File:Farallon Nuclear Waste Dumping.png
According to a 1980 report by the Environmental Protection Agency, approximately 47,500 containers, 55 gallon steel drums, were dumped in the vicinity of the Farallones, with a total estimated radioactive activity of 14,500 Ci. All but 3,500 of these were dumped at 37º37'N, 123º17'W; the rest were dumped at 37º38'N, 123º08'W. These two locations are indicated on the map above.
Information on the dumping comes from: U.S. Environmental Protection Agency, Radioactive Waste Dumping Off the Coast of California, Fact Sheet (14 August 1980).
The little radioactive signs are from en:Image:Radiation warning symbol.svg, which is licensed as PD-self.