Dam Report

Oneida Embankment dam

Idaho, USA Bear River Hazard High
Today high
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Tonight low
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Dam height
60ft
Hazard rating
High
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Oneida Embankment -- None dam
Oneida Embankment None · Bear River
About this dam

Oneida Embankment

Oneida Embankment, located in Idaho along the Bear River, is a significant earth dam constructed in 1921 for the primary purpose of irrigation. With a structural height of 60 feet and a hydraulic height of 40 feet, this dam plays a crucial role in water resource management in the region. It boasts a storage capacity of 19,000 acre-feet and covers a surface area of 357 acres, serving the agricultural needs of the area.

Managed by a private owner, the Oneida Embankment is regulated by the Idaho Department of Water Resources and inspected by the Federal Energy Regulatory Commission. With a high hazard potential and risk assessment rating of 'High (2)', this dam requires diligent monitoring and maintenance to ensure its integrity and safety. Despite its age, the dam has not undergone any major modifications and its condition assessment remains unavailable, highlighting the need for ongoing assessment and risk management measures.

In addition to irrigation, the dam also serves hydroelectric and recreational purposes, making it a multi-functional structure vital for the community. The Oneida Embankment stands as a testament to the engineering and foresight of its designers, contributing to the sustainable use of water resources in the region while also providing opportunities for recreation and energy generation.

StateNone
River / streamBear River
NID IDID00068
Owner typePrivate
Primary purposeIrrigation
Dam typeEarth
Year built1921
Dam height60 ft
Dam length920 ft
Max storage19,000 AF
Normal storage10,880 AF
Surface area357.0 ac
Drainage area4,445.0 sq mi
Hazard potentialHigh
ConditionNot Available
Last inspectionTue, 05 Nov 2019 00:00:00 GMT

Dam data reference

Condition Assessment

Satisfactory
No existing or potential dam safety deficiencies are recognized. Acceptable performance is expected under all loading conditions (static, hydrologic, seismic) in accordance with the minimum applicable state or federal regulatory criteria or tolerable risk guidelines.
Fair
No existing dam safety deficiencies are recognized for normal operating conditions. Rare or extreme hydrologic and/or seismic events may result in a dam safety deficiency. Risk may be in the range to take further action.
Poor
A dam safety deficiency is recognized for normal operating conditions which may realistically occur. Remedial action is necessary. POOR may also be used when uncertainties exist as to critical analysis parameters which identify a potential dam safety deficiency.
Unsatisfactory
A dam safety deficiency is recognized that requires immediate or emergency remedial action for problem resolution.
Not Rated
The dam has not been inspected, is not under state or federal jurisdiction, or has been inspected but, for whatever reason, has not been rated.

Hazard Potential Classification

High
Dams assigned the high hazard potential classification are those where failure or mis-operation will probably cause loss of human life.
Significant
Dams assigned the significant hazard potential classification are those dams where failure or mis-operation results in no probable loss of human life but can cause economic loss, environmental damage, disruption of lifeline facilities, or impact other concerns. Significant hazard potential classification dams are often located in predominantly rural or agricultural areas but could be in areas with population and significant infrastructure.
Low
Dams assigned the low hazard potential classification are those where failure or mis-operation results in no probable loss of human life and low economic and/or environmental losses. Losses are principally limited to the owner's property.
Undetermined
Dams for which a downstream hazard potential has not been designated or is not provided.
Detailed forecast

Plan around the weather

Same NOAA / yr.no feed Snoflo's iOS app uses. Watch the precipitation column on the meteogram -- rain on the basin upstream typically lifts inflow 24-72 hours later.

Hourly detail

Next 5 days, hour by hour

Temperature line with weather symbols on top, snow + rain accumulation as columns, humidity as a dotted line.

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Deep dive

5-day forecast table

Every 3 hours, broken out across temperature, snow, rain, humidity, and wind. Each cell is colour-coded relative to the column min/max.

TimeConditionTemp (°F)Snow (in)Rain (in)Humidity (%)Wind (mps)Wind dir
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Long-term outlook

15-day temperature & precipitation

Daily temperatures, snow, and rain projected over the next two weeks.

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Regional inflow

Nearby streamflow gauges

USGS streamgauges around Oneida Embankment -- inflows here typically show up in storage 24-72 hours later.

Track Oneida Embankment in the Snoflo app

Save this dam as a favorite and get the local NOAA / yr.no forecast plus regional flow context wherever you are.

FAQ

About Oneida Embankment

Where does the data for Oneida Embankment come from?

Structural and regulatory data come from the U.S. Army Corps of Engineers' National Inventory of Dams (NID). Weather forecast comes from NOAA / yr.no -- the same feed Snoflo's iOS app uses.

How often is the report updated?

NID structural data refreshes annually as the Corps publishes updated assessments. The weather forecast refreshes throughout the day.

What does the High hazard rating mean?

The Corps of Engineers' hazard potential classification grades probable consequences if the dam fails: High = probable loss of human life; Significant = no probable loss of human life but possible economic loss / environmental damage; Low = no probable loss of human life, only minor economic / environmental losses. See the Dam Data Reference card above for the full definitions.

What's "% of normal"?

The current storage value compared to the historical average storage on this calendar day. 100% = right on average; values above 100% mean above-normal storage (wet year); values below mean below-normal (dry year or drought).

Can I get alerts when storage crosses a threshold?

Yes -- alerts are managed in the Snoflo iOS app. Favorite this dam, set a threshold, and you'll get a push the moment conditions cross.

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