Windspeed
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Salmon Falls, located in Hagerman Valley, Idaho, is a privately-owned structure regulated by the Idaho Department of Water Resources. This concrete dam, completed in 1911, stands at a height of 223.5 feet, with a storage capacity of 230,650 acre-feet. It serves as a crucial component in managing water resources in Twin Falls County, Idaho, impacting the Salmon Falls Creek and Snake River.
Despite its age, Salmon Falls Dam remains in fair condition, with a high hazard potential due to its location and design. The dam features a slide gate for outlet control and lacks a spillway, highlighting the need for ongoing monitoring and maintenance. With a history of inspections and regular state oversight, Salmon Falls continues to play a vital role in water management, supporting agricultural and environmental needs in the region.
As climate change impacts water availability and quality, structures like Salmon Falls become integral in ensuring sustainable water management practices. Understanding the risk factors associated with the dam, including its high hazard potential and limited spillway capacity, is crucial for developing effective risk management measures and emergency preparedness plans. By prioritizing the maintenance and safety of structures like Salmon Falls, water resource enthusiasts can contribute to the resilience of water systems in the face of a changing climate.
Gage Height, Ft 24hr Change | 0% |
Percent of Normal | 66% |
Minimum |
4.68 ft
2021-09-22 |
Maximum |
55.54 ft
2020-05-27 |
Average | 24 ft |
Dam_Height | 223.5 |
Hydraulic_Height | 217 |
Drainage_Area | 1610 |
Year_Completed | 1911 |
Nid_Storage | 230650 |
Foundations | Rock, Soil |
Surface_Area | 3400 |
Outlet_Gates | Slide (sluice gate) |
River_Or_Stream | SALMON FALLS CREEK SNAKE RIVER |
Dam_Length | 450 |
Hazard_Potential | High |
Nid_Height | 224 |
Discharge | Stage | Elevation | |
SNAKE RIVER BL LOWER SALMON FALLS NR HAGERMAN ID
2001-02-25T23:45:00.000-07:00 |
5330cfs | ft | 2742ft |
N CHANNEL SNAKE R @ UPPER SALMON FALLS NR HAGERMAN
2009-09-29T23:45:00.000-06:00 |
79cfs | ft | 2838ft |
SNAKE RIVER AT KING HILL ID
2024-12-21T00:45:00.000-07:00 |
6430cfs | 5.82ft | 2503ft |
LOWER MILNER POWER PLANT PIPE 1 AT MILNER ID
2003-01-14T23:45:00.000-07:00 |
8cfs | ft | 4059ft |
CLOVER CREEK NR KING HILL ID
1993-07-04T23:30:00.000-06:00 |
24cfs | ft | 2526ft |
SNAKE RIVER AT MILNER ID (TOTAL FLOW)
1995-05-06T23:45:00.000-06:00 |
233cfs | ft | 4068ft |