Upper Lake Valley
- Basin Name
- Upper Lake Valley
- Basin Number
- SGMA Basin Priority
- Very Low
- Critically Overdrafted
- Not Subject to SGMA
- DWR Region & POC
- Number of Wells
- Hydrologic Region Name
- Sacramento River Hydrologic Region
- Adjacent Basins
Located in California’s Sacramento River hydrologic region, the Upper Lake Valley is 7260 acres in size. This Very Low priority basin is home to an estimated 2055 people (2010 value), which have been at a rate of . Upper Lake Valley is a(n) basin with approximately 287 wells, of which approximately 6 are water supply wells. Groundwater accounts for approximately 58 percent of the basin’s water supply.
2006: Lake County Groundwater Management Plan, Lake County Watershed Protection District
Lake County Water Inventory and Analysis, Lake County Watershed Protection District
2014: CASGEM basin prioritization – very low.
2015: Supervisors, county staff discuss new state law for managing groundwater resources, Lake County News 3/25/15
Groundwater levels Upper Lake Valley – Lake County
2016: Groundwater levels Upper Lake Valley – Lake County
Updated Groundwater Basin Priorities May Bring Regulation to North Bay Wine Counties, Dickenson, Peatman and Fogarty, 6/13/18
2018 Final Basin Prioritization: Basin remains at a very low priority.