SNOFLO



PERRIS

RESERVOIR LEVELS USBR PRR
April 7, 2025


49°F

Tonight

83°F

Tuesday

3mph

Windspeed

29%

Humidity

Perris, also known as Lake Perris, is a state-owned dam located in Riverside, California. Built in 1973, this earth-type structure is crucial for water supply, serving purposes such as irrigation, recreation, and water supply. With a height of 130 feet and a storage capacity of 131,452 acre-feet, Perris Dam plays a vital role in managing water resources in the region.

Managed by the California Department of Water Resources (DWR), Perris Dam is regulated, permitted, inspected, and enforced by state agencies to ensure its safety and functionality. Situated on the Bernasconi Pass river, the dam's high hazard potential is closely monitored, with regular inspections and satisfactory condition assessments. In case of emergencies, preparations are in place, although details on the emergency action plan need updating.

For water resource and climate enthusiasts, Perris Dam represents a significant infrastructure for managing water supply and supporting various activities in the area. Its strategic location, state ownership, and regulatory oversight ensure its role in safeguarding water resources and mitigating risks associated with its high hazard potential. As part of the broader water management system in California, Perris Dam plays a crucial role in sustaining the region's water needs and recreational opportunities.

Storage 24hr Change 0%
Percent of Normal 117%
Minimum 43,240 acre-ft
2015-02-24
Maximum 127,644 acre-ft
2005-01-12
Average 85,237 acre-ft
Nid_Height 130
Hydraulic_Height 120.16
Primary_Dam_Type Earth
Drainage_Area 10
Year_Completed 1973
Dam_Height 130
Surface_Area 2340
Hazard_Potential High
Nid_Storage 131452
River_Or_Stream Bernasconi Pass
Dam_Length 11600
       
Seasonal Comparison
Created with Highcharts 8.0.0Seasonal Water Storage(acre-ft)1. Jan1. Feb1. Mar1. Apr1. May1. Jun1. Jul1. Aug1. Sep1. Oct1. Nov1. Dec050k100k150k
Storage Levels
Created with Highcharts 8.0.0Storage (acre-ft)15. Jan29. Jan12. Feb26. Feb11. Mar25. Mar8. Apr22. Apr6. May20. May3. Jun17. Jun1. Jul050k100k150k
Pool Elevation Levels
Created with Highcharts 8.0.0Pool Elevation (ft)15. Jan29. Jan12. Feb26. Feb11. Mar25. Mar8. Apr22. Apr6. May20. May3. Jun17. Jun1. Jul0500100015002000

Weather Forecast

Created with Highcharts 8.0.0humidityTue Apr 8Wed Apr 9Thu Apr 10Fri Apr 11Sat Apr 1264°128°192°0%20%40%60%