The federal record (USGS MRDS) lists 171 gold occurrences in Los Angeles County — 87 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 Los Angeles 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 |
|---|---|---|
| Big Horn Mine | Past producer | hydrothermal vein and replacement |
| Acton | Producer | — |
| All For One | Past producer | placer |
| Allen and Bailey | Past producer | placer |
| Allison | Producer | — |
| Antelope Valley | Producer | — |
| Azusa Rock and Sand Co. | Past producer | — |
| Baldora | Producer | — |
| Big Chief | Past producer | — |
| Black Cargo | Producer | — |
| Black Cargo Mine | Past producer | — |
| Black Cat | Producer | — |
| Bradshaw Lease | Producer | — |
| Brite Lease | Past producer | — |
| Century Sand and Gravel | Past producer | — |
| Dawn | Past producer | — |
| Dewey Group | Producer | — |
| Dry Canyon Lease | Past producer | placer |
| Eagle | Producer | — |
| El Segando | Past producer | placer |
| Emma Group | Past producer | vein |
| Falcon | Producer | — |
| Falcon Mine | Past producer | — |
| Ford & Young Lease | Past producer | placer |
| G. C. K. Placers | Past producer | placer |
| Gillette | Past producer | — |
| Glen-Marie Placer | Past producer | placer |
| Gold Bar | Producer | — |
| Gold Bar Mine | Past producer | — |
| Gold Dollar | Producer | — |
Showing the top 30 of 171 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: