Historic gold producers in Napa, Yolo County (USGS)
USGS records 1 historic gold producer in Napa, Yolo County: 0 past producers and 1 listed as a producer or plant.
Show the 1 sites
| Site | USGS status | Output | Commodities | Years |
|---|---|---|---|---|
| McLaughlin Mine | Producer | n/a | Silver, Gold, Mercury, Zinc, Lead, Copper, Thallium, Arsenic, Antimony, Iron | found 1978 |
Source: USGS Mineral Resources Data System (retrieved 2026-10-13). The database was last updated around 2011, positions can be approximate and "producer" does not mean a mine is operating today. Sites already matched to an MSHA record are shown in the MSHA tables.
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