Dam Report

Kratochvil Dam dam

North Dakota, USA North Branch Forest River Hazard Low
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Dam height
18ft
Hazard rating
Low
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Kratochvil Dam -- North Dakota dam
Kratochvil Dam North Dakota · North Branch Forest River
About this dam

Kratochvil Dam

Kratochvil Dam, also known as N Br Forest R Det Dam 3, is a local government-owned structure in Fordville, North Dakota, designed by USDA NRCS and regulated by NDSWC. Completed in 1962, this earth-type dam stands at a height of 18 feet and spans 790 feet along the North Branch Forest River. With a primary purpose of flood risk reduction, the dam has a normal storage capacity of 75.63 acre-feet and a maximum storage of 2837 acre-feet.

The dam features an uncontrolled spillway with a width of 110 feet and vertical lift outlet gates. Despite its low hazard potential, the dam is considered to have moderate risk with a moderate (3) risk assessment rating. The condition assessment of the dam is currently not rated, and the last inspection took place in June 2013. While the Emergency Action Plan (EAP) status and risk management measures are not specified, the dam's overall risk is being monitored to ensure public safety and effective flood risk reduction in the region.

For water resource and climate enthusiasts, Kratochvil Dam presents an interesting case study in dam infrastructure and flood risk management. The collaborative effort between local government, USDA NRCS, and regulatory agencies like NDSWC highlights the importance of multi-stakeholder partnerships in ensuring the safety and effectiveness of vital water infrastructure. As climate change continues to impact the frequency and intensity of extreme weather events, dams like Kratochvil play a crucial role in mitigating flood risks and protecting communities along the North Branch Forest River.

StateNorth Dakota
River / streamNorth Branch Forest River
NID IDND00268
Owner typeLocal Government
Primary purposeFlood Risk Reduction
Dam typeEarth
Year built1962
Dam height18 ft
Dam length790 ft
Max storage2,837 AF
Normal storage76 AF
Surface area31.6 ac
Hazard potentialLow
ConditionNot Rated
Last inspectionWed, 12 Jun 2013 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 Kratochvil Dam -- inflows here typically show up in storage 24-72 hours later.

Track Kratochvil Dam 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 Kratochvil Dam

Where does the data for Kratochvil 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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