Topaz Lake ParkCamping is available at the northeast side of the lake. Topaz Lake is on the Calif/Nevada border. Look for the Best Western sign north of the border on Highway 395. There is a very short service road on the north side of the Best Western, turn east onto L State: Nevada City: Gardnerville Nearest Town: Topaz Status; Official Cost: 10 or less Nearest Road: Paved Scenery Rating: 4 Months Opened: Unknown Extras: Water Electric Sewer Dump Station Restrooms Number of Camp Sites: -