS | |
| Hermiston Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Hideaway Springs | Geothermal | Geothermal | Occurrence | MRDS |
| Hinkle Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Hoeft | Sand and Gravel, Construction | Past Producer | MRDS | |
| Humbert Quarry | Sand and Gravel, Construction | Past Producer | MRDS | |
| Job 75 | Stone | Past Producer | MRDS | |
| Job 75 | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Jones-scott Company | Crushed, Broken Basalt | Surface | Intermittent | MSHA |
| Kalal Site | Sand and Gravel, Construction | Past Producer | MRDS | |
| Kenney Pit | Stone | Past Producer | MRDS | |
| Komen Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Kulm | Stone | Past Producer | MRDS | |
| Lehman Hot Springs | Geothermal | Geothermal | Occurrence | MRDS |
| Leverenz | Stone | Past Producer | MRDS | |
| Little Fawn Placer | Gold | Occurrence | MRDS | |
| Little Fawn Placer Claim | Gold | Placer | Occurrence | MRDS |
| Logsdon Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Louis Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Moveable Crusher | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Mccormmach | Stone | Past Producer | MRDS | |
| Meacham | Stone | Past Producer | MRDS | |
| Meacham Quarry | Sand and Gravel, Construction | Past Producer | MRDS | |
| Meacham Rock Product | Sand and Gravel, Construction | Past Producer | MRDS | |
| Mf Pit And Plant | Stone | Past Producer | MRDS | |
| Mission Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Mission Pit | Crushed, Broken Stone NEC | Surface | Intermittent | MSHA |
| Mp 179.1 Old Oregon Trail | Sand and Gravel, Construction | Past Producer | MRDS | |
| Mp 183 Columbia River | Sand and Gravel, Construction | Past Producer | MRDS | |
| Mp 34.6 | Sand and Gravel, Construction | Past Producer | MRDS | |
| Mp 52.1 Pendleton/jd | Sand and Gravel, Construction | Past Producer | MRDS | |
| Narkaus Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| North Fork Tuff | Stone | Past Producer | MRDS | |
| North Fork Tuff | Stone | Surface | Past Producer | MRDS |
| North Juniper | Stone | Past Producer | MRDS | |
| Nye Junction Quarry | Sand and Gravel, Construction | Past Producer | MRDS | |
| Pendleton Mission | Sand and Gravel, Construction | Past Producer | MRDS | |
| Pendleton Pit | Stone | Past Producer | MRDS | |
| Pendleton Pit | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Pendleton Ready Mix | Sand and Gravel, Construction | Past Producer | MRDS | |
| Pilot Rock | Stone | Past Producer | MRDS | |
| Plant #1 | Sand, Industrial NEC | Surface | Intermittent | MSHA |
| Portable Crusher #1 | Crushed, Broken Stone NEC | Surface | Intermittent | MSHA |
| Portable Crusher #5 | Sand, Industrial NEC | Surface | Intermittent | MSHA |
| Portable Plant #2 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Quarry | Stone | Past Producer | MRDS | |
| Ransier Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Red Chief Prospect | Mercury | Past Producer | MRDS | |
| Red Chief Prospect | Mercury | Unknown | MRDS | |
| Reser Quarry | Stone | Past Producer | MRDS | |
| Rogers Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Rohrmann Quarry | Stone | Past Producer | MRDS | |
| Sampson | Sand and Gravel, Construction | Past Producer | MRDS | |
| Sand & Gravel Plant | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Sand Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Sand Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Sand Station | Sand and Gravel, Construction | Occurrence | MRDS | |
| Sand Station Deposit | Silica | Surface | Past Producer | MRDS |
| Schubert Pit | Stone | Past Producer | MRDS | |
| Snipes Mountain | Sand and Gravel, Construction | Past Producer | MRDS | |
| Squaw Creek | Sand and Gravel, Construction | Past Producer | MRDS | |
| Stnaughn | Stone | Past Producer | MRDS | |
| Struve | Stone | Past Producer | MRDS | |
| Struve Pit | Stone | Past Producer | MRDS | |
| Summit Road Quarry | Stone | Past Producer | MRDS | |
| Terney Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Thornhollow | Stone | Past Producer | MRDS | |
| Umatilla Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Umatilla Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Umatilla Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Unnamed Gold Property | Gold | Placer | Occurrence | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Prit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Prospect | Gold | Surface | Occurrence | MRDS |
| Unnamed Prospect | Gold | Surface | Unknown | MRDS |
| Unnamed Prospect | Gold | Surface | Unknown | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Uranium Occurrence | Uranium | Occurrence | MRDS | |
| Uranium Occurrence | Uranium | Unknown | MRDS | |
| Wayland Pit | Stone | Past Producer | MRDS | |
| Westland Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Weston Pit | Sand and Gravel, Construction | Past Producer | MRDS | |
| Wink Pit | Sand and Gravel, Construction | Past Producer | MRDS |