Lewiston Lake is a reservoir impounded by Lewiston Dam on the Trinity River, in Trinity County, California.

Lewiston Lake
Lewiston Dam on the Trinity River forming the lake behind
Location of Lewiston Lake in California, USA.
Location of Lewiston Lake in California, USA.
Lewiston Lake
Location of Lewiston Lake in California, USA.
Location of Lewiston Lake in California, USA.
Lewiston Lake
LocationTrinity County, California
Coordinates40°43′54″N 122°47′54″W / 40.7316836°N 122.7984709°W / 40.7316836; -122.7984709[1]
TypeReservoir
Primary inflowsTrinity River
Primary outflowsTrinity River
Basin countriesUnited States
Surface area750 acres (300 ha)
Water volume14,660 acre⋅ft (18.08 GL)
Surface elevation1,903 ft (580 m)
SettlementsWeaverville, California

Geography

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Lewiston Lake is near the towns of Weaverville and Lewiston in Trinity County, California.

It is used for transbasin diversion to the Sacramento River and flood control, as well as for hydroelectric generation. It is in the canyon between the Trinity Mountains and Marble Mountains of the southern Klamath Mountains System.

Recreation

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Lewiston reservoir is within the Trinity Unit of the Whiskeytown-Shasta-Trinity National Recreation Area, in the Shasta-Trinity National Forest. It is a popular destination for fishing, kayaking, and camping.

The California Office of Environmental Health Hazard Assessment (OEHHA) has developed a safe eating advisory for Lewiston Lake based on levels of mercury or PCBs found in fish caught from this water body.[2]

See also

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References

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  1. ^ "Lewiston Lake". Geographic Names Information System. United States Geological Survey, United States Department of the Interior. Retrieved Jan 16, 2021.
  2. ^ Admin, OEHHA (2014-12-30). "Lewiston Lake". OEHHA. Retrieved 2018-06-13.