Dam Report

Wilson Creek 12-11 dam

Nebraska, USA Tr-N Fk Little Nemaha River Hazard Low
Today high
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Tonight low
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Dam height
21ft
Hazard rating
Low
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Wilson Creek 12-11 -- None dam
Wilson Creek 12-11 None · Tr-N Fk Little Nemaha River
About this dam

Wilson Creek 12-11

Wilson Creek 12-11 is a locally owned earth dam located in Otoe, Nebraska, designed by the USDA NRCS and completed in 1966. This dam serves multiple purposes, including flood risk reduction, and is regulated by the Nebraska Department of Natural Resources. With a height of 21 feet and a length of 600 feet, Wilson Creek 12-11 has a storage capacity of 149 acre-feet and covers a surface area of 10 acres. The dam has a low hazard potential and is deemed to be in satisfactory condition as of the last inspection in June 2016.

Situated on the TR-N FK Little Nemaha River, Wilson Creek 12-11 plays a vital role in managing water resources in the area, with a maximum discharge capacity of 482 cubic feet per second. The dam's structure primarily consists of stone core and soil foundation, contributing to its stability and effectiveness in flood control. The dam is owned and operated by the local government, highlighting the importance of community involvement in water resource management and climate resilience efforts.

Overall, Wilson Creek 12-11 stands as a key infrastructure asset in Otoe County, Nebraska, providing essential flood risk reduction measures and water storage capacity for the region. Its satisfactory condition, low hazard potential, and regulatory oversight by the Nebraska DNR demonstrate a commitment to maintaining the dam's integrity and ensuring its continued effectiveness in protecting the surrounding community from potential water-related hazards. For water resource and climate enthusiasts, Wilson Creek 12-11 serves as a noteworthy example of local government ownership and management of critical infrastructure for sustainable water resource management.

StateNone
River / streamTr-N Fk Little Nemaha River
NID IDNE00875
Owner typeLocal Government
Primary purposeOther
Dam typeEarth
Year built1966
Dam height21 ft
Dam length600 ft
Max storage149 AF
Normal storage49 AF
Surface area10.0 ac
Drainage area1.0 sq mi
Hazard potentialLow
ConditionSatisfactory
Last inspectionTue, 21 Jun 2016 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 Wilson Creek 12-11 -- inflows here typically show up in storage 24-72 hours later.

Track Wilson Creek 12-11 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 Wilson Creek 12-11

Where does the data for Wilson Creek 12-11 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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