Mines in San Juan County, Washington
86Total
4Active
San Juan County, Washington has 86 mine and mineral deposit locations documented in federal records from the USGS Mineral Resources Data System and MSHA. 4 are currently active mining operations. The most commonly recorded commodity is limestone, general, with 53 sites.
By Status
Past Producer · 38Occurrence · 36Intermittent · 3Active · 3Abandoned · 3Prospect · 2Producer · 1
Top Commodities
Limestone, General · 53Sand and Gravel, Construction · 14Construction Sand and Gravel · 5Stone, Crushed/Broken · 3Flagstone · 3Crushed, Broken Stone NEC · 2Kyanite · 1Feldspar · 1
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Active Mines in San Juan County
| Mine | Operator | Commodity | Type | Status |
|---|---|---|---|---|
| Lawson Quarry Inc | Lawson Quarry Inc | Construction Sand and Gravel | Surface | Active |
| Dolphin Bay Quarry | Dolphin Bay Quarry Inc | Dimension Traprock | Surface | Active |
| Sea Island Quarry | Sea Island Corp | Crushed, Broken Stone NEC | Surface | Active |
| Sea Island Pit | — | Sand and Gravel, Construction | Surface | Producer |
All Mines in San Juan County
| Mine | Commodity | Type | Status | Source |
|---|---|---|---|---|
| Dolphin Bay Quarry | Dimension Traprock | Surface | Active | MSHA |
| Lawson Quarry Inc | Construction Sand and Gravel | Surface | Active | MSHA |
| Sea Island Quarry | Crushed, Broken Stone NEC | Surface | Active | MSHA |
| Sea Island Pit | Sand and Gravel, Construction | Surface | Producer | MRDS |
| Alaska Barge Co. Quarry | Flagstone | Surface | Past Producer | MRDS |
| Biendle Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Blakely Island | Kyanite | Surface | Occurrence | MRDS |
| Buck Mountain Deposit No. 1 | Limestone, General | Surface | Past Producer | MRDS |
| Caldwell Point Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Camp Indralaya Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Chuckanut Lime Co. Quarry | Limestone, General | Surface | Past Producer | MRDS |
| Cliff Island Deposit | Limestone, General | Surface | Past Producer | MRDS |
| Cowell Quarry | Limestone, General | Surface | Past Producer | MRDS |
| Crane Island Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Davison Head Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Deadman Bay Deposits | Limestone, General | Surface | Occurrence | MRDS |
| Deer Harbor Feldspar Deposit | Feldspar | Surface | Occurrence | MRDS |
| Double Hill Deposit No. 1 | Limestone, General | Surface | Occurrence | MRDS |
| Egg Lake Quarry | Crushed, Broken Traprock | Surface | Intermittent | MSHA |
| Englehartson Deposit | Limestone, General | Surface | Occurrence | MRDS |
| English Camp Deposit | Limestone, General | Surface | Prospect | MRDS |
| Entrance Mountain Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Erismann Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Eureka Deposit | Limestone, General | Surface | Past Producer | MRDS |
| Flaherty Deposit No. 1 | Limestone, General | Surface | Occurrence | MRDS |
| Four Winds Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Fowler Deposit No. 1 | Limestone, General | Surface | Occurrence | MRDS |
| Friday Harbor Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Hannah Area Outcrop A | Limestone, General | Surface | Occurrence | MRDS |
| Hannah Area Outcrop B | Limestone, General | Surface | Occurrence | MRDS |
| Henry Island Deposit No. 1 | Limestone, General | Surface | Past Producer | MRDS |
| Humphrey Head Quarry | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Imperial Lime Co. Quarry | Limestone, General | Surface | Past Producer | MRDS |
| Johnson Quarries | Limestone, General | Surface | Past Producer | MRDS |
| Jones Island Depsoit No. 1 | Limestone, General | Surface | Occurrence | MRDS |
| Judd Cove Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Kellett Bluff Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Krumdick | Limestone, General | Surface | Past Producer | MRDS |
| Langdon Deposit South Part | Limestone, General | Surface | Past Producer | MRDS |
| Langell Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Lawson Cave Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Limestone Point Quarry | Limestone, General | Surface | Past Producer | MRDS |
| Lopez Redi-Mix Pit and Plant | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Lopez Sand and Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Lopez Sand and Gravel Pit | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| McGraw-Kittinger Deposit | Surface | Past Producer | MRDS | |
| Mitchell Bay Quarry | Limestone, General | Surface | Past Producer | MRDS |
| Moran State Park Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Mount Dallas Deposits | Limestone, General | Surface | Occurrence | MRDS |
| Mountain Crest Quarry | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Newhall | Limestone, General | Surface | Occurrence | MRDS |
| North Beach Quarry | Stone, Crushed/Broken | Surface | Prospect | MRDS |
| O'Neal Island | Limestone, General | Surface | Occurrence | MRDS |
| Olga Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Open Bay Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Orcas Island | Clay | Surface | Past Producer | MRDS |
| Payton | Limestone, General | Surface | Past Producer | MRDS |
| Pineo Deposits No. 1 and 2 | Limestone, General | Surface | Past Producer | MRDS |
| Portable #1 | Construction Sand and Gravel | Surface | Intermittent | MSHA |
| Rouleau Quarry | Crushed, Broken Stone NEC | Surface | Intermittent | MSHA |
| Raccoon Point Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Red Cross Quarry | Limestone, General | Surface | Past Producer | MRDS |
| Reid Harbor Quarries | Flagstone | Surface | Past Producer | MRDS |
| Roche Harbor Quarries | Stone, Crushed/Broken | Surface | Past Producer | MRDS |
| Rosario Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Rouleau | Limestone, General | Surface | Occurrence | MRDS |
| Rulo | Limestone, General | Surface | Occurrence | MRDS |
| Rusch Deposit No. 1 | Limestone, General | Surface | Occurrence | MRDS |
| Screening Plant #1 | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Sea Island Pit & Screening | Construction Sand and Gravel | Surface | Abandoned | MSHA |
| Shoal Bay Pit No. 2 | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Soderberg Quarries | Limestone, General | Surface | Past Producer | MRDS |
| Sucia Island Quarries | Flagstone | 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 Quarry | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Unnamed [ot | Sand and Gravel, Construction | Surface | Past Producer | MRDS |
| Welch Deposit | Limestone, General | Surface | Occurrence | MRDS |
| West Sound Quarries | Limestone, General | Surface | Past Producer | MRDS |
| Wilson Quarry | Limestone, General | Surface | Past Producer | MRDS |
| Wright Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Yansen Deposit | Limestone, General | Surface | Occurrence | MRDS |
| Young Hill East Deposit | Limestone, General | Surface | Occurrence | MRDS |