Mines in Kittitas County, Washington
402Total
13Active
Kittitas County, Washington has 402 mine and mineral deposit locations documented in federal records from the USGS and MSHA. 13 of these are currently active mining operations. The most commonly recorded commodity is gold, with 117 sites. The table below lists all recorded mines in the county with links to individual site details.
All Mines in Kittitas County
| 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 |