The federal record (USGS MRDS) lists 1,017 gold occurrences in Tuolumne County — 418 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 Tuolumne 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 |
|---|---|---|
| Abbie L. | Past producer | — |
| Ajax | Producer | — |
| Alabama | Producer | — |
| Alameda | Past producer | — |
| Albion Consolidated | Past producer | — |
| Altadena and Kearsage | Producer | — |
| Altamont | Producer | — |
| Anderson & Amberg | Past producer | — |
| Anderson G. Mining Co. | Producer | — |
| Anti - Chinese | Producer | — |
| Arbona | Past producer | — |
| Arborn | Past producer | — |
| Argentum | Producer | — |
| Atlas and Soldiers Gulch | Past producer | — |
| B. J. Placer Mine | Past producer | — |
| Back Track | Past producer | placer |
| Badger | Past producer | — |
| Baer | Producer | — |
| Baker Ranch | Past producer | — |
| Bald Mountain | Producer | — |
| Banner | Past producer | — |
| Beckwith & Saunders | Past producer | — |
| Bedrock Blue Gravel | Producer | — |
| Bell | Past producer | — |
| Belleview | Past producer | — |
| Bicknell | Past producer | — |
| Big Bend and Little Bend | Past producer | placer |
| Big Chunk | Producer | — |
| Big Oak Flat District | Past producer | placer |
| Big Oak Flat No. 1 | Past producer | — |
Showing the top 30 of 1,017 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.
The dots are the record. The method is how you read them: