Mines in Umatilla County, Oregon
426Total
92Active
Umatilla County, Oregon has 426 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 92 of these are currently active mining operations. The most commonly recorded commodity is sand and gravel, construction, with 244 sites. The table below lists all recorded mines in the county with links to individual site details.
All Mines in Umatilla County
| 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 |