The federal record (USGS MRDS) lists 169 gold occurrences in Humboldt County — 68 of them past or active producers. Below is that record, readable: the documented sites, and the live map that puts claims, creeks, roads and geology under every one of them.
Open the Humboldt County gold map → Membership — first week free
Producers first, then prospects and occurrences — each links into the live map of that exact ground:
| Site | Status | Type |
|---|---|---|
| Allen Mine | Past producer | placer |
| Big Lagoon | Past producer | placer |
| Big Lagoon Mining Co. | Producer | placer |
| Cavanaugh | Past producer | placer |
| Cavanaugh Mine | Producer | placer |
| Chilton | Past producer | — |
| China Flat | Past producer | placer |
| Clover Flat Placer | Producer | placer |
| Coleman | Past producer | placer |
| Crothers Property | Producer | — |
| Cumbak | Past producer | placer |
| Denio | Past producer | placer |
| Dungan | Past producer | placer |
| Forks of Salmon | Producer | placer |
| Forty-Five | Past producer | placer |
| French Bar | Past producer | placer |
| Golden Cornucopia | Past producer | placer |
| Harveston Bar Mine | Past producer | placer |
| Hoopa Indian Reservation | Past producer | — |
| Jungle | Past producer | placer |
| Kalamath River | Producer | — |
| Kinsey | Past producer | placer |
| Klamath River Mine | Producer | placer |
| Liberty | Past producer | — |
| Little Joe | Past producer | placer |
| Little Klondike | Producer | — |
| Little River | Producer | placer |
| Lupton Claim | Producer | — |
| M and M | Past producer | placer |
| Macintosh Mine | Producer | placer |
Showing the top 30 of 169 recorded gold occurrences — every one is on the live map.
The free map shows every dot above. Membership opens the layers that turn dots into a plan — favorability at working zoom, active claims, land ownership, geology and the creeks that drain the known sources. The first 7 days are free.