LOPEZ LAKE

Reservoir Levels Weather Hydrology


Located in San Luis Obispo, California, Lopez Lake, also known as Lopez, is a local government-owned reservoir with a primary purpose of water supply. Completed in 1969, this earth dam structure stands at 166 feet tall, with a hydraulic height of 150 feet and a length of 1120 feet. With a storage capacity of 52,500 acre-feet and a surface area of 950 acres, Lopez Lake plays a crucial role in irrigation, recreation, and water supply in the region.

Managed by the California Department of Water Resources and regulated by the Safety of Dams program, Lopez Lake is inspected regularly to ensure its structural integrity and overall safety. With a high hazard potential and a satisfactory condition assessment, the dam is closely monitored and maintained to meet necessary safety standards. In case of emergencies, protocols are in place, though specific details on emergency action plans and risk mitigation measures are not provided in the data.

The reservoir's location near Arroyo Grande and its association with the Arroyo Grande Creek make it a significant water resource in the area. With its key role in providing water for various purposes and its critical infrastructure status, Lopez Lake serves as a vital component of the region's water management system, supporting both the local community and the surrounding environment.

October 9, 2024

°F

°F

mph

Windspeed

%

Humidity

Storage 24hr Change -0.04%
Percent of Normal 165%
Minimum 469 acre-ft
2022-01-13
Maximum 237,180 acre-ft
2023-02-17
Average 29,499 acre-ft
Nid_Height 166
Hydraulic_Height 150
Drainage_Area 68
Year_Completed 1969
Dam_Height 166
River_Or_Stream Arroyo Grande Cr
Primary_Dam_Type Earth
Surface_Area 950
Hazard_Potential High
Nid_Storage 52500
Dam_Length 1120

Regional Streamflow

268

Cubic Feet Per Second

0

Cubic Feet Per Second

1

Cubic Feet Per Second

4

Cubic Feet Per Second
5-Day Weather Forecast

16-Day Weather Forecast

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