Mines in Kittitas County, Washington
402Total
13Active
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Portable Unit #1 | Construction Sand and Gravel | Surface | Active | MSHA |
| Borrow Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Borrow Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Cascade Chief Mine | Gold | Producer | MRDS | |
| Cle Elum Sand And Gravel | Clay | Surface | Producer | MRDS |
| Clerf Spring | Geothermal | Geothermal | Producer | MRDS |
| Cresto Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Dolphin Mine | Copper | Producer | MRDS | |
| Fraction Placer Claim | Gold | Producer | MRDS | |
| Jungle Spring | Geothermal | Geothermal | Producer | MRDS |
| Old Bigney Placer | Gold | Producer | MRDS | |
| Unnamed Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Unnamed Quarry | Stone, Crushed/Broken | Surface | Producer | MRDS |
| Adams Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Alpine Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| American Eagle | Gold | Underground | Past Producer | MRDS |
| Anna May Claim | Gold | Surface-Underground | Past Producer | MRDS |
| Aurora | Gold | Underground | Past Producer | MRDS |
| B And B | Gold | Past Producer | MRDS | |
| Baker Creek Placers | Gold | Surface | Past Producer | MRDS |
| Ball Eagle Prospect | Copper | Underground | Prospect | MRDS |
| Ballard Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Bean Creek Area 1 | Surface | Prospect | MRDS | |
| Bean Creek Area 2 | Iron | Underground | Prospect | MRDS |
| Bean Creek Deposit - Area 1 | Iron | Occurrence | MRDS | |
| Bean Creek Deposit - Area 2 | Iron | Occurrence | MRDS | |
| Beautiful Snow | Gold | Surface | Prospect | MRDS |
| Becker Placer | Gold | Surface | Past Producer | MRDS |
| Ben Nevis | Mercury | Occurrence | MRDS | |
| Benita | Copper | Surface-Underground | Prospect | MRDS |
| Beverly-eldorado Pass Prospect | Nickel | Surface | Prospect | MRDS |
| Big Creek | Iron | Surface | Prospect | MRDS |
| Big Dome | Copper | Surface-Underground | Prospect | MRDS |
| Big Dome Prospect | Copper | Occurrence | MRDS | |
| Big Thing | Mercury | Surface | Occurrence | MRDS |
| Black Diamond | Flagstone | Surface | Past Producer | MRDS |
| Bloomquist Bros. | Gold | Occurrence | MRDS | |
| Bloomquist Bros. Prospect | Gold | Occurrence | MRDS | |
| Blue Bonnet | Copper | Underground | Prospect | MRDS |
| Blue Bonnet Prospect | Copper | Occurrence | MRDS | |
| Bob Canson Prospect | Copper | Occurrence | MRDS | |
| Bob Hopper Mine | Gold | Surface | Past Producer | MRDS |
| Boose | Silica | Surface | Prospect | MRDS |
| Borrow Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Boss | Gold | Underground | Prospect | MRDS |
| Boulder Creek | Mercury | Occurrence | MRDS | |
| Boulder Creek | Chromium | Occurrence | MRDS | |
| Boulder Creek | Chromium | Surface-Underground | Past Producer | MRDS |
| Boulder Creek Mine | Chromium | Past Producer | MRDS | |
| Boulder Creek Placer | Gold | Past Producer | MRDS | |
| Boulder Creek Placer | Gold | Occurrence | MRDS | |
| Bovee Placer | Gold | Occurrence | MRDS | |
| Bovee Placer | Gold | Surface | Prospect | MRDS |
| Boyd Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Boyles | Copper | Underground | Prospect | MRDS |
| Brown Bear | Gold | Unknown | MRDS | |
| Bryant Bar Placer | Gold | Past Producer | MRDS | |
| Bryant Bar Placer | Gold | Underground | Past Producer | MRDS |
| Bullfrog Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Burcham | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Burcham Placer | Gold | Surface | Past Producer | MRDS |
| Camp Creek Mine | Lead, Zinc, Silver | Past Producer | MRDS | |
| Caralona | Gold | Surface | Prospect | MRDS |
| Cascade | Gold | Unknown | MRDS | |
| Cascade Chief | Gold | Occurrence | MRDS | |
| Cascade Chief | Gold | Underground | Past Producer | MRDS |
| Cascade Mining Prospect | Gold, Lead, Copper, Silver | Occurrence | MRDS | |
| Cedar Creek Placer | Gold | Surface | Past Producer | MRDS |
| Chic 1, 2, 3 | Gold Ore | Underground | Abandoned | MSHA |
| China Camp Placer | Gold | Occurrence | MRDS | |
| Chrome 1-6 | Chromium | Surface | Prospect | MRDS |
| Clarence Jordin | Gold | Past Producer | MRDS | |
| Clarence Jordin | Gold | Occurrence | MRDS | |
| Clarence Jordin | Gold | Past Producer | MRDS | |
| Cle Elum | Iron, Chromium, Nickel | Occurrence | MRDS | |
| Cle Elum Iron-nickel Deposit | Nickel, Iron, Chromium | Underground | Prospect | MRDS |
| Cle Elum Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Cle Elum Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Cle Elum Placer | Gold | Surface | Prospect | MRDS |
| Cle Elum River Area 1 | Surface | Prospect | MRDS | |
| Cle Elum River Area 2 | Surface | Prospect | MRDS | |
| Cle Elum River Area 3 | Iron | Surface-Underground | Prospect | MRDS |
| Cle Elum River Area 4 | Iron | Surface | Prospect | MRDS |
| Cle Elum River Iron | Nickel, Chromium, Iron | Occurrence | MRDS | |
| Cle-elum | Silver | Underground | Prospect | MRDS |
| Clerf Deposit | Diatomite | Surface | Past Producer | MRDS |
| Cohasett Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Cooper Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Cooper Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Copper Queen | Copper | Underground | Prospect | MRDS |
| Copper Queen Prospect | Silver, Copper | Occurrence | MRDS | |
| Cougar | Gold | Prospect | MRDS | |
| Craige Hill | Silica | Surface | Past Producer | MRDS |
| Crown Copper | Copper | Surface-Underground | Prospect | MRDS |
| Crystal Pit | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Crystal Springs Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Cumby | Gemstone | Surface | Past Producer | MRDS |
| Dennett Placer | Gold | Surface | Past Producer | MRDS |
| Denney | Surface | Prospect | MRDS | |
| Denney Deposit | Diatomite | Surface | Past Producer | MRDS |
| Denny | Mercury | Occurrence | MRDS | |
| Denny Assigned To Pittsburg | Manganese | Prospect | MRDS | |
| Denny Cobalt Prospect | Copper | Surface-Underground | Past Producer | MRDS |
| Desmond Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Dolman Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Dolphin | Silver, Gold, Copper, Cobalt | Occurrence | MRDS | |
| Don Tom | Gold | Prospect | MRDS | |
| Donahue Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Dot-en-el Prospect | Gold | Surface | Occurrence | MRDS |
| Dubinsky Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Durrwachter | Iron | Surface | Prospect | MRDS |
| East Nelson Siding Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| East Roza | Fullers Earth | Surface | Occurrence | MRDS |
| East Roza | Diatomite | Surface | Past Producer | MRDS |
| Easton Tunnel | Silica | Surface | Occurrence | MRDS |
| Edna R | Gold | Prospect | MRDS | |
| Ellensburg Cement Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Ellensburg Deposit | Clay | Surface | Past Producer | MRDS |
| Ellensburg Pit | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Elsner | Copper | Underground | Prospect | MRDS |
| Elsnor | Mercury | Surface | Occurrence | MRDS |
| Esther And Louisa | Silver, Gold, Lead, Zinc | Occurrence | MRDS | |
| Esther And Louisa | Silver | Underground | Past Producer | MRDS |
| Esther And Louisa Mine | Silver | Past Producer | MRDS | |
| Eureka Quartz Claim | Gold | Underground | Prospect | MRDS |
| Ewell | Gold | Underground | Prospect | MRDS |
| Family | Gold | Underground | Prospect | MRDS |
| Felsman | Semiprecious Gemstone | Surface | Past Producer | MRDS |
| Flodine | Gold | Occurrence | MRDS | |
| Flodine | Gold | Occurrence | MRDS | |
| Flodine | Underground | Past Producer | MRDS | |
| Fortune Creek Placer | Gold | Occurrence | MRDS | |
| Fortune Creek Placer | Gold | Surface | Prospect | MRDS |
| Fraction Placer | Gold | Surface | Past Producer | MRDS |
| Francis Virdin Park | Gold | Occurrence | MRDS | |
| Francis Virdin Park | Silver, Gold | Occurrence | MRDS | |
| Frost Mountain Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gbi #19 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Giant | Silver | Underground | Prospect | MRDS |
| Ginkgo Petrified Forest State Park | Gemstone | Surface | Occurrence | MRDS |
| Goat Mountain | Antimony | Occurrence | MRDS | |
| Goat Mountain | Antimony | Surface-Underground | Prospect | MRDS |
| Goebel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gold Bar Placer | Gold | Surface | Past Producer | MRDS |
| Gold Bug | Gold | Underground | Prospect | MRDS |
| Gold Creek | Silver, Gold, Molybdenum, Copper | Occurrence | MRDS | |
| Gold Creek Claims | Underground | Prospect | MRDS | |
| Gold Creek Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Gold Hill Suburb | Gold | Underground | Past Producer | MRDS |
| Gold Mountain | Gold | Underground | Prospect | MRDS |
| Golden Fleece | Gold, Silver | Occurrence | MRDS | |
| Golden Fleece | Gold | Surface-Underground | Past Producer | MRDS |
| Golden Fleece Mine | Gold | Past Producer | MRDS | |
| Golden Group | Gold | Prospect | MRDS | |
| Good Luck | Lead | Underground | Prospect | MRDS |
| Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Great Lakes Carbon Corp. | Diatomite | Surface | Past Producer | MRDS |
| H-o-m-e | Mercury | Underground | Past Producer | MRDS |
| Hall Pit C-33 | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Hardhead #2 | Gold | Surface | Prospect | MRDS |
| Hinton-mccauley Placer | Gold | Surface | Past Producer | MRDS |
| Huckleberry | Gold, Silver, Copper | Occurrence | MRDS | |
| Huckleberry | Copper, Silver, Gold | Occurrence | MRDS | |
| Hughes-wayman Prospect | Silver, Gold, Copper | Occurrence | MRDS | |
| Hughes-wayman Prospect | Gold | Surface-Underground | Prospect | MRDS |
| Hundley Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Hurley Creek | Gold | Surface-Underground | Prospect | MRDS |
| Hurley Creek Prospect | Gold | Occurrence | MRDS | |
| Iias | Silver | Surface-Underground | Prospect | MRDS |
| Iias Prospect | Gold, Silver, Copper | Occurrence | MRDS | |
| Iron Peak Area 1 | Surface | Prospect | MRDS | |
| Iron Peak Area 2 | Underground | Prospect | MRDS | |
| Iron Peak Area 3 | Surface | Prospect | MRDS | |
| Iron Peak Area 4 | Surface | Prospect | MRDS | |
| Iron Peak Area 5 | Surface | Prospect | MRDS | |
| Iron Peak Area 6 | Surface | Prospect | MRDS | |
| Iron Peak Area 7 | Surface | Prospect | MRDS | |
| Iron Peak Deposits - Area 1 | Iron | Occurrence | MRDS | |
| Iron Peak Deposits - Area 2 | Iron | Occurrence | MRDS | |
| Iron Peak Deposits - Area 3 | Iron | Occurrence | MRDS | |
| Iron Peak Deposits - Area 4 | Iron | Occurrence | MRDS | |
| Iron Peak Deposits - Area 5 | Iron | Occurrence | MRDS | |
| Iron Peak Deposits - Area 6 | Iron | Occurrence | MRDS | |
| Iron Peak Deposits - Area 7 | Iron | Occurrence | MRDS | |
| J And J Prospect | Gold | Surface | Occurrence | MRDS |
| Jack | Silver | Surface-Underground | Prospect | MRDS |
| Johnson | Copper | Surface-Underground | Prospect | MRDS |
| Johnston Canyon | Clay | Surface | Past Producer | MRDS |
| Jonesville No. 2 Mine Dump | Stone, Crushed/Broken | Surface | Occurrence | MRDS |
| Jordan & Brown Claims | Iron | Surface | Prospect | MRDS |
| Kern Pit C-49 | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Keystone | Mercury | Underground | Occurrence | MRDS |
| Kittitas Diatomite Co. | Diatomite | Surface | Past Producer | MRDS |
| Lake Cle Elum | Quartz | Surface | Occurrence | MRDS |
| Lavinal | Crushed, Broken Stone NEC | Surface | Abandoned | MSHA |
| Lester Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Liberty | Gold | Occurrence | MRDS | |
| Liberty | Gold | Occurrence | MRDS | |
| Liberty | Gemstone | Surface | Occurrence | MRDS |
| Liberty | Gold | Underground | Past Producer | MRDS |
| Liberty Mining & Exploration, Llc | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Lion Gulch | Flagstone | Surface | Past Producer | MRDS |
| Little Bear | Gold | Surface | Prospect | MRDS |
| Little Wampum | Gold | Surface | Prospect | MRDS |
| Little York Claim | Gold | Underground | Prospect | MRDS |
| Loter Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Lym Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Magnetic Ridge | Iron | Surface | Prospect | MRDS |
| Magpie Canyon | Gold | Surface | Prospect | MRDS |
| Magpie Canyon Placer | Gold | Surface | Prospect | MRDS |
| Magpie Canyon Prospect | Gold | Occurrence | MRDS | |
| Manastash Creek | Iron | Surface | Occurrence | MRDS |
| Manastash Creek Placer | Gold | Surface | Prospect | MRDS |
| Manastash Creek Prospect | Occurrence | MRDS | ||
| Mcdonough Nos 1 And 2 | Gold | Surface | Prospect | MRDS |
| Mineral Creek | Copper | Past Producer | MRDS | |
| Mineral Creek | Copper, Gold, Silver, Molybdenum | Occurrence | MRDS | |
| Mineral Creek Copper | Underground | Past Producer | MRDS | |
| Modog | Gold | Underground | Past Producer | MRDS |
| Morning Glory | Mercury | Surface | Occurrence | MRDS |
| Morning Star | Copper | Underground | Prospect | MRDS |
| Mount Hawkins | Chromium | Occurrence | MRDS | |
| Mount Hawkins | Chromium | Underground | Past Producer | MRDS |
| Mount Hawkins Mine | Chromium | Past Producer | MRDS | |
| Mountain Beaver No. 1 | Gold | Underground | Past Producer | MRDS |
| Mountain Belle | Copper | Surface | Prospect | MRDS |
| Mountain Daisy | Gold | Occurrence | MRDS | |
| Mountain Daisy | Gold | Occurrence | MRDS | |
| Mountain Daisy | Gold | Underground | Past Producer | MRDS |
| Mountain Whistler | Gold | Surface | Occurrence | MRDS |
| Naneum Creek Placer | Gold | Surface | Prospect | MRDS |
| New Kitty Hawk | Gold | Surface | Prospect | MRDS |
| Notorious Bismark | Gold | Underground | Prospect | MRDS |
| Nugget Placer | Gold | Surface | Past Producer | MRDS |
| O'neal Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Old Bigney Placer | Gold | Occurrence | MRDS | |
| Old Bigney Placer | Gold | Surface | Past Producer | MRDS |
| Olds Pit C-6 | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Ollie Jordin | Gold | Occurrence | MRDS | |
| Ollie Jordin | Gold | Occurrence | MRDS | |
| Ollie Jordin | Gold | Underground | Past Producer | MRDS |
| Oro Fino Mine | Gold | Underground | Past Producer | MRDS |
| Park Lakes Trail | Gold | Underground | Prospect | MRDS |
| Pass West Of Navaho Peak | Gold | Surface | Prospect | MRDS |
| Peacock | Gold | Surface | Past Producer | MRDS |
| Perry Placer | Gold | Past Producer | MRDS | |
| Perry Placer | Gold | Surface | Past Producer | MRDS |
| Peter Tu Claim | Gold | Underground | Past Producer | MRDS |
| Plant 1 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Plant 1 | Crushed, Broken Stone NEC | Surface | Abandoned | MSHA |
| Portable Unit No 2 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Portable Wash Plant | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Potatoe Patch | Gold Ore | Surface | Abandoned | MSHA |
| Red Mountain | Tungsten, Molybdenum, Copper | Occurrence | MRDS | |
| Red Rock | Nickel | Surface-Underground | Prospect | MRDS |
| Red Rock Prospect | Nickel | Occurrence | MRDS | |
| Redtop-cle Elum Lake Locality | Gemstone | Surface | Prospect | MRDS |
| Regan Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Rego Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Rita Nos. 1-24 | Silver | Surface-Underground | Prospect | MRDS |
| Roberts Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Rocky Point | Gold | Underground | Prospect | MRDS |
| Ronald Sand & Gravel | Crushed, Broken Stone NEC | Surface | Intermittent | MSHA |
| Roslyn-cascade Mine Dump | Stone, Crushed/Broken | Surface | Occurrence | MRDS |
| Roza Pit | Pumice | Surface | Past Producer | MRDS |
| Ruby | Gold | Underground | Prospect | MRDS |
| Schnebly Pit C-28 | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Sec. 16 Deposit A | Diatomite | Surface | Occurrence | MRDS |
| Sec. 16 Deposit B | Diatomite | Surface | Past Producer | MRDS |
| Sec. 16 Deposit C | Diatomite | Surface | Occurrence | MRDS |
| Sec. 17 Deposit B | Diatomite | Surface | Occurrence | MRDS |
| Sec. 19 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 24 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 25 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 26 Deposit B | Diatomite | Surface | Occurrence | MRDS |
| Sec. 28 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 30 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 31 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 32 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 36 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 5 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 6 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 7 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sec. 8 Deposit | Diatomite | Surface | Past Producer | MRDS |
| Sec. 9 Deposit | Diatomite | Surface | Past Producer | MRDS |
| Secs. 11 And 14 Deposit | Diatomite | Surface | Past Producer | MRDS |
| Secs. 20 And 17 Deposit | Diatomite | Surface | Occurrence | MRDS |
| Sentinel Bluff | Pumice | Surface | Occurrence | MRDS |
| Sheep Springs Placer | Gold | Surface | Prospect | MRDS |
| Silver Bowl | Gold | Underground | Prospect | MRDS |
| Silver Bullion | Copper | Underground | Prospect | MRDS |
| Silver Bullion Prospect | Copper | Occurrence | MRDS | |
| Silver Creek | Gold, Silver | Occurrence | MRDS | |
| Silver Creek | Gold, Silver | Occurrence | MRDS | |
| Silver Girl No. 2 | Silver | Surface | Past Producer | MRDS |
| Silver Queen | Silver | Underground | Prospect | MRDS |
| Silver Queen And Silver King | Silver | Underground | Prospect | MRDS |
| Skeeter Creek | Gold | Surface-Underground | Prospect | MRDS |
| Skipper Chrome Mining Co. | Chromium | Surface | Past Producer | MRDS |
| Smith Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Smithson Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Sonny Brown | Gold | Underground | Prospect | MRDS |
| Sonny Brown Prospect | Silver, Gold | Occurrence | MRDS | |
| South Navaho Peak | Copper | Surface-Underground | Prospect | MRDS |
| Stafford Creek Area 1 | Surface | Prospect | MRDS | |
| Stafford Creek Area 2 | Surface | Prospect | MRDS | |
| Stafford Creek Deposits - Area 1 | Iron | Occurrence | MRDS | |
| Stafford Creek Deposits - Area 2 | Iron | Occurrence | MRDS | |
| Stampede Pass | Sand, Common | Surface | Intermittent | MSHA |
| Stampede Sand & Gravel Llc | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Standup Creek | Chromium | Surface | Occurrence | MRDS |
| Standup Creek Prospect | Chromium | Occurrence | MRDS | |
| State Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Stokes Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Swauk Creek Mine | Gold Ore | Surface | Abandoned | MSHA |
| Swauk Creek Placers | Gold | Occurrence | MRDS | |
| Swauk Creek Placers | Gold | Occurrence | MRDS | |
| Swauk Creek Placers | Gold | Surface | Past Producer | MRDS |
| Swauk Mining & Dredging Placer | Gold | Past Producer | MRDS | |
| Sylvanite | Gold | Surface | Occurrence | MRDS |
| Taneum | Iron | Surface | Occurrence | MRDS |
| Taneum 23 Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Taneum Creek | Graphite | Underground | Prospect | MRDS |
| Taneum Creek | Copper | Surface | Occurrence | MRDS |
| Taneum Deposit | Iron | Surface | Occurrence | MRDS |
| Teanaway | Surface | Prospect | MRDS | |
| Teanaway | Nickel | Surface-Underground | Prospect | MRDS |
| Teanaway River | Mercury | Surface | Occurrence | MRDS |
| Thayer Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Tinhorn Claims | Silver | Surface-Underground | Prospect | MRDS |
| Tip Top Mine | Gold | Surface-Underground | Prospect | MRDS |
| Tip Top No. 1 | Gold | Underground | Prospect | MRDS |
| Tm Claims | Gold | Surface | Prospect | MRDS |
| Tozer Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Trail Creek Prospect | Copper | Underground | Prospect | MRDS |
| Transit | Silver | Underground | Unknown | MRDS |
| Traprock Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| True Fissure Gold | Gold | Surface | Occurrence | MRDS |
| Unknown Claim Group | Copper | Surface-Underground | Prospect | 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 | Gemstone | 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 | 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 Prospect | Aluminum | Underground | Prospect | 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 | Volcanic Materials | Surface | Past Producer | MRDS |
| Unnamed Quarry | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed Qurry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Venera Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Vinnie Group | Gemstone | Surface | Occurrence | MRDS |
| Virden Locality | Gemstone | Surface | Prospect | MRDS |
| Wall Street | Gold | Occurrence | MRDS | |
| Wall Street | Gold | Occurrence | MRDS | |
| Wall Street | Gold | Underground | Past Producer | MRDS |
| Washington | Gold | Underground | Prospect | MRDS |
| Washington Quicksilver Prospects | Mercury | Occurrence | MRDS | |
| West Ellensburg Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| West Roza | Diatomite | Surface | Past Producer | MRDS |
| Wheeler Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| White Cat | Silver, Gold | Occurrence | MRDS | |
| White Cat Mine | Gold | Underground | Past Producer | MRDS |
| Williams Creek Placer | Gold | Occurrence | MRDS | |
| Williams Creek Placer | Gold | Surface | Past Producer | MRDS |
| Williams Creek Placers | Gold | Past Producer | MRDS | |
| Wilson Creek Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Yakima River Placer | Gold | Surface | Occurrence | MRDS |
| Zerwekh | Gold | Underground | Prospect | MRDS |
| Zerwekh Prospect | Gold, Silver | Occurrence | MRDS |