Dam Report

Tewaukon Pool 8 Dam dam

North Dakota, USA Wild Rice River Hazard Low
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Dam height
10ft
Hazard rating
Low
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Tewaukon Pool 8 Dam -- None dam
Tewaukon Pool 8 Dam None · Wild Rice River
About this dam

Tewaukon Pool 8 Dam

Tewaukon Pool 8 Dam, located along the Wild Rice River in North Dakota, is a federally-owned structure managed by the US Fish and Wildlife Service. Completed in 1960, this earth dam stands at a height of 10 feet and stretches over 1400 feet in length, creating a fish and wildlife pond with a storage capacity of 957 acre-feet. The dam serves as a vital resource for the conservation of local flora and fauna, with a primary purpose of maintaining a habitat for various species.

Despite its low hazard potential and fair condition assessment, Tewaukon Pool 8 Dam is subject to regular state inspections and enforcement by the North Dakota State Water Commission. The dam features a controlled spillway with a width of 84 feet and other controlled outlet gates. With a maximum discharge capacity of 448 cubic feet per second, the dam plays a crucial role in managing water flow and maintaining the ecological balance in the surrounding area. The risk assessment for the dam is rated as very high, indicating the importance of robust risk management measures and emergency preparedness.

Overall, Tewaukon Pool 8 Dam stands as a testament to the collaboration between federal agencies and local authorities in safeguarding water resources and supporting wildlife conservation efforts. As a key feature in the Omaha District, this dam serves as a model for sustainable water management practices in the region, highlighting the critical role of infrastructure in preserving the natural environment amidst changing climate conditions.

StateNone
River / streamWild Rice River
NID IDND00548
Owner typeFederal
Primary purposeFish And Wildlife Pond
Dam typeEarth
Year built1960
Dam height10 ft
Dam length1,400 ft
Max storage957 AF
Normal storage706 AF
Surface area108.0 ac
Drainage area12.4 sq mi
Hazard potentialLow
ConditionFair
Last inspectionTue, 06 Oct 2020 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 Tewaukon Pool 8 Dam -- inflows here typically show up in storage 24-72 hours later.

Track Tewaukon Pool 8 Dam in the Snoflo app

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FAQ

About Tewaukon Pool 8 Dam

Where does the data for Tewaukon Pool 8 Dam 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 Low 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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Manage alerts in the Snoflo app

Custom alerts are configured in the iOS app -- favorite this dam, set a threshold, and you'll get a push the moment conditions cross.

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